Publications, Patents, and Presentations

Books

Ruan, R. and L. Chen. 1998. Water in Foods and Biological Materials - A Nuclear Magnetic Resonance Approach. Technomic Publishing Co., Inc., Lancaster, Pennsylvania, USA, and Basel, Switzerland. 307 pages. ISBN: 1-56676-589-7.
Ruan, R., X. Lin, J. Zhang, Y. Li, and P. Chen. 2009. Nuclear Magnetic Resonance Technology and Its Application in Food and Biological Systems. China Light Industry Press. 222 pages. ISBN: 978-7-5019-6856-5.
Zhiwei Peng, Jiann-Yang Hwang, Roger Ruan, Robin Augustine, Morsi Mahmoud, Manoj Gupta, Joonho Lee. 2026. External Field-Intensified Materials Processing. Part of the book series: The Minerals, Metals & Materials Series (MMMS), Springer Nature, Electronic ISSN: 2367-1696; Print ISSN: 2367-1181.

Book Chapters

Pengfei Cheng, Shengzhou Shan, Jiameng Guo, Xiaotong Song, Jichang Han, Chengxu Zhou, Xiaojun Yan, Roger Ruan. 2025. Bioactive compounds in marine microalgae for nutritional and pharmaceutical applications. In Algae Biotechnology for Biomedical and Nutritional Applications: Chapter 2. Edited by Ashfaq Ahmad. Publisher: Elsevier.
Pengfei Cheng, Chun Wang, Yahui Bo, Jiameng Guo, Xiaotong Song, Shengzhou Shan, Chengxu Zhou, Xiaojun Yan, RogerRuan. 2023. Algae-based Aquaculture Wastewater Treatment and Resource Utilization. In Algal Biotechnology. Chapter 11. P154-170. Edited by Qiang Wang. ISBN-12: 9781800621930 (hardback), 9781800621947 (ePDF), 9781800621954 (ePub). Publisher: CBA International; Published: 2023. DOI: 10.1079/9781800621954.0000
Leilei Dai, Jianfei Guo, Junhui Chen, Kirk Cobb, Yanling Cheng, Paul Chen, Hanwu Lei, and Roger Ruan. 2023. Microwave Assisted Pyrolysis of Municipal Solid Wastes for Energy, Fuels, and Chemicals Production. In Advances in Microwave-Assisted Heterogeneous Catalysis, Chapter 8. P169-189. Edited by Jianli Hu and Benjaram M Reddy. ISBN (print): 978-1-83916-817-8. Publisher: Royal Society of Chemistry; Published: 2023. DOI: https://doi.org/10.1039/BK9781837670277-00169
Wei Liu, Roger Ruan. 2022. Microalgae-based biomaterials for environmental remediation and functional use. In Algae-based biomaterial for sustainable development: biomedical, environmental remediation and sustainability assessment – Chapter 14. Book series on Current Developments in Biotechnology and Bioengineering, Elsevier. Volume Editors: Huu Hao Ngo, Wenshan Guo, Ashok Pandey, Jo-Shu Chang, Duu-Jong Lee.
Pengfei Cheng, Yanzhang Feng, Baoyu Xu, Yahui Bo, Chun Wang, Chengxu Zhou, Guangce Wang, Xiaojun Yan, Roger Ruan. 2022. Microalgae-based biomaterials for bioremediation of greenhouse gases. In Algae-based biomaterial for sustainable development: biomedical, environmental remediation and sustainability assessment – Chapter 10. Book series on Current Developments in Biotechnology and Bioengineering, Elsevier. Volume Editors: Huu Hao Ngo, Wenshan Guo, Ashok Pandey, Jo-Shu Chang, Duu-Jong Lee.
Xiye Chen, Linyao Zhang, Li Liu, Chang Xing, Yan Zhao, Kirk Cobb, Roger Ruan and Penghua Qiu. 2021. Progress on the Co-Pyrolysis of Coal and Biomass. In Biorefineries - Vision and Development. Published by IntechOpen. DOI: 10.5772/intechopen.101031
Min Addy, Shuhao Huo, Junzhi Liu, Kun Li, Pengfei Cheng, Charles Schiappacasse, Dongjie Chen, Yanling Cheng, Yuhuan Liu, Yiwei Ma, Lu Wang, Yunpu Wang, Kirk Cobb, Paul Chen, and Roger Ruan. 2020. Bioconversion Technologies: Insect and Worm Farming. In Current Developments in Biotechnology and Bioengineering: Sustainable Food Waste Management: Resource Recovery and Treatment. Editors: Jonathan Wong, Guneet Kaur, Mohammad Taherzadeh, Ashok Pandey, Katia Lasaridi. Page: 235-273. Elsevier Publishing Company. ISBN: 978-0-12-819148-4.
Dongjie Chen, Juer Liu, Paul Chen, Yanling Cheng, Peng Peng, Nan Zhou, Yunpu Wang, Yuhuan Liu, Roger Ruan, Yuchuan Wang. 2020. Chapter 2. Novel Technologies for Milk Powder Disinfection. In Advances in Chemistry Research. Volume 65. Nova Publishers. ISBN: 978-1-53618-711-3
Roger Ruan, Kuan Ding, Shiyu Liu, Peng Peng, Nan Zhou, Aoxi He, Paul Chen, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Hanwu Lei, Min Addy, Kirk Cobb. 2020. Gasification and pyrolysis of waste. In Current Developments in Biotechnology and Bioengineering - Sustainable Bioresources for the Emerging Bioeconomy, Pages 263-297. https://doi.org/10.1016/B978-0-444-64309-4.00012-X
Kirk Cobb, Erik Anderson, Min Addy, Yong Nie, Yanling Cheng, Peng Peng, Yiwei Ma, Huan Ma, Yuhuan Liu, Hanwu Lei, Paul Chen, Roger Ruan. 2020. Chapter 14 - Converting floating scum from municipal wastewater treatment plants to biodiesel fuel. In Wastewater Treatment Residues as Resources for Biorefinery Products and Biofuels, Pages 309-325. https://doi.org/10.1016/B978-0-12-816204-0.00014-X
Peng Peng, Paul Chen, Nan Zhou, Charles Schiappacasse, Yanling Cheng, Dongjie Chen, Min Addy, Yaning Zhang, Erik Anderson, Liangliang Fan, Raymond Hatzenbeller, Yuhuan Liu, Roger Ruan. 2020. Chapter 9. Packed food and packaging materials disinfected by cold plasma. In Advances in Cold Plasma Applications for Food Safety and Preservation, Editor: Daniela Bermudez-Aguirre. Elsevier Publishing Company. Pages 269-286. ISBN: 9780128149218. https://doi.org/10.1016/B978-0-12-814921-8.00009-8
Roger Ruan, Yaning Zhang, Paul Chen, Shiyu Liu, Liangliang Fan, Nan Zhou, Kuan Ding, Peng Peng, Min Addy, Yanling Cheng, Erik Anderson, Yunpu Wang, Yuhuan Liu, Hanwu Lei, Bingxi Li. 2019. Chapter 1 - Biofuels: Introduction, Editor(s): Ashok Pandey, Christian Larroche, Claude-Gilles Dussap, Edgard Gnansounou, Samir Kumar Khanal, Steven Ricke, In Biomass, Biofuels, Biochemicals, Biofuels: Alternative Feedstocks and Conversion Processes for the Production of Liquid and Gaseous Biofuels (Second Edition), Academic Press, 2019, Pages 3-43. https://doi.org/10.1016/B978-0-12-816856-1.00001-4
Yaning Zhang, Yunlei Cui, Paul Chen, Shiyu Liu, Nan Zhou, Kuan Ding, Liangliang Fan, Peng, Min, Yanling Cheng, Yunpu Wang, Yiqin Wan, Yuhuan Liu, Bingxi Li, Roger Ruan. 2019. Chapter 14. Gasification Technologies and Their Energy Potentials. In Sustainable Resource Recovery and Zero Waste approaches. Editors: Taherzadeh, M.J., Bolton, K., Wong, J., Pandey, A. Elsevier Publishing Company.
Peng Peng, Paul Chen, Dongjie Chen, Min Addy, Yanling Cheng, Nan Zhou, Charles Schiappacasse, Yaning Zhang, Erik Anderson, Juer Liu, Yiwei Ma, Roger Ruan. 2019. Chapter 5. Impact of Pulsed Light on Food Constituents. In Effect of Emerging Processing Methods on the Food Quality. S. Roohinejad et al. (eds.), Springer Nature Switzerland AG. ISBN 978-3-030-18190-1 ISBN 978-3-030-18191-8 (eBook) https://doi.org/10.1007/978-3-030-18191-8.
Dongyan Mu, Sarah Mack, Roger Ruan, and Min Addy. 2018. Chapter 6. Life cycle assessment of beneficial reuse of waste streams for energy in municipal wastewater treatment plants. In Life-cycle Assessment of Wastewater Treatment (CRC Series “Part of the Life Cycle Assessment and Green Chemistry Series, edited by Vera Kolb”), edited by Dr. Mu Naushad. CRC Press (https://www.crcpress.com/), USA.
Yaning Zhang, Paul Chen, Shiyu Liu, Liangliang Fan, Nan Zhou, Min Min, Yanling Cheng, Peng Peng, Erik Anderson, Yunpu Wang, Yiqin Wan, Yuhuan Liu, Bingxi Li and Roger Ruan. 2017. Chapter 6. Microwave‐Assisted Pyrolysis of Biomass for Bio‐Oil Production. In Pyrolysis. http://dx.doi.org/10.5772/65193. Edited by Mohamed Samer pages: 129-166. Published by InTech.
Q. Bu, H. M. Morgan JR., J. Liang, H. Lei, R. Ruan. 2016. Chapter 2. Catalytic microwave pyrolysis of lignocellulosic biomass for Fuels and Chemicals. In Advances in Bioenergy. Volume 1, Eds. Y. Li, X. Ge. pp. 69–123. Elsevier. ISBN: 9780128095225. ISSN 2468-0125 http://dx.doi.org/10.1016/bs.aibe.2016.09.002
Shaobo Deng, Paul Chen, Yun Li, Xiaochen Ma, Yanling Cheng, Xiangyang Lin, Lloyd Metzger, and Roger Ruan. 2015. Non-thermal pasteurization of milk using CHIEF technology. In Emerging Dairy Processing Technologies: Opportunities for the Dairy Industry. Wiley-Blackwell and the Institute of Food Science and Technology, UK.
Lu Wang, Hanwu Lei, Roger Ruan. 2015. Techno-Economic Analysis of Microwave-Assisted Pyrolysis for Production of Biofuels. In “Production of Biofuels and Chemicals with Microwave and Ultrasound”, Springer Book Series - Biofuels and Biorefineries” Editors: Zhen Fang, Richard L. Smith, Jr., Xinhua Qi. DOI 10.1007/978-94-017-9612-5_12
Paul Chen, Qinglong Xie, Zhenyi Du, Fernanda C. Borges, Peng Peng, Yanling Cheng, Yiqin Wan, Xiangyang Lin, Yuhuan Liu, and Roger Ruan. 2014. Microwave-assisted thermochemical conversion of biomass for biofuel production. In “Production of Biofuels and Chemicals with Microwave and Ultrasound”, Springer Book Series - Biofuels and Biorefineries” Editors: Zhen Fang, Richard L. Smith, Jr., Xinhua Qi. DOI 10.1007/978-94-017-9612-5_5.
Ruan, R. and P. Chen. 2010. Bioenergy Industry Status and Prospects. In Industrial Crops and Uses. CAB International. ISBN: 978-1-84593-616-7.
Chen, P., S. Deng, Y. Cheng, X. Lin, L. Metzger, and R. Ruan. 2010. Non-thermal Pasteurization Processes. In Case studies in novel food processing technologies. Woodhead Publishing Limited. ISBN: 978-1-84569-551-4. https://doi.org/10.1533/9780857090713.1.
Ruan, R., X. Ye, P. Chen, C. Doona, and T. Yang. 2004. Developments in Ohmic heating. In Improving Thermal Processing of Foods. Philip Richardson (Ed). Woodhead Publishing Limited, Cambridge, England.
Ruan, R. and P. Chen. 2002. Highly refined cellulose - A versatile new material from agricultural fibrous byproducts. In Advanced Agricultural Science and Technology Part I Advances in Bio-Processing Engineering. Xiusheng Yang and Juming Tang (Eds). World Scientific Publishers Co, Singapore.
Ruan, R., X. Ye, P. Chen, C. Doona, and I. Taub. 2002. Ohmic heating. In The Nutrition Handbook for Food Processors. C. K. Henry, and C. Chapman (Eds). Woodhead Publishing Limited, Cambridge, England.
Ruan, R. and P. Chen. 2001. Nuclear magnetic resonance and magnetic resonance imaging. In Nondestructive Food Quality Evaluation, Sundaram Gunasekaran (Editor). Marcel Dekker, New York, USA.
Ruan, R., X. Ye, P. Chen, C. Doona, and I. Taub. 2001. Ohmic heating. In Thermal Technologies in Food Processing. P. Richardson (Ed.). Woodhead Publishing Limited, Cambridge, England.
Ruan, R. and P. Chen. 2000. Nuclear magnetic resonance techniques. In Bread Staling, P. Chinachoti and Y. Vodovotz (Eds). CRC Press, Boca Raton, Florida, USA. ISBN: 9780429127908.
Fulcher, R.G., S.S. Miller, and R. Ruan. 1997. Quantitative microscopic approaches to carbohydrate characterization and distribution in cereal grains. In Functionality of Food Phytochemicals, Recent Advances in Phytochemistry. T. Johns and JT Romeo (Eds). Plenum Publishing, London, UK.
Song, H., R. Ruan, S. Schmidt, and J.B. Litchfield. 1991. NMR and MRI: Applications and potential in the food industry. In Food and Beverage Technology International - USA. B.A. (Pete) Twigg and J.P. Strachan (Eds). Sterling Publications International, Ltd., London, UK.

Refereed Journal Publications (2021-present)

Jianfei Guo, Yuchuan Wang, Nan Zhou, Xiangyang Lin, Juer Liu, Yuting Li, Kirk Cobb and Roger Ruan. 2026. Non-thermal air bubble discharge in water for atmospheric nitrogen fixation: mechanistic insights from experiments and simulations. Journal of Physics D: Applied Physics, Volume 59, Number 13. DOI 10.1088/1361-6463/ae4fd6
Li Jiang, Xiaoxiao Yan, Haijun Wang, Bin He, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2026. Sustainable bioprocess engineering for integrated inland water remediation and waste-to-product conversion. Bioresource Technology, Volume 447, May 2026, 134256. https://doi.org/10.1016/j.biortech.2026.134256.
Qiuhao Wu, Anqi Dai, Tianyu Wang, Linyao Ke, Liangliang Fan, Hui Li, Roger Ruan, Yunpu Wang. 2026. Microwave-assisted catalytic pyrolysis of waste cooking oil into hydrocarbon-rich bio-oil: Optimization of dual-stage catalysis and techno-economic assessment. Journal of Analytical and Applied Pyrolysis, Volume 194, March 2026, 107604
Shupeng Lin, Minmin Pan, Yanfang Ma, Zhihao Chen, Tao Lyu, Renjie Dong, Roger Ruan, Shan Liu. 2026. Microalgae-mediated shaping of bacterial communities enhances antibiotic removal and antibiotic resistance control. Bioresource Technology, Volume 441, February 2026, 133577, 133577.
Shupeng Lin, Minmin Pan, Yanfang Ma, Zhihao Chen, Tao Lyu, Renjie Dong, Roger Ruan, Shan Liu. 2026. Long-term operational strategy of microalgal-bacterial granular sludge towards strengthened sulfadiazine antimicrobial resistance control. Journal of Hazardous Materials, Volume 504, 15 February 2026, 141277.
Xiao-ru Meng, Shuai Gao, Janusz A. Kozinski, Roger Ruan, Zhen Fang. 2026. Biochar-based oxygen electrocatalysts for advanced Zn-air batteries: Mechanisms, applications, and prospects. Chemical Engineering Journal, Volume 529, 1 February 2026, 172878
Yuyang Yao, Juer Liu, Yanling Cheng, Qiming Miao, Xinyue Zhu, Jingyi Xie, Na Zhang, Wei Hua, Guangwei Huang, Xiangyang Lin, Shengquan Mi, Roger Ruan. 2026. Lack of Adverse Effects in a Subchronic 90-day Oral Toxicity Study of Almond Hull Powder in Sprague-Dawley Rats. Food and Chemical Toxicology, Volume 207, January 2026, 115814. https://doi.org/10.1016/j.fct.2025.115814.
