Ph.D. in Environmental Science and Engineering, July 2005, Tsinghua University, Beijing, China

B.S. in Environmental Engineering, July 2000, Tsinghua University, Beijing, China

2023.12-present Professor, School of Environment, Tsinghua University, China

2010.12-2023.12 Associate Professor, School of Environment, Tsinghua University, China

2011-2012 Visiting Scholar, School of Engineering, Duke University, USA

2005-2010 Assistant Professor, Department of Environmental Science and Engineering, Tsinghua University, China

TEACHING

40050202: Perceptual Practice

70050313: Fundamentals of Environmental Biotechnology

30050092: English for Environmental Professionals

STUDENTS/POST-DOCTORS ADVISED

Yang Xu, Post-doctor

Insun Kang (South Korea), PhD candidate

Zenab Baig (Pakistan), PhD candidate

Lu Meng, MSc candidate

Bowen Pang, MSc candidate

Guangchun Wang, MSc candidate

Marvin Yeung (USA), MSc candidate

Prakit Saingam (Thailand), MSc (2016)

Shuli Zhao, MSc (2015)

Yi He, ME (2014)

Yun Ouyang, MSc (2014)

Zhichao Wang, MSc (2013)

Feng Gu, MSc (2011)

Areas of Research Interests

1. Biological control of volatile organic compounds (VOCs) and odorants

2. Interpretation and regulation of environmental microbial communities

3. Control of harmful microorganisms

Research Status

1. Biomass control by low concentration ozone injection in VOCs biofilters: Mechanisms and control method, project of National Natural Science Foundation of China, 2014-2017

2. Odor control technology and system in municipal wastewater treatment plants. Major project for water pollution control, 2010-2015

Selected journal papers:

1. Lu Meng, Jinying Xi, Marvin Yeung. Degradation of extracellular polymeric substances (EPS) extracted from activated sludge by low-concentration ozonation, Chemosphere, 2016, pp. 248-255

2. Prakit Saingam, Jinying Xi, Yang Xu, Hong-Ying Hu. Investigation of the characteristics of biofilms grown in gas-phase biofilters with and without ozone injection by CLSM technique, Applied Microbiology and Biotechnology, 2015, DOI 10.1007/s00253-015-7100-5

3. Jinying Xi, Insun Kang, Hong-Ying Hu, Xian Zhang. A biofilter model for simultaneous simulation of toluene removal and filter bed pressure drop under varied inlet loadings, Frontiers of Environmental Science and Engineering, 2015, 9(3): 554-562

4. Yu-Chen Pang, Jin-Ying Xi, Guo-Qiang Li, Xiao-Jie Shi, Hong-Ying Hu. Prevalence of antibiotic-resistant bacteria in a lake for the storage of reclaimed water before and after usage as cooling water, Environmental Science: Processes & Impacts, 2015, 17(6): 1182-1189

5. Yu-Chen Pang, Jing-Jing Huang, Jin-Ying Xi, Hong-Ying Hu, Yun Zhu. Effect of ultraviolet irradiation and chlorination on ampicillin-resistant Escherichia coli and its ampicillin resistance gene, Front. Environ. Sci. Eng., 2015, DOI 10.1007/s11783-015-0779-9

6. Feng Zhang, Jinying Xi, Jing-Jing Huang, Hong-Ying Hu. Effect of inlet ozone concentration on the performance of a micro-bubble ozonation system for inactivation of Bacillus subtilis spores. Separation and Purification Technology, 2013, 114: 126-133

7. Jinying Xi, Prakit Saingam, Feng Gu, Hong-Ying Hu, Xuefei Zhao. Effect of continuous ozone injection on performance and biomass accumulation of biofilters treating gaseous toluene, Applied Microbiology and Biotechnology, 2014, 98(22): 9437-9446

8. Jin-Ying XI, Hong-Ying HU, Xian ZHANG. Simulation of biomass accumulation pattern in vapor-phase biofilters. Environmental Engineering Science, 2012, 29(6):412-419

9. WANG Can, XI Jin-ying, HU Hong-ying and YAO Yuan. Stimulative Effects of Ozone on a Biofilter Treating Gaseous Chlorobenzene. Environmental Science & Technology. 2009, 43(24): 9407–9412

10. WANG Can, XI Jin-ying, HU Hong-ying. Chemical identification and acute biotoxicity assessment of gaseous chlorobenzene photodegradation products, Chemosphere. 2008, 73(8):1167-1171

Patents:

1. An integrated packing media for biological control of organic and odorous gas, 2007101778123

2. A screening method for high efficient microbes based on microplate cultivation, 201310129713.3

3. A method to optimize the long-term performance of VOCs biofilters by ozone injection, 201010272732.8

4. A method to control the bioaerosols emitted from the biofilters, 200810116517.1

5. A mobile H2S monitoring equipment, 201520569269.1

Books:

1. Xi Jinying, Wang Can, Wu Junliang. Characterization and control of industrial VOCs gas. Beijing: China Environmental Science Press, Dec 2014

2. Wang Can, Xi Jinying, Hu Hongyinig. UV-biofiltration of VOCs gas: fundamentals and applications. Beijing: Chemical Industry Press, May 2014

3. Hu Hongying, Zhang Xu, Huang Xia, Wang Wei, Xi Jinying. Theory of Environmental Engineering (3rd Edition). Beijing: Higher Education Press, Aug 2015