Yuan Zeng, Qi Yang, Chuangxin Xu, Hui Li, Hao Zeng, Zhiyi Yu, Xiaojie Tian, Linyao Ke, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2026. A study on the catalytic pyrolysis characteristics of waste oil based on different molecular sieves. Journal of Environmental Management, Volume 397, 1 January 2026, 128336
Kuan Ding, Junheng Zhang, Deliang Xu, Jinfeng Hang, Félix Mérimée, Bkangmo Kontchouo, Chanchana Thanachayanont, Thipjak Na Lampang, Zhaoyang Xu, Shu Zhang, Roger Ruan. 2026. Unraveling role of oxygen vacancies in catalytic deoxygenation of biomass-derived carboxylic acids over ceria. Bioresource Technology, Volume 439, January 2026, 133349. https://doi.org/10.1016/j.biortech.2025.133349
Yuan Zeng, Chuangxin Xu, Xiaojie Tian, Linyao Ke, Kirk Cobb, Nan Zhou, Yuhuan Liu, Roger Ruan, Jing Yang, Yunpu Wang. 2026. Synergistic effects of biomass-plastic co-pyrolysis: Enhanced performance with microwave assistance and biomass type variability. Energy, Volume 342, 1 January 2026, 139602
Longfei Zhang, Qiuhao Xiang, Bingyang Zhu, Yunpu Wang, Roger Ruan, Zhigang Yu, Yu huan Liu, Xian Cui, Ndzondelelo Bingwa, Mahmood Laghari, Qi Zhang. 2026. Molecular Insights into Synergistic Bioremediation of Sodium Cyclamate by the Scenedesmus obliquus-Niallia nealsonii Consortia: Efficiency, Application, and Mechanisms. Journal of Hazardous Materials, Volume 501, 1 January 2026, 140817.
Leilei Dai, Kevin M. Van Geem, Huiyan Zhang, Rui Xiao, Hanwu Lei, Roger Ruan. 2026. Designing Zeolite Catalysts for Chemical Recycling of Plastics. Nature Review Materials, Nat Rev Mater (2026). https://doi.org/10.1038/s41578-025-00878-z
Rumeng Lu, Qiaoyun Huang, Yunpu Wang, Xian Cui, Zhigang Yu, Naif Abdullah Al-Dhabi, Xiang Wang, Roger Ruan, Wangwang Tang, Zihan Li, Ting Zhou, Yuhuan Liu, Qi Zhang. 2025. Symbiotic interaction of Chlorella sp. and Shinella sp. for enhanced dissolved organic matter removal from sterilized mixed wastewater. Algal Research, Available online 30 December 2025, 104501.
Yuan Zeng, Chuangxin Xu, Xiaojie Tian, Linyao Ke, Kirk Cobb, Nan Zhou, Yuhuan Liu, Roger Ruan, Jing Yang, Yunpu Wang. 2025. Synergistic effects of biomass-plastic co-pyrolysis: Enhanced performance with microwave assistance and biomass type variability. Energy, Available online 9 December 2025, 139602.
Lei Cao, Shuonan Ma, Shuaicheng Xiang, Yantao Li, Xuezhi Zhang, Zhuoyi Zhu, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2025. Regulating the Carbon-to-Nitrogen ratio for enhanced reconstruction efficiency in Litopenaeus vannamei aquaculture systems. Bioresource Technology, Volume 435, November 2025, 132961. https://doi.org/10.1016/j.biortech.2025.132961
Hao Zeng, Yuan Zeng, Linyao Ke, Xiaojie Tian, Nan Zhou, Roger Ruan, Yunpu Wang. 2025. Study on co-pyrolysis of waste rapeseed oil and low-density polyethylene: Kinetic study and microwave-assisted process optimization. Energy Conversion and Management, Volume 345, 1 December 2025, 120355.
Yue Zhang, Jie Yang, Peixin Yu, Roger Ruan, Leilei Dai, Jian Zhang, Erguang Huo, Rongge Zou, Chenxi Wang, Yunfeng Zhao, Yunpu Wang. 2025. Catalytic co-pyrolysis of cotton stalks and ground film plastic using fishbone-based metal catalysts: Enhanced production of olefins and aromatics. Chemical Engineering Journal, Volume 521, October 2025, 166274.
Dengle Duan, Shuo Xu, Yingwei Zhou, Hechao Mo, Wenhua Yang, Yayun Zhang, Roger Ruan. 2025. Preparation and characterization of black garlic peels-derived activated carbon to improve H2S adsorption at room-temperature. Journal of Analytical and Applied Pyrolysis, Volume 191, October 2025, 107229
Yue Zhang, Yansen Xu, Chentao Tan, Roger Ruan, Leilei Dai, Yunpu Wang, Erguang Huo, Yunfeng Zhao, Jian Zhang. 2025. Preparation of highly selective olefins from pyrolyzed ground film plastics catalyzed by fishbone-based catalysts. Process Safety and Environmental Protection, Volume 201, Part B, September 2025, 107565.
Zhiqiang Gu, Yuhuan Liu, Liandong Zhu, Boyou Fan, Yuan Li, Cuixia Liu, Yunpu Wang, Xian Cui, Zhigang Yu, Roger Ruan, Qi Zhang. 2025. Hormetic effect of dissolved organic matter from pig manure anaerobic digestion effluents on Chlorella sp.: Physiological and transcriptomic responses. Water Research, Volume 283, 1 September 2025, 123877.
Jiahui Zhang, Linyao Ke, Qiuhao Wu, Liangliang Fan, Krik Cobb, Roger Ruan, Yunpu Wang. 2025. Enhancing mass transfer efficiency via “Burger” co-pyrolysis of plastics and three biomass components. Journal of Analytical and Applied Pyrolysis. Volume 89, August 2025, 107084.
Zihan Li, Yuhuan Liu, Yunpu Wang, Xian Cui, Xiaodan Wu, Qi Zhang, Roger Ruan. 2025. Investigation of self-regulation mechanisms of extracellular organic matters in reused medium on Spirulina platensis. Bioresource Technology, Volume 427, July 2025, 132385.
Leilei Dai, Roger Ruan, Hanwu Lei, Rui Xiao, and Huiyan Zhang. 2025. Revolutionize textile recycling. Science, 15 May 2025, Vol 388, Issue 6748, pp. 713-714. DOI: 10.1126/science.adw0473
Ruan R, Wang X, Zhang Y. 2025. Empowering human progress through sustainable carbon materials. Sustainable Carbon Materials 1: e001 doi: 10.48130/scm-0025-0001.
Qiming Miao, Lu Sun, Jiayuan Wu, Xinyue Zhu, Juer Liu, Roger Ruan, Guangwei Huang, Shengquan Mi, and Yanling Cheng. 2025. Lipid-Lowering Potential of Almond Hulls (Quercetin, Baicalein, and Kaempferol): Insights from Network Pharmacology and Molecular Dynamics. Curr. Issues Mol. Biol. 2025, 47(6), 450; https://doi.org/10.3390/cimb47060450.
Mark Gino K. Galang, Junhui Chen, Kirk Cobb, Tiziano Zarra, Roger Ruan. 2025. Reduction of biogenic CO2 emissions, COD and nutrients in municipal wastewater via mixotrophic co-cultivation of Chlorella vulgaris – aerobic-activated sludge consortium. Environmental Technology. Received 21 Jul 2024, Accepted 20 Jan 2025, Published online:
16 Feb 2025. https://www.tandfonline.com/doi/full/10.1080/09593330.2025.2463696
Linyao Ke, Xiaofei Wang, Yujie Peng, Nan Zhou, Hui Li, Liangliang Fan, Kirk Cobb, Roger Ruan, Yuhuan Liu, Yunpu Wang. 2025. Continuous microwave co-pyrolysis of LDPE and PET coupled ex-situ catalysis to monocyclic aromatic hydrocarbons using different structural forms of HZSM-5 as catalysts. Chemical Engineering Journal, Volume 514, 15 June 2025, 163356.
Chen, T.; Wang, X.; Zhu, X.; Shao, H.; Wang, W.; Hua, W.; Zhang, N.; Wu, S.; Ruan, R.; Zhou, C.; et al. Manganese Ferrite NanoparticleAssisted Enhancement of Photosynthetic Carbon Sequestration in Microalgae. Sustainability 2025, 17, 4303. https://doi.org/10.3390/ su17104303.
Mark Gino K. Galang, Junhui Chen, Kirk Cobb, Tiziano Zarra, Roger Ruan. 2025. Intelligent predictive modeling for the optimization of advanced algal photobioreactors in greenhouse gas capture and utilization. Journal of Environmental Management, Volume 381, May 2025, 125275. https://doi.org/10.1016/j.jenvman.2025.125275
Xiaoyan Yan, Li Tian, Hong Xiao, Shunjing Luo, Tingting Chen, Rongsheng Ruan, Yuhuan Liu, Jianyong Wu, Chengmei Liu. 2025. Heat-stable single-helical structures formed during the extrusion process play a key role in the cooking and texture qualities of rice noodles. International Journal of Biological Macromolecules, Volume 301, April 2025, 140066.
Letian Zhang, Nan Zhou, Linyao Ke, Yuan Zeng, Qiuhao Wu, Jiahui Zhang, Rui Liao, Liangliang Fan, Krik Cobb, Roger Ruan, Yuhuan Liu, Yunpu Wang. 2025. Understanding the role of plastic additives in the pyrolysis of plastic wastes: Impact of additives on product selectivity, kinetics, and mechanistic pathways. Chemical Engineering Journal, Volume 514, 15 June 2025, 163194.
Xin Gao, Shuntaro Tsubaki, Huacheng Zhu, Daniel R. Slocombe, Daming Fan, Roger Ruan. 2025. Microwave for electrification and decarbonization of the chemical industry. Front. Chem. Sci. Eng. 2025, 19(4): 27 https://doi.org/10.1007/s11705-025-2528-3.
Feifei Ma, Jiameng Guo, Yantao Li, Gao Li, Xuezhi Zhang, Zhuoyi Zhu, Roger Ruan, Peng-fei Cheng. 2025. Optimizing Fucoxanthin production in Chaetoceros sp. Using conditioned wastewater and tailored culture conditions. Journal of Water Process Engineering, Volume 72, April 2025, 107450. https://doi.org/10.1016/j.jwpe.2025.107450.
Rumeng Lu, Biyuan Hong, Yunpu Wang, Xian Cui, Cuixia Liu, Yuhuan Liu, Xiaodan Wu, Roger Ruan, Qi Zhang. 2025. Microalgal biofilm cultivation on lignocellulosic based bio-carriers: Effects of material physical characteristics on microalgal biomass production and composition. Chemical Engineering Journal, Volume 510, 15 April 2025, 161656.
Jiahui Zhang, Linyao Ke, Qiuhao Wu, Liangliang Fan, Krik Cobb, Roger Ruan, Yunpu Wang. Enhancing mass transfer efficiency via “Burger” co-pyrolysis of plastics and three biomass components. Journal of Analytical and Applied Pyrolysis. Available online 4 March 2025, 107084.
Cassiano Cunha Oliveira, Grazielle Emanuella de Souza dos Santos, Leilei Dai, Suman Lata, Kirk Cobb, Luiz Gustavo Martins Vieira, Carla Eponina Hori, Roger Ruan. 2025. Catalytic Microwave-Assisted Co-Pyrolysis of soybean husk and HDPE: Optimization, Kinetics, and enhanced bio-oil production using ZSM-5. Energy Conversion and Management, Volume 327, 1 March 2025, 119582. https://doi.org/10.1016/j.enconman.2025.119582
Baoyu Xu, Qilin He, Danni Sun, Xiaohui Li, Jianhua Fan, Xiaojun Yan, Roger Ruan, Ning Wang, Pengfei Cheng. 2025 Inhibition mechanism of leukemia cells HL-60 by exopolysaccharides from Botryococcus braunii in response to high-concentration cobalt. International Journal of Biological Macromolecules, Volume 290, February 2025, 139092. https://doi.org/10.1016/j.ijbiomac.2024.139092
Dong Shu, Chentao Tan, Yue Zhang, Lu Gan, Roger Ruan, Leilei Dai, Yunpu Wang, Erguang Huo, Qixuan Jiang, Yunfeng Zhao, Jian Zhang. 2025. Nanocellulose synthesis via synergistic application of solid acid and cellulase. International Journal of Biological Macromolecules. Volume 291, February 2025, 139158
Linlin Yang, Xiaotong Song, Yanzhang Feng, Xiaoting Qiu, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2025. Improving soil structure and function for continuous cropping of sweet melon using microalgae-based biological fertilizer. Algal Research, Volume 85, January 2025, 103868. https://doi.org/10.1016/j.algal.2024.103868
Ruan, R. 2024. Inaugural Editorial: Embracing Great Challenges and Opportunities. Algae and Environment. 2024. doi: Retrieved from https://ojs.sciltp.com/journals/AlgaeEnviron/article/view/460
Yuyang Yao, Juer Liu, Qiming Miao, Xinyue Zhu, Lu Sun, Wei Hua, Na Zhang, Guangwei Huang, Roger Ruan, Yanling Cheng, Shengquan Mi. 2024. Inhibition and effect of almond hull extract on activities of α-amylase and α-glucosidase, and postprandial glucose in normal SD rats. Journal of Functional Foods. Volume 123, December 2024, 106624
Ozlem Akca, Junhui Chen, Leilei Dai, Kirk Cobb, Yanling Cheng, Paul Chen, Hanwu Lei, Roger Ruan. 2024. Improving carbon-reduced catalytic gasification of microalgae for biohydrogen production. Algal Research, Volume 84, December 2024, 103797. https://doi.org/10.1016/j.algal.2024.103797
Ruolan Zhou, Xiaojie Tian, Xiaofei Wang, Yuan Zeng, Linyao Ke, Qiuhao Wu, Rui Liao, Roger Ruan, Liangliang Fan, Yunpu Wang. 2024. Microwave pyrolysis of Choerospondias axillaris seeds with their derived biochar for comprehensive utilization of the biomass. Chemical Engineering Journal, Volume 501, 1 December 2024, 157727.
Rumeng Lu, Jiangling Lai, Kangping Wu, Qi Zhang, Yunpu Wang, Xian Cui, Yuhuan Liu, Xiaodan Wu, Zhigang Yu, Hailong Luo, Roger Ruan. 2024. Sweet sorghum as alternative carbon sources for Chlorella sp. valued-added compounds production: A mechanistic insight using transcriptomics. Chemical Engineering Journal, Volume 500, 15 November 2024, 157096.
Mark Gino K. Galang, Junhui Chen, Kirk Cobb, Tiziano Zarra, Roger Ruan. 2024. Journal of Water Process Engineering, Volume 67, November 2024, 106105. https://doi.org/10.1016/j.jwpe.2024.106105
Yilin Fang, Yihui Cai, Qi Zhang, Roger Ruan, Ting Zhou. 2024. Research status and prospects for bioactive compounds of Chlorella species: Composition, extraction, production, and biosynthesis pathways. Process Safety and Environmental Protection, Volume 191, Part A, November 2024, Pages 345-359.
Yan X, Shan S, Li X, Xu Q, Yan X, Ruan R and Cheng P. 2024. Carbon and energy metabolism for the mixotrophic culture of Chlorella vulgaris using sodium acetate as a carbon source. Front. Microbiol. 15:1436264. doi: 10.3389/fmicb.2024.1436264
Yuqing Zhu, Shengfeng Peng, Sixian Peng, Xing Chen, Liqiang Zou, Ruihong Liang, Roger Ruan, Leilei Dai, Wei Liu. 2024. Fiber complex-stabilized high-internal-phase emulsion for allicin encapsulation: microstructure, stability, and thermal-responsive properties. Journal of the Science of Food and Agriculture. September, 2024. https://doi.org/10.1002/jsfa.13902
Feifei Ma, Kang Chen, Chengxu Zhou, Xiaohui Li, Jianhua Fan, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2024. Effect of phytohormone on proliferation and accumulation of cellular metabolites of microalgae Isochrysis zhanjiangsis. Bioresource Technology, Volume 410, October 2024, 131299. Available online 15 August 2024. https://doi.org/10.1016/j.biortech.2024.131299.
Yuan Zeng, Yuanyuan Wang, Linyao Ke, Qiuhao Wu, Xiaojie Tian, Liangliang Fan, Kirk Cobb, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2024. Comparison of microwave and conventional pyrolysis of one-step prepared metal soaps (Li/Na/K/Ca/Mg): Product distribution and heating characteristics. Chemical Engineering Journal, Volume 493, 1 August 2024, 152481.
Jiali Shen, Xuan Luo, Min Zhou, Qi Zhang, Yunpu Wang, Roger Ruan, Yuhuan Liu, Xian Cui. 2024. Effect of different opening times on methanogenic potential of different fermentation types of silage during feed-out stage. Renewable Energy. Volume 230, September 2024, 120883.
Anqi Dai, Qiuhao Wu, Chuangxin Xu, Jianyun Xiong, Liangliang Fan, Linyao Ke, Yuan Zeng, Krik Cobb, Roger Ruan, Yunpu Wang. 2024. Walnut shell oil-bath torrefaction coupled with fast pyrolysis: Effect of torrefaction heating modes. Bioresource Technology, Volume 406, August 2024, 130984.
Kangping Wu, Jiangling Lai, Qi Zhang, Yunpu Wang, Xian Cui, Yuhuan Liu, Xiaodan Wu, Zhigang Yu, and Roger Ruan. 2024. Optimizing Chlorella vulgaris Cultivation to Enhance Biomass and Lutein Production. Foods 2024, 13(16), 2514; https://doi.org/10.3390/foods13162514
Dong Shu, Lu Gan, Yue Zhang, Xuan Sun, Chentao Tan, Roger Ruan, Leilei Dai, Yunpu Wang, Erguang Huo, Qixuan Jiang, Yunfeng Zhao, Jian Zhang. 2024. A solid acid derived from fishbone catalyzes the hydrolysis of cellulose into nanocellulose. International Journal of Biological Macromolecules, 2024 Aug;275(Pt 2):133903. doi: 10.1016/j.ijbiomac.2024.133903. Epub 2024 Jul 31.
Ke, L., Zhou, N., Wu, Q., Zeng, Y., Tian, X., Zhang, J., Fan, L., Ruan, R., Wang, Y. 2024. Microwave catalytic pyrolysis of biomass: a review focusing on absorbents and catalysts. npj Mater. Sustain. 2, 24 (2024).
Leilei Dai, Suman Lata, Kirk Cobb, Rongge Zou, Hanwu Lei, Paul Chen, Roger Ruan. 2024. Recent advances in polyolefinic plastic pyrolysis to produce fuels and chemicals. Journal of Analytical and Applied Pyrolysis, Volume 180, June 2024, 106551. https://doi.org/10.1016/j.jaap.2024.106551
Zhiping Zhang, Quanguo Zhang, Youzhou Jiao, Chao He, Roger Ruan, Jianjun Hu, Jingzheng Ren, Sara Toiniolo, Danping Jiang, Chaoyang Lu, Yameng Li, Yi Man, Huan Zhang, Chenxi Xia, Yi Wang, Yanyan Jing, Xueting Zhang, Ruojue Lin, Gang Li, Jianzhi Yue, and Nadeem Tahir. 2024. Biological Fermentation Pilot-Scale Systems and Evaluation for Commercial Viability Towards Sustainable Biohydrogen Production. Nature Communications, 15, Article number: 4539 (2024).
Yuyang Yao, Juer Liu, Qiming Miao, Xinyue Zhu, Wei Hua, Na Zhang, Guangwei Huang, Xiangyang Lin, Shengquan Mi, Yanling Cheng, Roger Ruan. 2024. Evaluation of the Genotoxicity of Almond Hull: Implications for Its Use as a Novel Food Ingredient. Foods 2024, 13(9), 1404; https://doi.org/10.3390/foods13091404
Rongge Zou, Zhibin Yang, Jiahui Zhang, Ryan Lei, William Zhang, Fitria Fnu, Daniel C.W. Tsang, Joshua Heyne, Xiao Zhang, Yunpu Wang, Roger Ruan, Hanwu Lei. 2024. Machine learning application for predicting key properties of activated carbon produced from lignocellulosic biomass waste with chemical activation. Bioresource Technology, Volume 399, May 2024, 130624.
Letian Zhang, Xiuhua Yang, Qiuhao Wu, Liangliang Fan, Chuangxin Xu, Rongge Zou, Yuhuan Liu, Krik Cobb, Roger Ruan, Yunpu Wang. 2024. ZSM-5@ceramic foam composite catalyst derived from spent bleaching clay for continuous pyrolysis of waste oil to produce monocyclic aromatic hydrocarbons. Science of The Total Environment, Volume 926, 20 May 2024, 171887.
Xiaofei Wang, Yujie Peng, Ruolan Zhou, Liangliang Fan, Qi Zhang, Xian Cui, Qiuhao Wu, Yuan Zeng, Xiaojie Tian, Linyao Ke, Roger Ruan, Yunpu Wang. 2024. Production of monocyclic aromatic hydrocarbons from microwave co-pyrolysis of polyethylene terephthalate and low-density polyethylene using coconut husk carbon as microwave absorbent. Chemical Engineering Journal, Volume 488, 15 May 2024, 150732.
Kaili Gao, Tongying Liu, Qi Zhang, Yunpu Wang, Xiaoxiao Song, Xuan Luo, Roger Ruan, Le Deng, Xian Cui, Yuhuan Liu. 2024. Stabilization of emulsions prepared by ball milling and cellulase treated pomelo peel insoluble dietary fiber: Integrity of porous fiber structure dominates the stability. Food Chemistry, Volume 440, 15 May 2024, 138189.
Hongbin Yan, Zhiqiang Gu, Qi Zhang, Yunpu Wang, Xian Cui, Yuhuan Liu, Zhigang Yu, Roger Ruan. 2024. Detoxification of copper and zinc from anaerobic digestate effluent by indigenous bacteria: Mechanisms, pathways and metagenomic analysis. Journal of Hazardous Materials, Volume 469, 5 May 2024, 133993.
Lu Wang, Fei Zhang, Xiaochen Ma, Dmitri Mataya, Junhui Chen, Kirk Cobb, Pengfei Cheng, Yanling Cheng, Min Addy, Paul Chen, Roger Ruan. 2024. Treatment of anaerobically digested swine manure using Chlorella vulgaris and bacteria in scaled-up systems. Algal Research, Volume 79, April 2024, 103463. https://doi.org/10.1016/j.algal.2024.103463
Jun Wei Roy Chong, Kuan Shiong Khoo, Kit Wayne Chew, Huong-Yong Ting, Iwamoto Koji, Roger Ruan, Zengling Ma, Pau Loke Show. 2024. Artificial intelligence-driven microalgae autotrophic batch cultivation: A comparative study of machine and deep learning-based image classification models. Algal Research, Volume 79, April 2024, 103400.
Zhiqiang Gu, Hongbin Yan, Qi Zhang, Yunpu Wang, Cuixia Liu, Xian Cui, Yuhuan Liu, Zhi-gang Yu, Xiaodan Wu, Roger Ruan. 2024. Elimination of copper obstacle factor in anaerobic digestion effluent for value-added utilization: Performance and resistance mechanisms of indigenous bacterial consortium. Water Research, Volume 252, 15 March 2024, 121217
Letian Zhang, Qiuhao Wu, Liangliang Fan, Rui Liao, Jiahui Zhang, Rongge Zou, Krik Cobb, Roger Ruan, Yunpu Wang. 2024. Monocyclic aromatic hydrocarbons production from NaOH pretreatment metallized food plastic packaging waste through microwave pyrolysis coupled with ex-situ catalytic reforming, Chemical Engineering Journal, Volume 484, 15 March 2024, 149777
Badr A. Mohamed, Roger Ruan, Muhammad Bilal, Selvakumar Periyasamy, Mukesh Kumar Awasthi, Natarajan Rajamohan, Lijian Leng. 2024. Sewage sludge co-pyrolysis with agricultural/forest residues: A comparative life-cycle assessment. Renewable and Sustainable Energy Reviews, Volume 192, March 2024, 114168.
Yi Fang, Xian Li, Xiaonan Wang, Leilei Dai, Roger Ruan, Siming You. 2024. Machine learning-based multi-objective optimization of concentrated solar thermal gasification of biomass incorporating life cycle assessment and techno-economic analysis. Energy Conversion and Management, Volume 302, 15 February 2024, 118137.
Longfei Zhang, Ping Wang, Xiqing Wang, Qi Zhang, Yunpu Wang, Yuhuan Liu, Lantia n Zhao, Roger Ruan, Xian Cui. 2023. Resource utilization of wastepaper and bentonite: Cu(II) removal in the aqueous environment. Journal of Environmental Management, Volume 353, 27 February 2024, 120213.
Danni Sun, Songlin Wu, Xiaohui Li, Baosheng Ge, Chengxu Zhou, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2024. The Structure, Functions and Potential Medicinal Effects of Chlorophylls Derived from Microalgae. Marine Drugs, 2024, 22(2), 65; https://doi.org/10.3390/md22020065
Qiuhao Wu, Wanhao Huang, Anqi Dai, Linyao Ke, Letian Zhang, Qi Zhang, Xian Cui, Liangliang Fan, Chuangxin Xu, Krik Cobb, Rongge Zou, Xiangwen Pan, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Two-step fast pyrolysis of torrefied corncobs and waste cooking oil under different atmosphere for hydrocarbons production. Energy, Volume 286, 1 January 2024, 129535
Linyao Ke, Qiuhao Wu, Nan Zhou, Hui Li, Qi Zhang, Xian Cui, Liangliang Fan, Yuhuan Liu, Kirk Cobb, Roger Ruan, Yunpu Wang. 2024. Polyethylene upcycling to aromatics by pulse pressurized catalytic pyrolysis. Journal of Hazardous Materials, Volume 461, 5 January 2024, 132672.
Dong Shu, Jian Zhang, Roger Ruan, Hanwu Lei, Yunpu Wang, Qian Moriko, Rongge Zou, Erguang Huo, Dengle Duan, Lu Gan, Dan Zhou, Yunfeng Zhao, Leilei Dai. Insights into Preparation Methods and Functions of Carbon-Based Solid Acids. Molecules, 2024, 29(1): 247.
Liu, J., Yao, Y., Cheng, Y., Hua, W., Zhu, X., Miao, Q., Huang G., Mi, S., Ruan, R. 2023. Acute Oral Toxicity Evaluation of Almond Hull Powders in BALB/c Mice.vFoods 2023, 12(22), 4111; https://doi.org/10.3390/foods12224111.
Raíssa Aparecida da Silveira Rossi, Leilei Dai, Marcos Antonio de Souza Barrozo, Luiz Gustavo Martins Vieira, Carla Eponina Hori, Kirk Cobb, Paul Chen, Roger Ruan. 2023. Bio-fuel production from catalytic microwave-assisted pyrolysis of the microalgae Schizochytrium limacinum in a tandem catalytic bed. Chemical Engineering Journal, Volume 478, 15 December 2023, 147223. https://doi.org/10.1016/j.cej.2023.147223.
Shengzhou Shan, Shanshan Wang, Xi Yan, Kang Chen, Li Liang, Xiaohui Li, Chengxu Zhou, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2023. Mixotrophic culture of Chaetoceros sp. and the synergistic carbon and energy metabolism. Bioresource Technology, Volume 390, December 2023, 129912. https://doi.org/10.1016/j.biortech.2023.129912.
Longfei Zhang, Qi Zhang, Yunpu Wang, Xian Cui, Yuhuan Liu, Roger Ruan, Xiaodan Wu, Leipeng Cao, Lantian Zhao, Hongli Zheng. 2023. Preparation and application of metal-modified biochar in the purification of micro-polystyrene polluted aqueous environment. Journal of Environmental Management, Volume 347, 1 December 2023, 119158.
Yuancai Lyu, Ling Chen, Nan Zhou, Leilei Dai, Yanling Cheng, Yiwei Ma, Juer Liu, Kirk Cobb, Paul Chen, Roger Ruan. 2023. Continuous Production of High‑Concentration Nitrated Water with Catalytic Concentrated High‑Intensity Electric Field Process at Ambient Conditions. Plasma Chemistry and Plasma Processing. November, 2023, https://doi.org/10.1007/s11090-023-10423-x
Qi Yang, Qiuhao Wu, Nan Zhou, Linyao Ke, Liangliang Fan, Yuan Zeng, Chuangxin Xu, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Continuous catalytic pyrolysis of waste oil to aromatics: Exploring the structure-performance relations of ZSM-5 based on different scale-up forms. Chemical Engineering Journal, Volume 475, 1 November 2023, 146259.
Hongqing Shi, Yunlei Cui, Yaning Zhang, Wenke Zhao, Wei Liu, Roger Ruan. 2023. Gases production from microwave-assisted pyrolysis of polypropylene plastic. Journal of Environmental Chemical Engineering, Volume 11, Issue 5, October 2023, 110851. https://doi.org/10.1016/j.jece.2023.110851
Xuan Luo, Yuhuan Liu, Xiqing Wang, Luyao Lei, Jiali Shen, Qi Zhang, Yunpu Wang, Roger Ruan, Xian Cui. 2023. A co-ensiling strategy of food wastes: Peanut shell as an additive to distillers' grains to improve efficiency of energy conversion. Journal of Cleaner Production, Volume 423, 15 October 2023, 138710
Rongge Zou, Chenxi Wang, Moriko Qian, Ryan Lei, Yunfeng Zhao, Qingfa Zhang, Erguang Huo, Xiao Kong, Xiaona Lin, Lu Wang, Xuesong Zhang, Austin Gluth, Budi Harahap, Yunpu Wang, Leilei Dai, Jikai Zhao, Roger Ruan, Hanwu Lei. 2023. Catalytic fast co-pyrolysis of Douglas Fir and low-density polyethylene with nanocellulose-derived carbon catalyst for enhancing selectivity of hydrogen in syngas and mono-aromatic hydrocarbon in bio-oil products. Chemical Engineering Journal, Volume 474, 15 October 2023, 145640
Yanting Jiang, Zhendong Yu, Yuancai Lv, Xiaojuan Li, Chunxiang Lin, Xiaoxia Ye, GuifangYang, Yifan Liu, Leilei Dai, Minghua Liu, Roger Ruan. 2023. Insights to PFOS elimination with peroxydisulfate activation mediated by boron modified Fe/C catalysts: Enhancing mechanism of boron and PFOS degradation pathway. Journal of Colloid and Interface Science, Volume 652, Part B, 15 December 2023, Pages 1743-1755.
Zhu, Y.; Luan, Y.; Zhao, Y.; Liu, J.; Duan, Z.; Ruan, R. 2023. Current Technologies and Uses for Fruit and Vegetable Wastes in a Sustainable System: A Review. Foods 2023, 12(10), 1949. https://doi.org/10.3390/ foods12101949
Yi Fang, Xian Li, Simon Ascher, Yize Li, Leilei Dai, Roger Ruan, Siming You. 2023. Life cycle assessment and cost benefit analysis of concentrated solar thermal gasification of biomass for continuous electricity generation. Energy, Volume 284, 1 December 2023, 128709.
Leilei Dai, Hailong Zhao, Nan Zhou, Kirk Cobb, Paul Chen, Yanling Cheng, Hanwu Lei, Rongge Zou, Yunpu Wang, Roger Ruan. 2023. Catalytic microwave-assisted pyrolysis of plastic waste to produce naphtha for a circular economy. Resources, Conservation and Recycling, Volume 198, November 2023, 107154. https://doi.org/10.1016/j.resconrec.2023.107154
Jianyun Xiong, Shumei Zhang, Liangliang Fan, Qi Zhang, Xian Cui, Linyao Ke, Yuan Zeng, Qiuhao Wu, Kirk Cobb, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Production of bio-oil from waste cooking oil via microwave-assisted pyrolysis in the presence of waste eggshell CaO and HZSM-5: Process optimization and catalyst lifetime exploration. Energy, Volume 283, 15 November 2023, 128416
Yuanyuan Wang, Yuan Zeng, Liangliang Fan, Qiuhao Wu, Letian Zhang, Jianyun Xiong, Jiahui Zhang, Rui Liao, Kirk Cobb, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Pyrolysis of different types of waste cooking oil in the presence/absence HZSM-5 catalyst: Influence of feedstock characteristics on aromatic formation. Fuel, Volume 351, 1 November 2023, 128937. https://doi.org/10.1016/j.fuel.2023.128937
Jiamin Xu, Xiaojie Tian, Wanhao Huang, Linyao Ke, Liangliang Fan, Qi Zhang, Xian Cui, Qiuhao Wu, Yuan Zeng, Kirk Cobb, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Production of C5-C12 olefins by catalytic pyrolysis of low-density polyethylene with MCM-41 in CO2/N2. Science of The Total Environment, Volume 899, 15 November 2023, 165597.
Xuan Luo, Yuhuan Liu, Luyao Lei, Jiali Shen, Qi Zhang, Yunpu Wang, Roger Ruan, Xian Cui. 2023. Co-ensiling of rice straw and distillers grains to increase methane production and maximize energy output. Bioresource Technology, Volume 386, October 2023, 129496.
Yujie Peng, Xiaofei Wang, Liangliang Fan, Qi Zhang, Xian Cui, Xiaojie Tian, Qiuhao Wu, Kirk Cobb, Roger Ruan, Heng Tu, Jing Yang, Yunpu Wang. 2023. Conversion of low-density polyethylene into monocyclic aromatic hydrocarbons through continuous microwave pyrolysis with ex-situ dual-catalyst beds. Journal of Cleaner Production, Volume 418, 15 September 2023, 138039.
Haixia Wang, Chun Wang, Baosheng Ge, Xuezhi Zhang, Chengxu Zhou, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2023. Effect of heavy metals in aquaculture water on the growth of microalgae and their migration mechanism in algae-shellfish system. Chemical Engineering Journal. Volume 473, 1 October 2023, 145274. https://doi.org/10.1016/j.cej.2023.145274
Zihan Li, Ting Zhou, Qi Zhang, Tongying Liu, Jiangling Lai, Canbo Wang, Leipeng Cao, Yuhuan Liu, Roger Ruan, Mingxiong Xue, Yunpu Wang, Xian Cui, Cuixia Liu, Yan Ren. 2023. Influence of cold atmospheric pressure plasma treatment of Spirulina platensis slurry over biomass characteristics. Bioresource Technology, Volume 386, October 2023, 129480
Leilei Dai, Ozlem Karakas, Suman Lata, Kirk Cobb, Hanwu Lei, Chao He, Yanling Cheng, Paul Chen, Roger Ruan. 2023. Holistic utilization of waste plastics through a tandem process. Journal of Environmental Chemical Engineering, Available online 8 July 2023, 110547, https://doi.org/10.1016/j.jece.2023.110547
Hongbin Yan, Qi Zhang, Yunpu Wang, Xian Cui, Yuhuan Liu, Zhigang Yu, Shuming Xu, Roger Ruan. 2023. Rice straw as microalgal biofilm bio-carrier: Effects of indigenous microorganisms on rice straw and microalgal biomass production. Journal of Environmental Management, Volume 341, 1 September 2023, 118075
Hongyu Chen, Shengzhou Shan, Chun Wang, Zorigto Namsaraev, Ivan Dubovskiy, ChengxuZhou, Roger Ruan, Xiaojun Yan, Pengfei Cheng. 2023. Mixotrophic culture of Chaetoceros sp. and its response to circadian rhythm. Algal Research, Volume 73, June 2023, 103119.
Lei Liu, Liangliang Fan, Kuangli Jin, Jun Qian, Pei Huang, Hongyu Peng, Wenguang Zhou, Paul Chen, Roger Ruan. 2023. One-pot synthesis of lignin biochar supported Ni for catalytic pyrolysis of Chlorella vulgaris and its model compounds: The formation mechanism of aromatic hydrocarbons. Fuel, Volume 341, June 2023, 127558.
Zheng Gao, Kun Gao, Linqing Li, Mengting Yang, Pengfei Cheng, Qilin Zheng, Meng Zhang, Ruoxu Ning, Qiaoqiao Liu, Roger Ruan, Xiangyuan Deng. 2023. Feasibility of growing microalgae on wastewaters collected from a vinegar plant for, concurrently, nutrient removal and biomass production. Algal Research, Available online 28 June 2023, 103188.
Jianyun Xiong, Shumei Zhang, Linyao Ke, Qiuhao Wu, Qi Zhang, Xian Cui, Anqi Dai, Chuangxin Xu, Kirk Cobb, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Research progress on pyrolysis of nitrogen-containing biomass for fuels, materials, and chemicals production. Science of The Total Environment, Volume 872, May 2023, 162214.
Yuan Zeng, Yuanyuan Wang, Qiuhao Wu, Qi Zhang, Xian Cui, Linyao Ke, Xiaojie Tian, Jiamin Xu, Rongge Zou, Krik Bob, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Microwave-assisted catalytic co-pyrolysis of waste edible oil and low-density polyethylene: Synergistic enhancement of co-melt feeding. Chemical Engineering Journal, Volume 459, March 2023, 141567.
Xixiang Shuai, Taotao Dai, David Julian McClements, Roger Ruan, Liqing Du, Yuhuan Liu, Jun Chen. 2023. Hypolipidemic effects of macadamia oil are related to AMPK activation and oxidative stress relief: In vitro and in vivo studies. Food Research International, Volume 168, June 2023, 112772.
Xixiang Shuai, Taotao Dai, Roger Ruan, Yuhuan Liu, Chengmei Liu, Ming Zhang, Jun Chen. 2023. Novel high energy media mill produced macadamia butter: Effect on the physicochemical properties, rheology, nutrient retention and application. LWT, Volume 178, 15 March 2023, 114606.
Qiuhao Wu, Letian Zhang, Linyao Ke, Qi Zhang, Xian Cui, Liangliang Fan, Anqi Dai, Chuangxin Xu, Qihang Zhang, Krik Cobb, Rongge Zou, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2023. Co-torrefaction of corncob and waste cooking oil coupled with fast co-pyrolysis for bio-oil production. Bioresource Technology, Volume 370, February 2023, 128529.
Leilei Dai, Ozlem Karakas, Yanling Cheng, Kirk Cobb, Paul Chen, Roger Ruan. 2023. A review on carbon materials production from plastic wastes. Chemical Engineering Journal, Volume 453, Part 2, 1 February 2023, 139725. https://doi.org/10.1016/j.cej.2022.139725
Dengle Duan, Yongchuan Zhang, Juncheng Li, Liyin Huang, Zhimin Xu, Yayun Zhang, Weimin Sun, Qin Wang, Roger Ruan. 2023. Synthesis of nanocrystalline cellulose induced hierarchical porous ZSM-5 for catalytic conversion of low-density polyethylene. Fuel Volume 331, Part 1, January 2023, 125757.
Yahui Bo, Ruirui Chu, Danni Sun, Xiangyuan Deng, Chengxu Zhou, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2023. Mixotrophic culture of bait microalgae for biomass and nutrients accumulation and their synergistic carbon metabolism. Bioresource Technology, Volume 367, January 2023, 128301.
Qiuhao Wu, Letian Zhang, Linyao Ke, Qi Zhang, Xian Cui, Qi Yang, Yuanyuan Wang, Anqi Dai, Chuangxin Xu, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2022. Microwave-assisted pyrolysis of waste cooking oil for bio-based hydrocarbons over Chem-
CaO@SiC catalyst. Energy, Volume 263, Part B, January 2023, 125683.
Juer Liu, Li Huang, Jun An, Yiwei Ma, Yanling Cheng, Renchuan Zhang, Peng Peng, Yuanpu Wang, Min Addy, Paul Chen, Chi Chen, Yuhuan Liu, Guangwei Huan, Roger Ruan. 2023. Application of high-pressure homogenization to improve physicochemical and antioxidant properties of almond hulls. J. of Food Processing Engineering, December 2022, https://doi.org/10.1111/jfpe.14235.
Badr A. Mohamed, Roger Ruan, Muhammad Bilal, Nadeem A. Khan, Mukesh Kumar Awasthi, Mariam A. Amer, Lijian Leng, Mohamed A. Hamouda, Dai-Viet Nguyen Vo, Jian Li. 2022. Co-pyrolysis of sewage sludge and biomass for stabilizing heavy metals and reducing biochar toxicity: A review. Environmental Chemistry Letters, November, 2022, https://doi.org/10.1007/s10311-022-01542.
Junhui Chen, Leilei Dai, Dmitri Mataya, Kirk Cobb, Paul Chen, Roger Ruan. 2022. Enhanced sustainable integration of CO2 utilization and wastewater treatment using microalgae in circular economy concept. Bioresource Technology, Volume 366, December 2022, 128188. https://doi.org/10.1016/j.biortech.2022.128188
Xuan Luo, Yuhuan Liu, Atif Muhmood, Qi Zhang, Jingjing Wang, Roger Ruan, Yunpu Wang, Xian Cui. 2022. Effect of time and temperature of pretreatment and anaerobic co-digestion of rice straw and swine wastewater by domesticated paddy soil microbes. Journal of Environmental Management, Volume 323, December 2022, 116218.
Leilei Dai, Nan Zhou, Yuancai Lv, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei, Roger Ruan. 2022. Pyrolysis technology for plastic waste recycling: A state-of-the-art review. Progress in Energy and Combustion Science, Volume 93, November 2022, 101021. https://doi.org/10.1016/j.pecs.2022.101021
Rumeng Lu, Hongbin Yan, Yuhuan Liu, Yunpu Wang, Xian Cui, Xiaodan Wu, Zhigang Yu, Roger Ruan, Qi Zhang. 2022. Enhancement of nutrients recovery and cell metabolism in piggery anaerobic digestate by the co-cultivation of indigenous microalgae and bacteria. Journal of Cleaner Production, Volume 375, November 2022, 134193.
Wenkui Li, Yali Zhang, Yue Hu, Shanshan Luo, Xiaodan Wu, Yuhuan Liu, Andy Min, Roger Ruan. 2022. Harvesting Chlorella vulgaris by electro-flotation with stainless steel cathode and non-sacrificial anode. Bioresource Technology, Volume 363, November 2022, 127961. https://doi.org/10.1016/j.biortech.2022.127961
Yihui Cai, Ligong Zhai, Kangping Wu, Zihan Li, Zhiqiang Gu, Yunpu Wang, Xian Cui, Ting Zhou, Roger Ruan, Tongying Liu, Yuhuan Liu, Qi Zhang. 2022. Mechanisms of promotion in the heterotrophic growth of Chlorella vulgaris by the combination of sodium acetate and hydrolysate of broken rice. Bioresource Technology, Volume 364, November 2022, 127965.
Rongge Zou, Chenxi Wang, Moriko Qian, Erguang Huo, Xiao Kong, Yunpu Wang, Leilei Dai, Lu Wang, Xuesong Zhang, Wendy C. Mateo, Roger Ruan, HanwuLei.2022. Catalytic co-pyrolysis of solid wastes (low-density polyethylene and lignocellulosic biomass) over microwave assisted biochar for bio-oil upgrading and hydrogen production. Journal of Cleaner Production, Volume 374, November 2022, 133971.
Leilei Dai, Roger Ruan, Siming You, Hanwu Lei. 2022. Paths to sustainable plastic waste recycling. Science, 377 (6609):934, DOI: 10.1126/science.ade2221
Yujie Peng, Leilei Dai, Anqi Dai, Qiuhao Wu, Rongge Zou, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2022. Catalytic process toward green recycling of polyvinyl chloride: A study on thermodynamic, kinetic and pyrolysis characteristics. Journal of Analytical and Applied Pyrolysis, Volume 168, November 2022, 105719
Leilei Dai, Nan Zhou, Kirk Cobb, Paul Chen, Yunpu Wang, Yuhuan Liu, Rongge Zou, Hanwu Lei, Badr A. Mohamed, Yanling Cheng, Roger Ruan. 2022. Insights into structure–performance relationship in the catalytic cracking of high density polyethylene. Applied Catalysis B: Environmental, Available online August 2022, 121835. https://doi.org/10.1016/j.apcatb.2022.121835
Qiaozhi Zhang, Shuguang Xu, Yang Cao, Roger Ruan, James H. Clark, Changwei Hu and Daniel C. W. Tsang. 2022. Sustainable Production of Gluconic Acid and Glucuronic Acid via Microwave-Assisted Glucose Oxidation over Low-Cost Cu-Biochar Catalyst. Green Chemistry, 2022, 24, 6657 – 6670.
Wu, K.; Fang, Y.; Hong, B.; Cai, Y.; Xie, H.; Wang, Y.; Cui, X.; Yu, Z.; Liu, Y.; Ruan, R.; Zhang, Q. 2022. Enhancement of Carbon Conversion and Value-Added Compound Production in Heterotrophic Chlorella vulgaris Using Sweet Sorghum Extract. Foods 2022, 11, 2579. https:// doi.org/10.3390/foods11172579
Mingjing He, Yang Cao, Zibo Xu, Siming You, Roger Ruan, Bin Gao, Ka-Hing Wong, Daniel C.W.Tsang. 2022. Process water recirculation for catalytic hydrothermal carbonization of anaerobic digestate: Water-Energy-Nutrient Nexus. Bioresource Technology. Available online July 2022, 127694.
Yanzhang Feng, Haoqing Zhang, Xiaotong Song, Tida Ge, Jianwei Zhu, Chengxu Zhou, Kirk Cobb, Xiaojun Yan, Roger Ruan, Pengfei Cheng. 2022. Microalgae as a potential conditioner for continuous cropping obstacles for taro (Colocasia esculenta L. Schott) production. Journal of Cleaner Production, Available online August 2022, 133356. https://doi.org/10.1016/j.jclepro.2022.133356
Hongli Zheng, Fengru Ge, Kunyan Song, Zixiang Yang, Jinmeng Li, Feng Yan, Xiaodan Wu, Qi Zhang, Yuhuan Liu, Roger Ruan. 2022. Docosahexaenoic acid production of the marine microalga Isochrysis galbana cultivated on renewable substrates from food processing waste under CO2 enrichment. Science of The Total Environment, Volume 848, November 2022, 157654.
Siming You, Christian Sonne, Roger Ruan, Peng Jiang. 2022. Science letter: Minimize food loss and waste to prevent crises. Science, 276 (6600):1390. DOI: 10.1126/science.add2008
Kaili Gao, Tongying Liu, Leipeng Cao, Yuhuan Liu, Qi Zhang, Roger Ruan, Shuoru Feng, Xiaodan Wu. 2022. Feasibility of pomelo peel dietary fiber as natural functional emulsifier for preparation of Pickering-type emulsion. Journal of the Science of Food and Agriculture, Volume102, Issue11, August 2022, Pages 4491-4499.
Leilei Dai, Nan Zhou, Yuancai Lv, Kirk Cobb, Paul Chen, Yunpu Wang, Yuhuan Liu, Rongge Zou, Hanwu Lei, Badr A. Mohamed, Roger Ruan, Yanling Cheng. 2022. Catalytic reforming of polyethylene pyrolysis vapors to naphtha range hydrocarbons with low aromatic content over a high silica ZSM-5 zeolite. Science of The Total Environment, Available online 28 July 2022, 157658. https://doi.org/10.1016/j.scitotenv.2022.157658
Jia Wang, Jianchun Jiang, Dongxian Li, Xianzhi Meng, Guowu Zhan, Yunpu Wang, Aihua Zhang, Yunjuan Sun, Roger Ruan, Arthur J. Ragauskas. 2022. Creating values from wastes: Producing biofuels from waste cooking oil via a tandem vapor-phase hydrotreating process. Applied Energy, Volume 323, October 2022, 119629.
Haiwen Dong, Wei Liu, Hao Zhang, Xuebo Zheng, Huijie Duan, Lixiu Zhou, Tongtong Xu, Roger Ruan. 2022. Improvement of phosphate solubilizing bacteria Paenibacillus xylanexedens on the growth of Chlorella pyrenoidosa and wastewater treatment in attached cultivation. Chemosphere, Available online July 2022, 135604, https://doi.org/10.1016/j.chemosphere.2022.135604
Xiaotong Song, Yahui Bo, Yanzhang Feng, Yinghong Tan, Chengxu Zhou, Xiaojun Yan, Roger Ruan, Qingshan Xu, Pengfei Cheng. 2022. Potential applications for multifunctional microalgae in soil improvement. Front. Environ. Sci., October 2022, Sec. Soil Processes, https://doi.org/10.3389/fenvs.2022.1035332
Zihan Li, Yuhuan Liu, Leipeng Cao, Yihui Cai, Yunpu Wang, Xian Cui, Hongbin Yan, Ting Zhou, Roger Ruan, Qi Zhang. 2022. Effects of culture conditions on the performance of Arthrospira platensis and its production of exopolysaccharides. Foods, 2022, 11, 2020. https:// doi.org/10.3390/foods11142020.
Kaili Gao, Yuhuan Liu, Tongying Liu, Xiaoxiao Song, Roger Ruan, Shuoru Feng, Xiqing Wang, Xian Cui. 2022. OSA improved the stability and applicability of emulsions prepared with enzymatically hydrolyzed pomelo peel insoluble fiber. Food Hydrocolloids. Volume 132, November 2022, 107806.
Pengfei Cheng, Ting Chang, Chun Wang, Changhong Yao, Chengxu Zhou, Tianzhong Liu, Guangce Wang, Xiaojun Yan, Roger Ruan. 2022. High cobalt exposure facilitates bioactive exopolysaccharides production with a novel molecular structure in Botryococcus braunii. Chemical Engineering Journal, Volume 442, Part 2, August 2022, 136294. https://doi.org/10.1016/j.cej.2022.136294
Linyao Ke, Qiuhao Wu, Nan Zhou, Jianyun Xiong, Qi Yang, Letian Zhang, Yuanyuan Wang, Leilei Dai, Rongge Zou, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2022. Lignocellulosic biomass pyrolysis for aromatic hydrocarbons production: Pre and in-process enhancement methods. Renewable and Sustainable Energy Reviews, Volume 165, September 2022, 112607.
Xiefei Zhu, Mingjing He, Zibo Xu, Zejun Luo, Bin Gao, Roger Ruan, Chi-Hwa Wang, Ka-Hing Wong, Daniel C.W.Tsang. 2022. Combined acid pretreatment and co-hydrothermal carbonization to enhance energy recovery from food waste digestate. Energy Conversion and Management Volume 266, August 2022, 115855.
Nan Zhou, Leilei Dai, Yunpu Wang, Hui Li, Kirk Cobb, Paul Chen, Hanwu Lei, Roger Ruan. 2022. A structured catalyst of ZSM-5/SiC foam for chemical recycling of waste plastics via catalytic pyrolysis. Chemical Engineering Journal, Volume 440, July 2022, 135836. https://doi.org/10.1016/j.cej.2022.135836
Qiaoyun Huang, Hongbin Yan, Yuhuan Liu, Xian Cui, Yunpu Wang, Zhigang Yu, Roger Ruan, Qi Zhang. 2022. Effects of microalgae-bacteria inoculation ratio on biogas slurry treatment and microorganism interactions in the symbiosis. Journal of Cleaner Production, Volume 362, August 2022, 132271
Rongge Zou, Moriko Qian, Chenxi Wang, Wendy Mateo, Yunpu Wang, Leilei Dai, Xiaona Lin, Yunfeng Zhao, Erguang Huo, Lu Wang, Xuesong Zhang, Xiao Kong, Roger Ruan, Hanwu Lei. 2022. Biochar: From by-products of agro-industrial lignocellulosic waste to tailored carbon-based catalysts for biomass thermochemical conversions. Chemical Engineering Journal, Volume 441, August 2022, 135972
Wu, X.; Hong, N.; Cen, Q.; Lu, J.; Wan, H.; Liu, W.; Zheng, H.; Ruan, R.; Cobb, K.; Liu, Y. 2022. Application of Phosphate Materials as Constructed Wetland Fillers for Efficient Removal of Heavy Metals from Wastewater. Int. J. Environ. Res. Public Health 2022, 19, 5344. https://doi.org/10.3390/ ijerph19095344
Xiaojie Tian, Zihong Zeng, Zhihao Liu, Leilei Dai, Jiamin Xu, Xiuhua Yang, Linqing Yue, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2022. Conversion of low-density polyethylene into monocyclic aromatic hydrocarbons by catalytic pyrolysis: Comparison of HZSM-5, Hβ, HY and MCM-41. Journal of Cleaner Production, Volume 358, July 2022, 131989
Chenxi Wang, Rongge Zou, Moriko Qian, Xiao Kong, Erguang Huo, Xiaona Lin, Lu Wang, Xuesong Zhang, Roger Ruan, Hanwu Lei. 2022. Improvement of the carbon yield from biomass carbonization through sulfuric acid pre-dehydration at room temperature. Bioresource Technology, Volume 355, July 2022, 127251.
Kaili Gao, Tongying Liu, Leipeng Cao, Yuhuan Liu, Qi Zhang, Roger Ruan, Shuoru Feng, Xiaodan Wu. 2022. Feasibility of pomelo peel dietary fiber as natural functional emulsifier for preparation of Pickering-type emulsion. J. of the Science of Food and Agriculture. First published: 04 February 2022. https://doi.org/10.1002/jsfa.11804
Hongbin Yan, Rumeng Lu, Yuhuan Liu, Xian Cui, Yunpu Wang, Zhigang Yu, Roger Ruan, Qi Zhang. 2022. Development of microalgae-bacteria symbiosis system for enhanced treatment of biogas slurry. Bioresource Technology, Volume 354, June 2022, 127187.
Shumei Zhang, Jianyun Xiong, Jiaxin Lu, Nan Zhou, Hui Li, Xian Cui, Qi Zhang, Yuhuan Liu, Roger Ruan, Yunpu Wang. 2022. Synthesis of CaO from waste shells for microwave-assisted catalytic pyrolysis of waste cooking oil to produce aromatic-rich bio-oil. Science of The Total Environment, Volume 827, June 2022, 154186.
Xiaojie Tian, Yunpu Wang, Zihong Zeng, Leilei Dai, Jiamin Xu, Kirk Cobb, Linyao Ke, Rongge Zou, Yuhuan Liu and Roger Ruan. 2022. Research progress on the role of common metal catalysts in biomass pyrolysis: a state-of-the-art review. Green Chem., 2022, 24, 3922.
Wei Liu, Fangong Kong, Jing Zhang, Qin Wu, Shuhao Huo, Pengfei Cheng, Qing Li, Qingfeng Chen, Kirk Cobb, Roger Ruan. 2022. Modification of Haematococcus pluvialis algal residue by ionic liquid for improved extraction of astaxanthin followed by removal of acid red dye in water. Algal Research, Volume 64, May 2022, 102656. https://doi.org/10.1016/j.algal.2022.102656
Ting Zhou, Xuan Li, Qi Zhang, Shiman Dong, Huan Liu, Yuhuan Liu, Alex V. Chaves, Peter J. Ralph, Roger Ruan, Qilin Wang. 2022. Ecotoxicological response of Spirulina platensis to coexisted copper and zinc in anaerobic digestion effluent. Science of The Total Environment, Available online May 2022, 155874
Qiuhao Wu, Linyao Ke, Yunpu Wang, Nan Zhou, Hui Li, Qi Yang, Jiamin Xu, Leilei Dai, Rongge Zou, Yuhuan Liu, Roger Ruan. 2022. Pulse pyrolysis of waste cooking oil over CaO: Exploration of catalyst deactivation pathway based on feedstock characteristics. Applied Catalysis B: Environmental Volume 304, May 2022, 120968.
Pengfei Cheng, Jianke Huang, Xiaotong Song, Ting Yao, Jingshun Jiang, Chengxu Zhou, Xiaojun Yan, Roger Ruan. 2022. Heterotrophic and mixotrophic cultivation of microalgae to simultaneously achieve furfural wastewater treatment and lipid production. Bioresource Technology, Volume 349, April 2022, 126888. https://doi.org/10.1016/j.biortech.2022.126888
Wang, C.; Qi, M.; Guo, J.; Zhou, C.; Yan, X.; Ruan, R.; Cheng, P. The Active Phytohormone in Microalgae: The Characteristics, Efficient Detection, and Their Adversity Resistance Applications. Molecules 2022, 27, 46.
Pengfei Cheng, Yantao Li, Chun Wang, Jiameng Guo, Chengxu Zhou, Renchuan Zhang, Yiwei Ma, Xiaochen Ma, Lu Wang, Yanling Cheng, Xiaojun Yan, Roger Ruan. 2022. Integrated marine microalgae biorefineries for improved bioactive compounds: A review. Science of The Total Environment, Volume 817, April 2022, 152895. https://doi.org/10.1016/j.scitotenv.2021.152895
Chenxi Wang, Rongge Zou, Hanwu Lei, Moriko Qian, Xiaona Lin, Wendy Mateo, Lu Wang, Xuesong Zhang, Roger Ruan. 2022. Biochar-advanced thermocatalytic salvaging of the waste disposable mask with the production of hydrogen and mono-aromatic hydrocarbons. Journal of Hazardous Materials, Volume 426, March 2022, 128080
Dengle Duan, Zhiqiang Feng, Yongchuan Zhang, Tengyue Zhou, Zhimin Xu, Qin Wang, Yunfeng Zhao, Chenguang Wang, Roger Ruan. 2022. Corncob pyrolysis: Improvement in hydrocarbon group type distribution of biooil from co-catalysis over HZSM-5 and activated carbon. Waste Management, Volume 141, March 2022, Pages 8-15.
Linyao Ke, Yunpu Wang, Qiuhao Wu, Nan Zhou, Leilei Dai, Xiaojie Tian, Wanhao Huang, Yujie Peng, Jiaming Xu, Rongge Zou, Yuhuan Liu, Roger Ruan. 2022. Pressurized ex-situ catalytic co-pyrolysis of polyethylene and lignin: Efficient BTEX production and process mechanism analysis. Chemical Engineering Journal, Volume 431, Part 2, March 2022, 134122.
Chen Yan, Yuhuan Liu, Xian Cui, Leipeng Cao, Jianghua Xiong, Qi Zhang, Yunpu Wang, Roger Ruan. 2022. Improving the efficiency of anaerobic digestion: Domesticated paddy soil microbes enhance the hydrolytic acidification of rice straw and pig manure. Bioresource Technology, Volume 345, February 2022, 126570
Yuan Zeng, Yunpu Wang, Yuhuan Liu, Leilei Dai, Qiuhao Wu, Meiling Xia, Shumei Zhang, Linyao Ke, Rongge Zou, Roger Ruan. 2022. Microwave catalytic co-pyrolysis of waste cooking oil and low-density polyethylene to produce monocyclic aromatic hydrocarbons: Effect of different catalysts and pyrolysis parameters. Science of The Total Environment Volume 809, February 2022, 152182
Shuyu Xiang, Yuhuan Liu, Feihu Lu, Qi Zhang, Yunpu Wang, Jianghua Xiong, Zhenxia Huang, Zhigang Yu, Roger Ruan, Xian Cui. 2022. The combination of aerobic and microaerobic promote hydrolysis and acidification of rice straw and pig manure: Balance of insoluble and soluble substrate. Bioresource Technology, Available online February 2022, 126880
Yujie Peng, Yunpu Wang, Linyao Ke, Leilei Dai, Qiuhao Wu, Kirk Cobb, Yuan Zeng, Rongge Zou, Yuhuan Liu, Roger Ruan. 2022. A review on catalytic pyrolysis of plastic wastes to high-value products. Energy Conversion and Management, Volume 254, February 2022, 115243
Xia M, Wang Y, Wu Q, Zeng Y, Zhang S, Dai L, Zou R, Liu Y and Ruan R. 2022. Microwave-Assisted Camellia oleifera Abel Shell Biochar Catalyzed Fast Pyrolysis of Waste Vegetable Oil to Produce Aromatic Rich Bio-Oil. Front. Energy Res. February 2022. 10:837875.
Yongsheng Jia, Yingjie Wang, Qi Zhang, Hongwei Rong, Yuhuan Liu, Bo Xiao, Dabin Guo, Mahmood Laghari, Roger Ruan. 2022. Gas-carrying enhances the combustion temperature of the biomass particles. Energy, Volume 239, Part A, January 2022, 121956
Xuesong Zhang, Ruolan Xu, Quan Liu, Ge Kong, Hanwu Lei, Roger Ruan, Lujia Han. 2022. Enhancing the activity of Zn, Fe, and Ni-embedded microporous biocarbon: Towards efficiently catalytic fast co-pyrolysis/gasification of lignocellulosic and plastic wastes. Energy Conversion and Management: X, Volume 13, January 2022, 100176
Xianhui Zhao, Matthew Korey, Kai Li, Katie Copenhaver, Halil Tekinalp, Serdar Celik, Kyriaki Kalaitzidou, Roger Ruan, Arthur J. Ragauskas, Soydan Ozcan. 2022. Plastic waste upcycling toward a circular economy. Chemical Engineering Journal. Volume 428, January 2022, 131928
Ruirui Chu, Jingxue Ma, Chengxu Zhou, Defu Liu, Guangce Wang, Roger Ruan, Yandu Lu, Xiaojun Yan, Pengfei Cheng. 2022. Improved growth of bait microalgae Isochrysis and aquacultural wastewater treatment with mixotrophic culture. Bioprocess Biosyst Eng. Jan., 2022. PMID: 34994848. doi: 10.1007/s00449-021-02681-w
Leilei Dai, Nan Zhou, Yuancai Lv, Kirk Cobb, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Paul Chen, Rongge Zou, Hanwu Lei, Roger Ruan. 2021. Pyrolysis-catalysis for waste polyolefin conversion into low aromatic naphtha. Energy Conversion and Management 245 (2021) 114578. https://doi.org/10.1016/j.enconman.2021.114578
Wu, S.; Liu, Y.; Cui, X.; Zhang, Q.; Wang, Y.; Cao, L.; Luo, X.; Xiong, J.; Ruan, R. 2021. Assessment of Potential Nitrite Safety Risk of Leafy Vegetables after Domestic Cooking. Foods 2021, 10, 2953. https://www.mdpi.com/2304-8158/10/12/2953
Kai You, Fengru Ge, Xiaodan Wu, Kunyang Song, Zixiang Yang, Qi Zhang, Yuhuan Liu, Roger Ruan, Hongli Zheng. 2021. Nutrients recovery from piggery wastewater and starch wastewater via microalgae-bacteria consortia. Algal Research, Volume 60, December 2021, 102551.
Qiuhao Wu, Lin Jiang, Yunpu Wang, Leilei Dai, Yuhuan Liu, Rongge Zou, Xiaojie Tian, Linyao Ke, XiuhuaYang, Roger Ruan. 2021. Pyrolysis of soybean soapstock for hydrocarbon bio-oil over a microwave-responsive catalyst in a series microwave system. Bioresource Technology Volume 341, December 2021, 125800
Myung-Woo Kang, Dongjie Chen, Roger Ruan, Zata M. Vickers. 2021. The effect of intense pulsed light on the sensory properties of nonfat dry milk. J. of Food Science. First published: August 2021 https://doi.org/10.1111/1750-3841.15865
Zihong Zeng, Xiaojie Tian, Yunpu Wang, Xian Cui, Qi Zhang, Leilei Dai, Yuhuan Liu, Rongge Zou, Jun Chen, Jiyan Liu, Roger Ruan. 2021. Microwave-assisted catalytic pyrolysis of corn cobs with Fe-modified Choerospondias axillaris seed-based biochar catalyst for phenol-rich bio-oil. Journal of Analytical and Applied Pyrolysis, Volume 159, October 2021, 105306
Baoyu Xu, Yahui Bo, Xiao Sun, Haixia Wang, He Guo, Chengxu Zhou, Roger Ruan, Xiaojun Yan, Pengfei Cheng. 2021. Review of the effect of polyamines in microalgae when ingested by shellfish. Algal Research Volume 58, October 2021, 102409. https://doi.org/10.1016/j.algal.2021.102409
Quan Liu, Ruolan Xu, Cuiqiang Yan, Lujia Han, Hanwu Lei, Roger Ruan, Xuesong Zhang. 2021. Fast hydrothermal co-liquefaction of corn stover and cow manure for biocrude and hydrochar production. Bioresource Technology, Volume 340, November 2021, 125630.
Kun Li, Qiang Liu, Fan Fang, Ruihuan Luo, Qian Lu, Wenguang Zhou, Shuhao Huo, Pengfei Cheng, Junzhi Liu, Min Addy, Paul Chen, Dongjie Chen, Roger Ruan. 2021. Microalgae-based wastewater treatment for nutrients recovery. Atlas of Science - another view on science. May, 2021. https://atlasofscience.org/microalgae-based-wastewater-treatment-for-nutrients-recovery/
Jessica Coburn, M. Scott Wells, Craig C. Sheaffer, Roger Ruan, Deborah A. Samac. 2021. Comparison of plant feedstocks and methods to recover leaf proteins from wet fractionation of alfalfa for potential use in aquaculture, poultry, and livestock feeds. Agrosyst Geosci Environ. 2021;4:e20184
Dengle Duan, Danhong Chen, Liyin Huang, Yongchuan Zhang, Yayun Zhang, Qin Wang, Gengsheng Xiao, Weili Zhang, Hanwu Lei, Roger Ruan. 2021. Activated carbon from lignocellulosic biomass as catalyst: A review of the applications in fast pyrolysis process. Journal of Analytical and Applied Pyrolysis, Available online June 2021, 105246. https://doi.org/10.1016/j.jaap.2021.105246
Jia Wang, Jianchun Jiang, Jinhua Ding, Xiaobo Wang, Yunjuan Sun, Roger Ruan, Arthur J.Ragauskas, Yong Sik Ok, Daniel C.W.Tsang. 2021. Promoting Diels-Alder reactions to produce bio-BTX: Co-aromatization of textile waste and plastic waste over USY zeolite. Journal of Cleaner Production, Volume 314, September 2021, 127966
Wei Zhou, Yun Zhang, Ruyi Li, Shengfeng Peng, Roger Ruan, Jihua Li, Wei Liu. 2021. Fabrication of Caseinate Stabilized Thymol Nanosuspensions Via the pH-Driven Method: Enhancement in Water Solubility of Thymol. Foods, 2021, 10, 1074, 1196016
Dengle Duan, Zhiqiang Feng, Xiaoyong Dong, Xiaoru Chen, Yayun Zhang, Kun Wan, Yunpu Wang, Qin Wang, Gengsheng Xiao, Huifan Liu, Roger Ruan. 2021. Improving bio-oil quality from low-density polyethylene pyrolysis: Effects of varying activation and pyrolysis parameters. Energy, Volume 232, October 2021, 121090
Chenxi Wang, Hanwu Lei, Rongge Zou, Moriko Qian, Wendy Mateo, Xiaona Lin, Roger Ruan. 2021. Biochar-driven simplification of the compositions of cellulose-pyrolysis-derived biocrude oil coupled with the promotion of hydrogen generation. Bioresource Technology, Volume 334, August 2021, 125251
Leilei Dai, Nan Zhou, Yuancai Lv, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei, Roger Ruan. 2021. Chemical upcycling of waste polyolefinic plastics to low-carbon synthetic naphtha for closing the plastic use loop. Science of The Total Environment, Volume 782, August 2021, 146897 https://doi.org/10.1016/j.scitotenv.2021.146897.
Dengle Duan, Xiaoyong Dong, Qin Wang, Yayun Zhang, Roger Ruan, Yunpu Wang, Hanwu Lei. 2021. Production of renewable phenols from corn cob using catalytic pyrolysis over self-derived activated carbons prepared with torrefaction pretreatment and chemical activation. Colloids and Surfaces A: Physicochemical and Engineering Aspects
Volume 623, August 2021, 126507.
Pengfei Cheng and Roger Ruan. 2021. Botryococcus braunii – A potential source of high value chemicals. Atlas of Science - another view on science. March, 2021. https://atlasofscience.org/botryococcus-braunii-a-potential-source-of-high-value-chemicals/
Leilei Dai, Nan Zhou, Hui Li, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Yanling Cheng, Hanwu Lei, Paul Chen, Roger Ruan. 2021. Catalytic fast pyrolysis of low density polyethylene into naphtha with high selectivity by dual-catalyst tandem catalysis. Science of The Total Environment. Volume 771, June 2021, 144995. https://doi.org/10.1016/j.scitotenv.2021.144995.
Wei Zhou, Ce Cheng, Li Ma, Liqiang Zou,Wei Liu, Ruyi Li, Yupo Cao, Yuhuan Liu, Roger Ruan, and Jihua Li. 2021. The Formation of Chitosan-Coated Rhamnolipid Liposomes Containing Curcumin: Stability and In Vitro Digestion. Molecules 2021, 26(3), 560.
Jingjing Wang, Leipeng Cao, Yuhuan Liu, Qi Zhang, Roger Ruan, Xuan Luo. 2021. Effect of acclimatized paddy soil microorganisms using swine wastewater on degradation of rice straw. Bioresource Technology, Volume 332, July 2021, 125039.
Jianke Huang, Ruirui Chu, Ting Chang, Pengfei Cheng, Jingshun Jiang, Ting Yao, Chengxu Zhou, Tianzhong Liu, Roger Ruan. 2021. Modeling and improving arrayed microalgal biofilm attached culture system. Bioresource Technology, Volume 331, July 2021, 124931 https://doi.org/10.1016/j.biortech.2021.124931.
Ting Zhou, Leipeng Cao, Qi Zhang, Yuhuan Liu, Shuyu Xiang, Tongying Liu, Roger Ruan. 2021. Effect of chlortetracycline on the growth and intracellular components of Spirulina platensis and its biodegradation pathway, Journal of Hazardous Materials, Volume 413, July 2021, 125310
Hui Li, Yangyang Wang, Nan Zhou, Leilei Dai, Wenyi Deng, Chenhui Liu, Yanling Cheng, Yuhuan Liu, Kirk Cobb, Paul Chen, Roger Ruan. 2021. Applications of calcium oxide-based catalysts in biomass pyrolysis/gasification - A review. Journal of Cleaner Production. Volume 291, April 2021, 125826. https://doi.org/10.1016/j.jclepro.2021.125826
Dabin Guo, Baihui Cui, Zhihua Chen, Wangwang Yan, Bin Ji, Qi Zhang, Yuhuan Liu, Shiyi Luo, Mian Hu, Roger Ruan. 2021. Biomass enhances the reduction of oxidized pellets with carbon monoxide, Bioresource Technology, Volume 331, July 2021, 124973
Qingqing Mao, Juer Liu, Justin R. Wiertzema, Dongjie Chen, Paul Chen, David J. Baumler, Roger Ruan, and Chi Chen. 2021. Identification of Quinone Degradation as a Triggering Event for Intense Pulsed Light-Elicited Metabolic Changes in Escherichia coli by Metabolomic Fingerprinting. Metabolites 2021, 11, 102. https://doi.org/10.3390/metabo11020102
Yihui Cai, Yuhuan Liu, Tongying Liu, Kaili Gao, Qi Zhang, Leipeng Cao, Yunpu Wang, Xiaodan Wu, Hongli Zheng, Hong Peng, Roger Ruan. 2021. Heterotrophic cultivation of Chlorella vulgaris using broken rice hydrolysate as carbon source for biomass and pigment production. Bioresource Technology. Volume 323, March 2021, 124607.
Lingqin Liu, Yaji Huang, Jianhua Cao, Huajun Hu, Lu Dong, Jianrui Zha, Yinhai Su, Roger Ruan, Shengnian Tao. 2021. Qualitative and relative distribution of Pb2+ adsorption mechanisms by biochar produced from a fluidized bed pyrolysis system under mild air oxidization conditions. Journal of Molecular Liquids. Volume 323, February 2021, 114600. https://doi.org/10.1016/j.molliq.2020.114600
Chenxi Wang, Hanwu Lei, Yunfeng Zhao, Moriko Qian, Xiao Kong, Wendy Mateo, Rongge Zou, Roger Ruan. 2021. Integrated harvest of phenolic monomers and hydrogen through catalytic pyrolysis of biomass over nanocellulose derived biochar catalyst. Bioresource Technology. Volume 320, Part A, January 2021, 124352.
Dongjie Chen, Shuhao Huo, Pengfei Cheng, Yanling Cheng, Nan Zhou, Paul Chen, Yunpu Wang, Kun Li, Peng Peng, Roger Ruan. 2021. Treatment and nutrient recovery from acetophenone based wastewater by an integrated catalytic intense pulsed light and Tribonema sp. cultivation. Chemical Engineering and Processing - Process Intensification. Volume 160, March 2021, 108276. https://doi.org/10.1016/j.cep.2020.108276
Leipeng Cao, Zhenghua Huang, Daishe Wu, Roger Ruan, Yuhuan Liu. 2021. Rapid and nondestructive determination of qualities in vacuum-packaged catfish (Clarias leather) fillets during slurry ice storage. Journal of Food Processing and Preservation. Volume45, Issue3, March 2021, e15262.
Zhou, W., Cheng, C., Ma, L., Zou, L., Liu, W., Li, R., Cao, Y., Liu, Y., Ruan, R., Li, J. 2021. The Formation of Chitosan-Coated Rhamnolipid Liposomes Containing Curcumin: Stability and In Vitro Digestion. Molecules 2021, 26, 560.
Wei Zhou, Yunxia He, Fei Liu, Liangkun Liao, Xiaobing Huang, Ruyi Li, Ying Zou, Lei Zhou, Liqiang Zou, Yuhuan Liu, Roger Ruan, Jihua Li. 2021. Carboxymethyl chitosan-pullulan edible films enriched with galangal essential oil: Characterization and application in mango preservation. Carbohydrate Polymers, Volume 256, March 2021, 117579
Shuhao Huo, David Necas, Feifei Zhu, Dongjie Chen, Jun An, Nan Zhou, Wei Liu, Lu Wang, Yanling Cheng, Yuhuan Liu, Roger Ruan. 2020. Anaerobic digestion wastewater decolorization by H2O2-enhanced electro-Fenton coagulation following nutrients recovery via acid tolerant and protein-rich Chlorella production. Chemical Engineering Journal. Volume 406, February 2021, 127160. https://doi.org/10.1016/j.cej.2020.127160
Xiaojie Tian, Yunpu Wang, Zihong Zeng, Leilei Dai, Yujie Peng, Lin Jiang, Xiuhua Yang, Linqing Yue, Yuhuan Liu, Roger Ruan. 2021. Study on the mechanism of co-catalyzed pyrolysis of biomass by potassium and calcium. Bioresource Technology, Volume 320, Part B, January 2021, 124415.
Yunpu Wang, Qi Yang, Linyao Ke, Yujie Peng, Yuhuan Liu, Qiuhao Wu, Xiaojie Tian, Leilei Dai, Roger Ruan, Li Jiang. 2021. Review on the catalytic pyrolysis of waste oil for the production of renewable hydrocarbon fuels. Fuel. Volume 283, January 2021, 119170 https://doi.org/10.1016/j.fuel.2020.119170
Jinjia Du, Lei Gao, Yong Yang, Guo Chen, Shenghui Guo, Mamdouh Omran, Jin Chen, Roger Ruan. 2021. Study on thermochemical characteristics properties and pyrolysis kinetics of the mixtures of waste corn stalk and pyrolusite. Bioresource Technology. Volume 324, March 2021, 124660
Dongjie Chen, Wes Mosher, Justin Wiertzema, Peng Peng, Min Min, Yanling Cheng, Jun An, Yiwei Ma, Xuetong Fan, Brendan A. Niemira, David J. Baumler, Chi Chen, Paul Chen, and Roger Ruan. 2021. Effects of intense pulsed light and gamma irradiation on Bacillus cereus spores in mesquite pod flour. Food Chemistry. Volume 344, May 2021, 128675. https://doi.org/10.1016/j.foodchem.2020.128675

Patents

Ruan, R., P. Chen, L. Dai, Y. Lyu. 2023. Fixation of nitrogen from atmosphere using nonthermal plasma. US Patent Application No.: 63/436,794. January 3, 2023.
Ruan, R. and Erik Anderson. 2024. Distillation system and method using microwave-assisted pyrolysis. US Patent No: 12,006,472 B2. Issue date: June 11, 2024.
Ruan, R., Y. Cheng, N. Zhou, D. Chen, P. Peng, Y. Wang, R. Zhang, C. Schiappacasse,
L. Chen. 2020. Disinfection materials with intense pulsed light and catalytic microwave-assisted decontamination. US Patent No: 11,890,386. Issue date: Feb. 6, 2024.
Ruan, R. and Erik Anderson. 2023. Distillation system and method using microwave-assisted pyrolysis. US Patent No: 11,591,523. Issue date: February 28, 2023.
Ruan, R. and Erik Anderson. 2021. Distillation system and method using microwave-assisted pyrolysis. US Patent No: 11,142,700. Issue date: October 12, 2021.
Ruan, R., M. Addy, Y. Nie, E. Anderson, C. Bi, D. Li, and L. Chen. 2017. Production of Biodiesel from Scum. US Patent No: 9,745,530. Issue date: August 29, 2017
Addis, P, R. Ruan, J. Keenan, and D. Geleva. 2015. Medical and nutritional applications of high refined cellulose. US Patent No: 8,969,321 B2. Issue date: March 3, 2015.
Ruan, R. S. Deng, Z. Le, Y. Cheng. X. Lin, P. Chen. 2014. Non-thermal Plasma Synthesis with Carbon Component. US Patent No: 8,641,872. Issue Date: February 4, 2014.
Addis, P., R. Ruan, J. Keenan, and D. Geleva. 2014. Medical and Nutritional application of highly refined cellulose. US Patent No: 8,623,841. Issue date: January 7, 2014.
Ruan, R., M. Min, Q. Kong, Y. Cheng, X. Ma, Y. Li, Y. Liu, P. Chen. 2013. Photobioreactor, systems and methods of use. US Patent Application NO. 61/829,575.
Zhou, W., J. Zhang, B. Hu, and R. Ruan. 2013. Microalgae culture and harvest. US PCT Patent Application PCT/US2012/059707.
Ruan, R., S. Deng, P. Chen, X. Lin, and L. Metzger. 2011. Dielectric barrier reactor having concentrated electric field. US Patent No: 7,931,811. Issue date: April 26, 2011.
Addis, P., R. Ruan, J. Keenan, J. Oins, and D. Geleva. 2011. Medical and nutritional applications of highly refined cellulose. US Patent No: 8,026,226. Issue date: September 27, 2011.
Ruan, R., L. Gu, B. Lundberg, L. Chen, J. Johnson, and P. Addis. 2009. Cellulose fiber-based compositions and their method of manufacture. US Patent No: 7,582,213. Issue date: September 1, 2009.
Ruan, R., B. Lundberg, L. Gu, L. Chen, J. Johnson, and P. Addis. 2006. Cellulose fiber compositions and films and their method of manufacture. US Patent No: 7,074,300. Issue date: July 11, 2006.
Ruan, R., H. Ma, P. Chen, S. Deng, X. Lin, D. Oyen, R. Bowman. 2006. Non-thermal disinfection of biological fluids using non-thermal plasma. US Patent No: 7,011,790. Issue date: March 14, 2006.
Ruan, R., H. Ma, P. Chen, S. Deng, and X. Lin. 2005. Method and apparatus for non-thermal pasteurization of living-mammal-instillable liquids. US Patent No: 6,911,225. Issue date: June 28, 2005.
Ruan, R., H. Ma, M. Zhang, P. Chen, D. Oyen. 2003. Method and apparatus for non-thermal pasteurization. US Patent No: 6,562,386. Issued date: May 13, 2003.
Ruan, R., P. Chen, A. Ning, S. Deng, H. Ma, D. Robinson, and R. Boogard. 2003.
Dielectric barrier discharge system and method for decomposing hazardous compounds in fluids. US Patent No: 6,565,716. Issued date: May 20, 2003.
Ruan, R., B. Lundberg, L. Gu, L. Chen, P. Addis, and J. Johnson. 2003. Cellulose fiber-based compositions and their method of manufacture (new process). US Patent No: 6,506,435. Issued date: January 14, 2003.
Ruan, R. H. Ma, L. Chen, P. Goodrich, S. Deng, and Y. Wang. 2002. Odor removal system and method having ozone and non-thermal plasma treatment. US Patent No: 6,451,252. Issue date: September 17, 2002.
Ruan, R., P. Chen, A. Ning, S. Deng, H. Ma, D. Robinson, and R. Boogard. 2000. Dielectric barrier discharge system and method for decomposing hazardous compounds in fluids. US Patent No: 6,146,599. Issue date: November 14, 2000.
Ruan, R., L. Xu, L. Yi, L. Chen, J. Johnson, and P. Addis. 2000. Cellulose fiber compositions and films. US Patent No: 6,083,582. Issue date: July 4, 2000.
Ruan, R., L. Xu, L. Yi, L. Chen, J. Johnson, and P. Addis. 1998. Cellulose fiber compositions and film and the process for their manufacture. US Patent No: 5,817,381. Issue date: October 6, 1998.

Selected Invited Conference, Symposium and Company Presentations and Seminars (2021-present)

Roger Ruan, Erik Anderson, Nan Zhou, Min Addy. 2026. Integrated Conversion of Waste Oils to Biofuels While Treating Wastewater. Chevron Studio, Innovation and Entrepreneurship Center, National Laboratory of the Rockies (NLR). Webinar. March 16, 2026.
Roger Ruan. 2026. Nonthermal Plasma Technology for Sustainable Food Systems, Environmental, and Nitrogen Fixation. Shandong University of Technology seminar. Zibo, Shandong. January 13, 2026.
Roger Ruan. 2026. From Waste to Resource: Circular Economy Pathways for Municipal solid Waste. The First International Forum on Sustainable Carbon Materials and Environmental Energy. Keynote Presentation, Nanjing, January 11, 2026.
Roger Ruan. 2026. Nonthermal Plasma: Advancing Food Systems, Environmental Protection, and Nitrogen Fixation. School of Energy and Environment seminar, Southeast University. Nanjing, January 10, 2026.
Roger Ruan, Leilei Dai, Nan Zhou, Yanling Cheng, Yuting Li, Xiangyang Lin, Kirk Cobb, Juer Liu, Hanwu Lei. 2025. Catalytic Microwave-Assisted Pyrolysis Technology for Sustainable Solid Waste Utilization. International Symposium on the Sustainable Processing of Carbon Waste: New-generation technologies and advanced catalysis for carbon waste valorization. Plenary Speaker, Clayton, Australia. December 5, 2025.
Roger Ruan. 2025. Nonthermal processing technologies development and applications in food pasteurization and waste remediation. Shanghai Ocean University. Oct. 22, 2025.
Roger Ruan., Junhui Chen, Ana Lobe-Moreira, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Xuesong Zhang, Kirk Cobb, Lu Wang, Juer Liu, William Lazarus 2025. Sustainable solid and liquid waste treatment and utilization. Shandong Agricultural Engineering University. October 18, 2025.
Roger Ruan. 2025. Practical innovations for sustainable circular economy development. Shandong University of Technology. October 17, 2025.
Roger Ruan, Junhui Chen, Ana Lobe-Moreira, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Xuesong Zhang, Kirk Cobb, Lu Wang, Juer Liu, William Lazarus. 2025. Systems approach towards sustainable municipal solid and liquid waste management. 2025 Great Cycle International Symposium. Beijing. October 15, 2025.
Roger Ruan. 2025. Driving practical innovation toward a sustainable circular economy. China Agricultural University. October 15, 2025.
Roger Ruan, Junhui Chen, Ana Lobo-Moreira, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Kirk Cobb, Lu Wang, Juer Liu, William Lazarus. 2025. Systems Approaches Towards Sustainable Landfill Waste Management. Keynote Presentation. 2025 Institute of Biological Engineering (IBE) Annual Conference – Advancing Biology-Inspired Engineering - Celebrating the 30th Anniversary of IBE. Salt Lake City, UT. September 12, 2025.
Roger Ruan, Leilei Dai, Nan Zhou, Yanling Cheng, Yuting Li, Kirk Cobb, Juer Liu, Hanwu Lei. 2025. Plastic Wastes Upcycling through Catalytic Microwave-Assisted Pyrolysis. Invited College of Engineering Seminar, Utah State University. Logan, Utah. September 11, 2025.
Roger Ruan. 2025. Advancing CMAP Technology with Fluidized Bed Catalysis Process Development and CMAP Reactor Innovation. Resynergi Meeting. Rohnert Park, CA. August 15, 2025.
Roger Ruan. 2025. Microwave-Assisted Catalytic Conversion of Dairy Waste Lactose into 5-Hydroxymethylfurfural (5-HMF). 2025 MDFRC Annual Meeting, Roseville, MN. July 31, 2025.
Roger Ruan, Junhui chen, Ana Lobo-Moreira, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Kirk Cobb, Lu Wang, Juer Liu, William Lazarus. 2025. Intervention Technologies Towards Sustainable Landfill Waste Management. The Fourth International Conference on Energy and Environment. ChuXiong, Yunan. July 17, 2025.
Roger Ruan, Leilei Dai, Nan Zhou, Yuting Li, Kirk Cobb, Juer Liu, Hanwu Lei. 2025. Advancing circular Economy though Catalytic Microwave-Assisted Pyrolysis of Solid Waste. 12th World Congress of Chemical Engineering and 21st Asian Pacific Confederation of Chemical Engineering Congress 2025 (WCCE 12 & APCChE 2025) – Session 32: Engineering Thermochemistry and Low Carbon Chemical Engineering. Beijing. July 15, 2025.
Roger Ruan. 2025. USDA S1075 2025 Minnesota Station. USDA S1075 Annual Committee Meeting. Fargo, ND. July 10, 2025.
Roger Ruan, Nan Zhou, Leilei Dai, Yanling Cheng, Yuting Li, Kirk Cobb, Juer Liu, Hanwu Lei. 2025. Deconstructing and Upcycling of Plastic Wastes by Catalytic Microwave-Assisted Pyrolysis Technology. 7500 York Cooperative. Edina, MN. June 24, 2025.
Roger Ruan, Junhui Chen, Ana Lobo-Moreira, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Kirk Cobb, Lu Wang, Juer Liu, William Lazarus. 2025. Intervention Technologies for Sustainable Landfill Management. Bridgewater Township County Commissioners Meeting. Bridgewater Town Hall, Dundas, MN. June 18, 2025.
Roger Ruan, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Kirk Cobb, Juer Liu, Yunpu Wang, Hui Li, Yaning Zhang, Xuesong Zhang, Yayun Zhang, Yunfeng Zhao, Hanwu Lei. 2025. Advanced Waste Valorization Technologies Towards Sustainable Waste Treatment and Utilization. East China University of Technology College of Chemical Engineering seminar, Shanghai, May 14, 2025.
Roger Ruan, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Kirk Cobb, Juer Liu, Yunpu Wang, Hui Li, Yaning Zhang, Xuesong Zhang, Yayun Zhang, Yunfeng Zhao, Hanwu Lei. 2025. Advanced Thermochemical Conversion Towards Sustainable Solid Waste Treatment and Utilization. China Agricultural University College of Engineering seminar. Beijing, May 13, 2025.
Roger Ruan, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Kirk Cobb, Juer Liu, Yunpu Wang, Hui Li, Yaning Zhang, Xuesong Zhang, Yayun Zhang, Yunfeng Zhao, Hanwu Lei. 2025. Catalytic Microwave-Assisted Pyrolysis Towards Sustainable Solid Waste Treatment and Utilization. 2025 Organic Solid Waste Treatment and Utilization Conference. Xian, May 11, 2025.
Roger Ruan, Junhui Chen, Ana Lobo-Moreira, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Kirk Cobb, Lu Wang, Juer Liu. 2025. Advancing Sustainable Wastewater Treatment and Utilization in a Circular Economy, Global Perspectives on Digital/Smart Agriculture Webinar Series - Circular Bioeconomy in Agriculture, organized by University of Illinois at Urbana-Champaign) and National Taiwan University.
Roger Ruan, Leilei Dai, Nan Zhou, Yuting Li, Yuxi Chen, Kirk Cobb, Juer Liu, Hanwu Lei. 2025. Catalytic Microwave-Assisted Pyrolysis Technology for Sustainable Circular Economy in Solid Waste Utilization. Seminar at the CAS Nanjing Forestry Research Institute. Nanjing.
Roger Ruan, Leilei Dai, Junhui Chen, Ana Lobo-Moreira, Nan Zhou, Yuting Li, Yuxi Chen, Shan Liu, Kirk Cobb, Lu Wang, Juer Liu. 2025. Waste Valorization for Circular Economy Development. Seminar at Dongnan University. Nanjing.
Roger Ruan. 2024. Waste Valorization for Sustainable Circular Economy Development. Keynote Address, Advanced Bioprocessing Technologies for Biomass Conversion – Sustainability & Bioresource Management (IBA-IFIBiop XI), Hong Kong & Dongguan. December 1-6, 2024.
Roger Ruan. 2024. Integrated approaches for the removal and destruction of PFAS in landfill leachate. UMN Southeast Regional Sustainable Development Partnership and Bridgewater Township project meeting and site visit. St. Paul, MN. November 26, 2024.
Brian Bauer and Roger Ruan. 2024. Catalytic Microwave Assisted Pyrolysis Technology. 19th Annual California Bioresources Alliance Symposium – Refining California’s Future: Innovating Together for a Thriving Circular Bio-Economy. University of California, Davis, CA. November 19, 2024.
Roger Ruan. 2024. Opening remark to celebrate the establishment of the Bio-Hydrogen Specialized Committee, as one of the initiators and representative of the International Waste-to-Hydrogen Conversion and Utilization Alliance. Inaugural meeting of the Bio-Hydrogen Committee of the International Alliance for Hydrogen Energy Conversion and Utilization of Waste. November 14, 2024.
Roger Ruan, Leilei Dai, Suman Lata, Yuchuan Wang, Yuxi Chen, Ana Lobo-Moreira, Junhui Chen, Xiangyang Lin, Yunpu Wang, Hui Li, Yuhuan Liu, Kirk Cobb, Hanwu Lei. Innovative Catalytic Microwave-Assisted Pyrolysis Technology for Sustainable Solid Waste Utilization. State University of Goiás seminar. Anápolis, Brazil. November 13, 2024.
Roger Ruan, Junhui Chen, Suman Lata, Leilei Dai, Ana Lobo-Moreira, Charles Ayers, Yuting Li, Yuxi Chen, Shan Liu, Archer Anderson, Kirk Cobb, Lu Wang, Juer Liu, Jiwei Zhang.2024. Sustainable technologies for wastewater treatment towards circular economy development. State University of Goiás seminar. Anápolis, Brazil. November 11, 2024.
Roger Ruan. 2024. Integrated intervention technologies for wastewater treatment towards sustainable circular economy development. Yangzhou University seminar. October 29, 2024.
Roger Ruan. 2024. Catalytic microwave-assisted pyrolysis technology for sustainable circular economy in solid waste utilization. Nanjing University of Science and Technology seminar. October 28, 2024.
Roger Ruan. 2024. Nonthermal Technologies for Value-Added Processing and Food Safety. NC1023 station report. Annual USDA Multistate NC1023 Food Engineering Committee Meeting. Honolulu, HI. October 22, 2024.
Roger Ruan. 2024. Advanced Intervention Technologies for Sustainable Circular Economy Development in Animal Production. Animal Science Department Fall Seminar, UMN, October 17, 2024.
Roger Ruan. 2024. Development of Catalytic Microwave-Assisted Pyrolysis Technology for Solid Waste Utilization. 2024 IMPI fall webinar series. October 15, 2024.
Roger Ruan, Suman Lata, Junhui Chen, Leilei Dai, Charles Ayers, Yuting Li, Yuxi Chen, Shan Liu, Archer Anderson, Kirk Cobb, Lu Wang, Juer Liu, Jiwei Zhang. 2024. PFAS Remediation from Leachate and Other Wastewater. 2024 IonE Annual Meeting. Minneapolis, MN, September 27, 2024.
Roger Ruan. 2024. Sustainable Wastewater Utilization for Circular Economy Development. 2024 Great Cycle-International Symposium. September 10, 2024.
Roger Ruan. 2024. Research Towards Sustainable Circular Economy Development in Agriculture, Food, Energy, and Environment. BBE 8001 Graduate Seminar. September 9, 2024.
Roger Ruan, Leilei Dai, Junhui Chen, Kirk Cobb, Suman Lata, Yuxi Chen, Haotian Fei, Lu Wang, Juer Liu, Paul Chen, Hanwu Lei. 2024. Waste Valorization for Food System Circularity. Conference of Food Engineering 2024. Seattle, WA. August 27, 2024.
Roger Ruan. 2024. Non-thermal Plasma Generated by Concentrated High Intensity Electric Field (CHIEF) for Nitrogen Reduction Fixation. IHI Site Visit Meeting. St. Paul, MN. August 22, 2024.
Roger Ruan, Junhui Chen, Leilei Dai, Yuchuan Wang, Jianfei Guo, Juer Liu, Shan Liu, Yuxi Chen, Suman Lata, Yanling Cheng, Lu Wang, Nan Zhou, Yunpu Wang, Yunfei Zhao, Yuhuan Liu, Hanwu Lei, Xiangyang Lin, Paul Chen, and Kirk Cobb. Innovative sustainable circular economy technologies development. Huafeng Group Meeting. Putian, Fujian. August 13, 2024.
Roger Ruan, Leilei Dai, Suman Lata, Yuchuan Wang, Yuxi Chen, Yunpu Wang, Hui Li, Nan Zhou, Xiangyang Lin, Yuhuan Liu, Kirk Cobb, and Hanwu Lei. 2024. Catalytic Microwave-assisted Pyrolysis for PFAS Remediation and Waste Plastics Utilization. Plenary Presentation. IMPACIE 2024. Qingdao, Shandong. August 10, 2024.
Roger Ruan, Junhui Chen, Leilei Dai, Yuchuan Wang, Jianfei Guo, Juer Liu, Yuxi Chen, Lu Wang, Nan Zhou, Yunpu Wang, Yunfei Zhao, Yuhuan Liu, Xiangyang Lin, Paul Chen, and Kirk Cobb. 2024. Advanced Intervention Technologies Towards Sustainable Circular Economy Development. Shandong University of Technology seminar. Zibo, Shandong. August 9, 2024.
Roger Ruan, Leilei Dai, Suman Lata, Nan Zhou, Haotian Fei, Yuchuan Wang, Yuxi Chen, Cassiano Oliveira, Ana Lobo-Moreira, Yunpu Wang, Hui Li, Yunfeng Zhao, Xiangyang Lin, Yuhuan Liu, and Kirk Cobb. 2024. Catalytic Microwave-assisted Pyrolysis of Solid Wastes for Energy and Fuels Production. Shandong Jianzhu University seminar. Jinan, Shandong. August 8, 2024.
Roger Ruan, Leilei Dai, Junhui Chen, Shan Liu, Lu Wang, Yuxi Chen, Kirk Cobb, Nan Zhou, Hanwu Lei. 2024. Solid and Liquid Waste Utilization for Sustainable Circular Economy Development. China Agricultural University seminar. Beijing. August 4, 2024.
Roger Ruan, Leilei Dai, Yuchuan Wang, Suman Lata, Juer Liu, Yanling Cheng, Xiangyang Lin, and Hanwu Lei. 2024. Microwave Technology for Solid Waste Treatment and Aerosol Disinfection. IMPI’s 58th Annual Microwave Power Symposium (IMPI 58), invited Plenary Session speaker. Washington, DC. May 30, 2024.
Roger Ruan. 2024. Catalytic Microwave-assisted Pyrolysis Technology for Recycling/Upcycling Waste Plastic Packaging Materials and Mixed Packaging Wastes. Circular Processing, Packaging, and Food Loss & Waste Workshop organized by the American Society of Agricultural and Biological Engineers (ASABE) Circular Bioeconomy Systems Institute (CBSI). Chicago, IL. April 24, 2024.
Roger Ruan. 2024. Advancing Technologies for A Sustainable Circular Economy. 3M Tech Form Climate Chapter Meeting feature speaker. Maplewood, MN. April 22, 2024.
Roger Ruan. 2024. Intervention technologies towards sustainable circular animal and food production. Tai Kun (Tycoon) Group Meeting, Chang Ji, Xinjiang, March 27, 2024.
Roger Ruan, Leilei Dai, Suman Lata, Haotian Fei, Yuxi Chen, Cassiano Oliveira, Yanling Cheng, Xiangyang Lin, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Hanwu Lei. 2024. Catalytic microwave-assisted pyrolysis for sustainable PFAS remediation and waste plastics utilization. Invited speaker of the Division of Catalysis Science and Technology’s session on Catalyst Development and Process Integration for Biomass and Waste Derived Fuels and Chemicals at the ACS Spring Meeting, New Orleans, LA. March 19, 2024.
Roger Ruan, Leilei Dai, Suman Lata, Haotian Fei, Yuchuan Wang, Yuxi Chen, Cassiano Oliveira, Ana Lobo-Moreira, Junhui Chen, Yanling Cheng, Xiangyang Lin, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Fei Yu, Hanwu Lei. 2024. Thermochemical Conversion – Pyrolysis and Gasification - Catalytic microwave-assisted pyrolysis of solid wastes for circular economy development. Guest lecture to BBE 4713/5713. March 15, 2024.
Roger Ruan. Sustainable Dairy and Food Production Technologies and Systems. Yili and Cargill visit meeting. St. Paul, Minnesota. March 8, 2024.
Roger Ruan, Leilei Dai, Suman Lata, Haotian Fei, Yuchuan Wang, Yuxi Chen, Cassiano Oliveira, Ana Lobo-Moreira, Junhui Chen, Yanling Cheng, Xiangyang Lin, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Hanwu Lei. 2024. Catalytic microwave-assisted pyrolysis of solid waste for circular economy development. Pennsylvania State University Chemical Engineering Department seminar. State College, PA, February 22, 2024.
Roger Ruan, Jianfei Guo, Yuchuan Wang, Kirk Cobb, Juer Liu, Yanling Cheng, Yuancai Lyu, Peng Peng, Xiangyang Lin. 2024. Catalytic Nitrogen Fixation using Concentrated High Intensity Electric Field (CHIEF) Generated Non-thermal Plasma (NTP). IHI Americas Visit meeting. Minneapolis, Minnesota. February 8, 2024.
Roger Ruan. 2024. Systematic Intervention for Sustainable Circular Animal and Food Production. Yuexiu Swine Production Company seminar. Guangzhou. January 12, 2024
Roger Ruan. 2024. Nonthermal processing technologies development and applications in food pasteurization. Nanchang University College of Food Science and Engineering seminar. Jiangxi. January 11, 2024.
Roger Ruan. 2024. Innovative Technologies for Sustainable Circular Economy Development. Putian College seminar. Fujian. January 8, 2024.
Roger Ruan. 2023. Systematic Intervention Technologies Towards Sustainable Circular Animal and Food Production. 2023 International Symposium on Animal Diseases and Food Safety. Wuhan, Hubei. November 4, 2023.
Roger Ruan, Leilei Dai, Junhui Chen, Juer Liu, Dongjie Chen, Yuchuan Wang, Suman Lata, Jianfei Guo, Frank Liu, Kirk Cobb, Mark Gino Galang, Lu Wang, Ana Beatriz, Cassiano Oliveira, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2023. Nonthermal Technologies for Gas, Liquid and Solid Wastes Utilization for Sustainable Animal and Food Production and Circular Economy Development. Session 1: Nonthermal Food and Bioprocessing for Circular Economy, 2023 IFT-EFFoST Nonthermal Processing Workshop and Short Course. Minneapolis, MN. October 16, 2023.
Roger Ruan. 2023. Catalytic intense pulsed light (cIPL) and catalytic low temperature microwave (cMW) technologies for Food Safety Assurance and Quality Improvement. Pre-workshop Short Course. 2023 IFT-EFFoST Nonthermal Processing Workshop and Short Course. Minneapolis, MN. October 15, 2023.
Roger Ruan. 2023. Liquid and Solid Wastes Utilization for Biofuels Production and Sustainable Circular Economy Development. SUST 3003 Sustainable People, Sustainable Planet - Sustainability of Modern Technologies, Guest Lecture. October 4, 2023.
Roger Ruan, Junhui Chen, Mark Gino Galang, Pengfei Cheng, and Kirk Cobb. 2023. Current Status and Trends in Microalgal Industry and Related Standards and Regulations. World Ocean Science and Technology Conference – Marine Biomedicine Development Forum and International Symposium on Microalgae Standards. Qingdao, Shandong, September 18, 2023.
Roger Ruan, Leilei Dai, Nan Zhou, Suman Lata, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Microwave-assisted Chemical Upcycling of Plastic Wastes for Circular Economy Development. Invited speaker of the Symposium on "Chemical Deconstruction and Upcycling of Polymer Waste," at the 266th ACS National Meeting, San Francisco, CA. August 13, 2023.
Roger Ruan, Juer Liu, Yanling Cheng, Jun An, Yiwei Ma, Paul Chen, Chi Chen, Guangwei Huang. 2023. Clean Label Food and Nutraceutical Ingredients from Almond Hulls. First Precision Nutrition and Health Innovation Conference. Shihezi University. August 1, 2023.
Roger Ruan, Leilei Dai, Nan Zhou, Suman Lata, Yuchuan Wang, Yanling Cheng, Xiangyang Lin, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Sustainable Solid Waste Utilization for Circular Economy Development. The 3rd International Conference on Sustainable Solid Waste Treatments and Management. Yangling, China. July 29, 2023.
Roger Ruan, Leilei Dai, Nan Zhou, Suman Lata, Yuchuan Wang, Yanling Cheng, Xiangyang Lin, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Catalytic Microwave-Assisted Pyrolysis/Gasification of Organic Solid Wastes for Fuels and Energy Production. Plenary Speaker of the Global Experts Conference on Renewable and Sustainable Energy, Osaka, Japan. July 27, 2023.
Roger Ruan. 2023. IFT Food Engineering Division Annual Report. IFT FIRST Professional Networking/Four Division Social Event (Food Engineering, Nonthermal Processing, Packaging, and Sustainability divisions). Chicago, IL. July 17, 2023.
Roger Ruan. 2023. S1075 Station Report - Sustainable Circular Economy Development Technologies. Annual USDA S1075 Biobased Economy Committee Meeting. Omaha, NE. July 13, 2023.
Roger Ruan, Junhui Chen, Dmitri Mataya, Lu Wang, Leilei Dai, Kirk Cobb, Yanling Cheng, Paul Chen, Frank Liu. 2023. Sustainable Safe Animal Production Technologies. 2023 ASABE Annual International Meeting, Omaha, NE. 227 Climate Smart Agrifood Production - Potential Impact on Developing Economies, E-2050-Global Engagement Guest Speaker Session. July 11, 2023, Pm.
Roger Ruan, Leilei Dai, Nan Zhou, Suman Lata, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Catalytic Microwave Assisted Pyrolysis of Organic Solid Waste for Energy, Fuels, Chemicals, and Materials Production. 2023 ASABE Annual International Meeting, Omaha, NE. 205 Recent Advancement in Renewable Energy Resources and Technologies, ES-Energy Systems Guest Speaker Session. July 11, 2023, Am.
Roger Ruan, Leilei Dai, Nan Zhou, Suman Lata, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Organic Solid Waste for Energy, Fuels, Chemicals, and Materials Production. 2023 Green Development International Symposium – Energy Transition and Innovation for Carbon Neutrality. Chongqing. June 10, 2023.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Suman Lata, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Yunpu Wang, Yuhuan Liu, Ozlem Jarakas, Raissa Rossi, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Research Progress in Sustainable Solid and Liquid Waste Utilization for Circular Economy Development. Shihezhi University seminar. June 6, 2023.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Suman Lata, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Yunpu Wang, Yuhuan Liu, Ozlem Jarakas, Raissa Rossi, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Sustainable Solid and Liquid Waste Utilization for Circular Economy Development. Huadong University of Technology seminar. June 5, 2023.
Roger Ruan. 2023. Research Progress in Solid and Liquid Waste Utilization and Food Engineering. Zhongkai Agricultural Engineering University seminar. June 4, 2023.
Roger Ruan, Leilei Dai, Nan Zhou, Suman Lata, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2023. Catalytic microwave assisted pyrolysis of organic solid waste for fuels, chemicals, and materials production. International Conference on Solid Waste 2023: Waste Management in Circular Economy and Climate Resilience (ICSWHK2023), Plenary Speaker. Hong Kong, China. May 31, 2023.
Roger Ruan. 2023. Environmental Engineering and Biotechnology for a Sustainable Circular Economy Development. Opening speech at the 2023 International Joint Conference on Environmental Engineering and Biotechnology (CoEEB 2023). Malmo, Sweden. May 20, 2023.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2023. Innovative Solid and Liquid Waste Utilization for Sustainable and Circular Economy Development. Plenary Speaker at the 2023 International Joint Conference on Environmental Engineering and Biotechnology (CoEEB 2023). Malmo, Sweden. May 20, 2023.
Roger Ruan. 2023. Complete utilization of plastic waste for materials, chemicals, and hydrogen production for sustainable circular plastic economy development. Minneapolis South Rotary Club meeting. Minneapolis, MN. May 9, 2023.
Junhui Chen, Leilei Dai, Dmitri Mataya, Kirk Cobb, Paul Chen, Roger Ruan (speaker). 2023. Enhanced treatment of anaerobic digestion effluent through efficient nutrient utilization using stepwise microalgal cultivation. The State of Water: 2023 Water Network Virtual Poster Symposium. University of Minnesota. April 19, 2023.
Roger Ruan, Junhui Chen, Dmitri Mataya, Lu Wang, Leilei Dai, Kirk Cobb, Yanling Cheng, Paul Chen, Frank Liu. 2023. Intervention Technologies to Ensure Pork Supply Chain Food Safety. Walmart Pork Supply Chain Food Safety Project Meeting. April 7, 2023.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Xiangyang Lin, Paul Chen, Hanwu Lei. 2023 Solid and Liquid Waste Treatment through Utilization for Circular and Sustainable Economy Development. Department of Agricultural Engineering Seminar, Northeast Agricultural University, Harbin, March 20, 2023.
Roger Ruan, Leilei Dai, Leilei Dai, Dmitri Mataya, Kirk Cobb, Paul Chen, Yanling Cheng, Xiangyang Lin. 2023. Novel Refining Systems and Processes for Biomass and Solid Waste to Energy Conversion. 2023 Biomass Refining Technology Forum, Zhenzhou, March 18, 2023.
Roger Ruan, Leilei Dai, Leilei Dai, Dmitri Mataya, Kirk Cobb, Paul Chen, Yanling Cheng, and Xiangyang Lin. 2023. Novel Systems and Processes for Waste to Energy Conversion. Global Energy Meet (GEM-2023) - Converting non-recyclable waste into Advanced Biofuels. Plenary Presentation, March 6, 2023.
Roger Ruan, Leilei Dai, Nan Zhou, Paul Chen, Yanling Cheng, Hanwu Lei. 2022. Catalytic microwave-assisted pyrolysis and gasification of biomass and waste plastics for green hydrogen production. International Conference on Green Hydrogen Production (ICGHP-2022), Invited Speaker, December 19, 2022.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2022. Sustainable Solid and Liquid Waste Utilization for Circular and Sustainable Economy Development. International Symposium on Biomass Utilization in Agriculture and Forestry (BUAF2022). Plenary Lecture, December 14, 2022.
Roger Ruan. 2022. Catalytic microwave-assisted pyrolysis and gasification of biomass and plastic waste for materials, chemicals and hydrogen production. International Industry-University-Research-Application Cooperation Conference, Kunming University of Science and Technology, Invited Speaker, December 10, 2022.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Juer Liu, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2022. Complete solid, liquid and gas waste utilization for circular economy development. International Conference on Biotechnology for Sustainable Bioresources and Bioeconomy (BSBB-2022). Indian Institute of Technology, Guwahati, India, Invited Lecture, December 8, 2022.
Roger Ruan. 2022. Innovative Liquid and Solid Wastes Utilization Technologies for Sustainable Circular Economy Development, Strait Green Economy Forum, Putian University. Invited Lecture, November 24, 2022.
Roger Ruan, Junhui Zhang, Dmitri Maytag, Lu Wang. 2022. Microalgae as promising biofactory for high value bioproducts and biofuels Production. The 8th Industry-University-Research Conference of Microalgae Branch of China Algae Industry Association and Algae Nutrition and Medicine Summit. Invited Lecture, November 23, 2022.
Roger Ruan. 2022. Nitrogen Fixation from Atmosphere Using Nonthermal Plasma for Green Nitrogen Fertilizer Production. Ningbo University seminar. November 18, 2022.
Roger Ruan. 2022. Catalytic Microwave-assisted Pyrolysis and Gasification of Biomass and Plastic waste for Chemicals and Materials and Hydrogen Production. Zhoushan Ocean University seminar. November 17, 2022.
Roger Ruan. 2022. NMR/MRI Analysis of Polymer States and Properties. Niumag Corporation meeting. October 30, 2022.
Roger Ruan, Dmitri Mataya, Junhui Chen, Lu Wang, Kirk Cobb, Leilei Dai, Nan Zhou, Renchuan Zhang, Yanling Cheng, Min Addy, Paul Chen. 2022. Demonstrate an integrated process and system for animal wastewater treatment through utilization. International Forum on Industrial Bioprocess (IBA-IFIBiop) and X International Forum on Industrial Bioprocesses. National Kaohsiung University of Science and Technology. October 29, 2022.
Roger Ruan. 2022. Innovative fiber processing for value-added product development, and Innovative technologies for a sustainable swine industry. Innovhope joint project discussion meeting. October 18, 2022.
Roger Ruan. 2022. NMR/MRI, Nonthermal pasteurization and value-added processing progress. NC1023 station report. Annual USDA Multistate NC1023 Food Engineering Committee Meeting. Urbana-Champaign, IL. October 17, 2022.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2022. Complete gas, liquid, and solid waste utilization for sustainable development. 2nd International Conference on Environmental Pollution and Governance (ICEPG 2022). Keynote Speaker. September 24, 2022.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2022. Systems and Processes for Liquid and Solid Wastes Utilization for Sustainable Circular Economy Development. Invited Sustainability Session, Conference of Food Engineering 2022. Raleigh, NC. September 20, 2022.
Roger Ruan. 2022. Research for Sustainable Circular Economy Development in Agriculture, Food, Energy, and Environment. BBE 8001 Graduate Seminar. September 12, 2022.
Roger Ruan. 2022. Complete Utilization of Food Waste through an Integrated Approach. 1st International Conference on Food Waste to Food Sustainability (FWFS2022). Keynote Speaker. August 24, 2022.
Roger Ruan, Paul Chen. 2022. Reduce raw milk microbial contamination on using non-chemical-based technique, accepted pre-proposal, Midwest Dairy Foods Research Center Annual Meeting. St. Paul, MN. July 27, 2022.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2022. Complete waste resource utilization for renewable energy production and sustainable development. Recent Advancement in Renewable Energy Resources and Technologies – Invited Guest Speaker Session, ASABE Annual International Meeting, Houston, TX. July 19, 2022.
Roger Ruan. 2022. Catalyst Development for Catalytic Microwave Assisted Pyrolysis. S1075 Station Report. Annual USDA S1075 Biobased Economy Committee Meeting. Houston, TX. July 15, 2022.
Roger Ruan, Leilei Dai, Nan Zhou, Paul Chen, Yanling Cheng, Hanwu Lei. 2022. Catalytic microwave-assisted pyrolysis/gasification of biomass and waste plastics for chemicals, materials, and hydrogen production. Plenary Presentation, International Symposium on Emerging Trends in role and production of Bioenergy for Sustainable Development (ETBSD-2022), A Flagship event of WtH Consortium (C-WtHub), UK, India, Republic of Korea, China & USA, Seoul, South Korea, July 4, 2022.
Roger Ruan, Leilei Dai, Nan Zhou, Paul Chen, Yanling Cheng, Hanwu Lei. 2022. Catalytic microwave-assisted pyrolysis/gasification of biomass and waste plastics for chemicals and hydrogen production. Waste-to-Hydrogen Utilization and Betterment Consortium (C-WtHub) Academic Seminar. June 7, 2022.
Roger Ruan, Leilei Dai, Dmitri Mataya, Junhui Chen, Kirk Cobb, Nan Zhou, Renchuan Zhang, Lu Wang, Yanling Cheng, Min Addy, Paul Chen, Hanwu Lei. 2022. Complete solid and liquid waste utilization for circular economy development. Sixth International Symposium on Circular Economy & Urban Mining. Capri, Italy. May 18, 2022.
Roger Ruan, Paul Chen, Leilei Dai, Kirk Cobb, Dmitri Mataya, Juer Liu. 2022. Catalytic microwave-assisted pyrolysis/gasification for hydrogen production. C-WtHub series: Virtual Lab Visit (VLV). May 4th, 2022.
Roger Ruan and Xingmin Li. 2022. Intervention technologies for improving food safety in the pork supply chain. Walmart Improving food safety of pork supply chain in China Project Annual Progress Report Meeting. April 20th, 2022.
Roger Ruan. 2022. Zero Waste Approach to Circular Economy Development: Complete Solid and Liquid Waste Utilization. IFT Webinar on Food Security and Sustainable Development. April 6th, 2022.
Roger Ruan, Paul Chen, Frank Liu, Leilei Dai, Renchuan Zhang, Nan Zhou, Yanling Cheng, Juer Liu, Lu Wang, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Hanwu Lei, and Kirk Cobb. 2022. Innovative Technologies for A Sustainable Swine Industry. Walmart Foundation Webinar. March 15, 2022.
Roger Ruan, Leilei Dai, Nan Zhou, Yanling Cheng, Paul Chen, Hanwu Lei, Yunpu Wang, Yuhuan Liu. 2022. Catalytic Microwave-assisted Pyrolysis of Waste Plastics for Chemicals, Materials, and Hydrogen Production. Composite Materials Congress, New Horizon in Nanomaterials & Nanotechnology Session. March 5, 2022.
Roger Ruan. 2022. Innovative Non-thermal Technologies for Management of Small Grain Diseases. Departmental Seminar, Department of Plant Pathology, University of Minnesota. January 7, 2022.
Roger Ruan. 2021. Final Project Report: Development of a Novel Gasification Technology for Distributed Power Generation from Solid Wastes. Xcel Energy Renewable Development Fund Advisory Committee meeting. December 29, 2021.
Roger Ruan, Paul Chen, Renchuan Zhang, Nan Zhou, Leilei Dai, Yanling Cheng, Juer Liu, Lu Wang, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Frank Liu, and Kirk Cobb. 2021. Innovative Technologies for Greenhouse Gas Reduction and Circular Economy and Sustainable Development. International Symposium on Biomass Refining, December 15, 2021
Roger Ruan, Paul Chen, Renchuan Zhang, Nan Zhou, Leilei Dai, Yanling Cheng, Juer Liu, Lu Wang, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Frank Liu, and Kirk Cobb. 2021. Waste Treatment through Complete Utilization for Circular Economy and Sustainable Development. BESS Conference on Zero Waste and Circular Economy. December 14, 2021
Roger Ruan, Paul Chen, Renchuan Zhang, Nan Zhou, Leilei Dai, Yanling Cheng, Juer Liu, Lu Wang, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Frank Liu, and Kirk Cobb. 2021. Novel Processes and Systems for Sustainable Development. The Fifth Conference on Health and Environment. December 11, 2021
Roger Ruan, Paul Chen, Renchuan Zhang, Nan Zhou, Leilei Dai, Yanling Cheng, Juer Liu, Lu Wang, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Frank Liu, and Kirk Cobb. 2021. Novel Technologies for Circular Economy and Sustainable Development. Minnesota Environmental Science and Economic Review Board (MESERB) Fall Conference. Brainerd, MN. November 4, 2021.
Roger Ruan, Paul Chen, Nan Zhou, Renchuan Zhang, Yanling Cheng, Juer Liu, Lu Wang, Leilei Dai, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Frank Liu, and Kirk Cobb. 2021. Novel intervention strategies and technologies for food safety assurance in pork supply chain - A vision and technology for a sustainable smart pork production system. International Pork Safety Forum - Improving food safety of pork supply chain in China. October 20, 2021.
Roger Ruan, Paul Chen, Nan Zhou, Renchuan Zhang, Yanling Cheng, Juer Liu, Lu Wang, Leilei Dai, Dmitri Mataya, Yuancai Lyu, Abigail Chiaokhiao, Frank Liu, Kirk Cobb. 2021. Novel intervention strategies and technologies for food safety assurance in pork supply chain. Walmart Foundation Food Safety in Pork Supply Chain Meeting with New Hope Group. September 16, 2021.
Roger Ruan. 2021. Conversion of Waste Polyolefinic Plastics to Value-added Chemicals and Materials by Pyrolysis. BASF Company Presentation. September 7, 2021.
Roger Ruan. 2021. Wastewater utilization for methane, algae and hydroponics plants production and microwave-assisted catalytic pyrolysis of solid wastes for chemicals, fuels, and materials production. 2021 S-1075 Virtual Annual Committee Meeting. July 22, 2021.
Roger Ruan. 2021. Innovative waste plastics to naphtha chemicals and materials conversion by microwave assisted pyrolysis. Mitsui Company Presentation. June 24, 2021.
Roger Ruan, Nan Zhou, Leilei Dai, Yanling Cheng, Paul Chen. 2021. Catalytic microwave assisted pyrolysis of solid waste for fuels, energy and chemicals production. Second International Conference on Sustainable Solid Waste Treatments and Managements (SWTM-2021).
Roger Ruan, Renchuan Zhang, Lu Wang, Nan Zhou, Leilei Dai, Yanling Cheng, Yiwei Ma, Peng Peng, Yunpu Wang, Feiqiang Guo, Pengfei Cheng, Xiaochen Ma, Lingqin Liu, Yiqin Wan, Xiaodan Wu, Dengle Duan, Shuhao Huo, Kun Li, Junzhi Liu, Xiye Chen, Kirk Cobb, Min Addy, Paul Chen, Yuhuan Liu, Hanwu Lei. 2021. Sustainable solid and liquid waste treatment through utilization for circular economy development. Keynote Speaker in the 2021 International Conference on Environmental Pollution and Governance (ICEPG 2021).
Roger Ruan, Nan Zhou, Leilei Dai, Yayun Zhang, Dengle Duan, Chenxi Wang, Yunfeng Zhao, Yanling Cheng, Lu Wang, Renchuan Zhang, Kirk Cobb, Paul Chen, Hanwu Lei. 2021. Biochar produced from microwave-assisted pyrolysis and its applications in catalysis and wastewater treatment. Invited Plenary Speaker in the 5th Asia Pacific Biochar Conference (APBC2021).
Roger Ruan, Juer Liu, Yanling Cheng, Jun An, Yiwei Ma, Paul Chen, Chi Chen, Guangwei Huang. 2021. Non-thermal Processes for Making Clean Label Food and Nutraceutical Ingredients from Almond Hull. USDA Food Loss and Waste Innovation Fair.
Roger Ruan, Leilei Dai, Nan Zhou, Yanling Cheng, Yuancai Lyu, Kirk Cobb, Paul Chen, Hanwu Lei. 2021. Complete utilization of plastic wastes through catalytic microwave assisted pyrolysis for upcycling chemicals, fuels and materials production. An invited keynote presentation for Fellow of Vebleo’s Webinar on Energy Materials and Technologies.
Roger Ruan, Nan Zhou, Leilei Dai, Yanling Cheng, Yunpu Wang, Yuhuan Liu, Kirk Cobb, Paul Chen, Hanwu Lei. 2021. Catalytic Microwave Assisted Pyrolysis of Solid Wastes for Fuels, Energy and Chemicals Production. 2021. Plenary Session Keynote Presentation. 2nd International Symposium on Environmental Protection and Chemical Engineering (ISEPCE 2021), and 2021 International Conference on Energy Engineering, New Energy Materials and Devices (NEMD 2021).
Roger Ruan, Jianhan Lin, Paul Chen, Yuanjie Liu, Yanbin Li. 2021. Rapid Detection and Novel Intervention Strategies and Technologies. Walmart Foundation Food Safety in Pork Supply Chain Meeting with Industry. January 25, 2021