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Research Fellow

Xin Liu

  • Brief Biography
  • Research
  • Teaching
  • Published Works

Education
2015          Ph.D.    Environmental Science & Engineering, Nanyang Technological University, Singapore; Dissertation: “Synthesis and Characterization of Silver Nanocomposite Nanofiltration and Forward Osmosis Membranes Based on Layer-by-layer Assembly”; Advisors: Assoc. Prof. Chuyang Y. Tang & Assoc. Prof. Bin Cao
2010          M.Sc.    Environmental Science & Engineering, Nanyang Technological University, Singapore;
2009          B.Sc.    Environmental Science, Shandong University, Jinan, Shandong, China;


Professional Experience
2018/07-present   Research Fellow, School of Environmental Science and Engineering, Southern University of Science and Technology, China
2017/09-2018/06  Visiting Scholar, School of Environmental Science and Engineering, Southern University of Science and Technology, China
2015/09-2017/08   Research Fellow, Singapore Membrane Technology Centre, Nanyang Technological University, Singapore
2014/12-2015/08     Research Associate, Singapore Membrane Technology Centre, Nanyang Technological University, Singapore
2013/09-2014/09     Visiting Graduate Student, The Johns Hopkins University, United States
2010/09-2014/09     Graduate Student, Nanyang Technological University, Singapore
2009/06-2010/06     Graduate Student, Nanyang Technological University, Singapore
2009/06-2009/08     Visiting Graduate Student, Stanford University, Unites States
2008/08-2008/12     Visiting Undergraduate Student, The Hong Kong Polytechnic University, Hong Kong
2005/09-2009/06     Undergraduate Student, Shandong University, China

 

Research Interests
• Membrane separation processes for desalination and water reuse
• Membrane fouling and characterization
• Energy related membrane processes
• Applications of nanomaterials in membrane fabrication

 

Professional Society Memberships
Membrane Society in Singapore

 

Publications (Total Citations on Web of Science/Scopes/Google Scholar: 344/392/465; h-index on Web of Science/Scopes/Google Scholar: 8/10/10)
1. Trinh, T. A.; Li, W.; Han, Q.; Liu, X.; Fane, A. G.; Chew, J. W., Analyzing external and internal membrane fouling by oil emulsions via 3D optical coherence tomography. Journal of Membrane Science 2018, 548, 632-640. (Impact Factor: 6.035)
2. Wu, B.; Christen, T.; Tan, H. S.; Hochstrasser, F.; Suwarno, S. R.; Liu, X.; Chong, T. H.; Burkhardt, M.; Pronk, W.; Fane, A. G., Improved performance of gravity-driven membrane filtration for seawater pretreatment: Implications of membrane module configuration. Water Research 2017, 114, 59-68. (Impact Factor: 6.942)
3. Han, Q.; Li, W.; Trinh, T. A.; Liu, X.; Chew J. W., A network-based approach to interpreting pore blockage and cake filtration during membrane fouling. Journal of Membrane Science 2017, 528, 112-125. (Impact Factor: 6.035)
4. Liu, X.; Li, W.; Chong, T. H.; Fane, A. G., Effects of spacer orientations on the cake formation during membrane fouling: Quantitative analysis based on 3D OCT imaging. Water Research 2017, 110, 1-14. (Impact Factor: 6.942)
5. Li, W.; Liu, X.; Wang, Y.-N.; Chong, T. H.; Tang, C. Y.; Fane, A. G., Analyzing the evolution of membrane fouling via a novel method based on 3D optical coherence tomography imaging. Environmental Science & Technology 2016, 50, (13), 6930-6939. (Impact Factor: 6.198)
6. Mukherjee, M.; Menon, N. V.; Liu, X.; Kang, Y.; Cao, B., Confocal laser scanning microscopy-Compatible microfluidic membrane flow cell as a nondestructive tool for studying biofouling dynamics on forward osmosis membranes. Environmental Science & Technology Letters 2016, 3, (8), 303-309. (Impact Factor: 5.308)
7. Liu, X.; Foo, L. X.; Li, Y.; Lee, J. Y.; Cao, B.; Tang, C. Y., Fabrication and characterization of nanocomposite pressure retarded osmosis (PRO) membranes with excellent anti-biofouling property and enhanced water permeability. Desalination 2016, 389, 137-148. (Impact Factor: 5.527)
8. Liu, X.; Jin, X.; Cao, B.; Tang, C. Y., Bactericidal activity of silver nanoparticles in environmentally relevant freshwater matrices: Influences of organic matter and chelating agent. Journal of Environmental Chemical Engineering 2014, 2, (1), 525-531. (Impact Factor: 3.833)
9. Lee, J.-Y.; Qi, S.; Liu, X.; Li, Y.; Huo, F.; Tang, C. Y., Synthesis and characterization of silica gel–polyacrylonitrile mixed matrix forward osmosis membranes based on layer-by-layer assembly. Separation and Purification Technology 2014, 124, 207-216. (Impact Factor: 3.359)
10. Nikkola, J.; Liu, X.; Li, Y.; Raulio, M.; Alakomi, H. L.; Wei, J.; Tang, C. Y., Surface modification of thin film composite RO membrane for enhanced anti-biofouling performance. Journal of Membrane Science 2013, 444, 192-200. (Impact Factor: 6.035)
11. Loo, S.-L.; Fane, A. G.; Lim, T.-T.; Krantz, W. B.; Liang, Y.-N.; Liu, X.; Hu, X., Superabsorbent cryogels decorated with silver nanoparticles as a novel water technology for point-of-use disinfection. Environmental Science & Technology 2013, 47, (16), 9363-9371. (Impact Factor: 6.198) “Best Technology Paper 2013” by Environmental Science & Technology
12. Ng, C. K.; Sivakumar, K.; Liu, X.; Madhaiyan, M.; Ji, L.; Yang, L.; Tang, C.; Song, H.; Kjelleberg, S.; Cao, B., Influence of outer membrane c-type cytochromes on particle size and activity of extracellular nanoparticles produced by Shewanella oneidensis. Biotechnology and Bioengineering 2013, 110, (7), 1831-1837. (Impact Factor: 4.481)
13. Liu, X.; Qi, S.; Li, Y.; Yang, L.; Cao, B.; Tang, C. Y., Synthesis and characterization of novel antibacterial silver nanocomposite nanofiltration and forward osmosis membranes based on layer-by-layer assembly. Water Research 2013, 47, (9), 3081-3092. (Impact Factor: 6.942)
14. Wei, J.; Liu, X.; Qiu, C.; Wang, R.; Tang, C. Y., Influence of monomer concentrations on the performance of polyamide-based thin film composite forward osmosis membranes. Journal of Membrane Science 2011, 381, (1–2), 110-117. (Impact Factor: 6.035)
15. Cao, B.; Gao, B.; Liu, X.; Wang, M.; Yang, Z.; Yue, Q., The impact of pH on floc structure characteristic of polyferric chloride in a low DOC and high alkalinity surface water treatment. Water Research 2011, 45, (18), 6181-6188. (Impact Factor: 6.942)

 

Patents
1. Bao, N.; Ma, Z.; Liu, X.; Meng, F.; Liu, F.; Wei, Z., 3D TiO2 Fiber Non-woven Fabrics. Patent No. ZL 200720022041.6 (Approved Date: 2008.05.21, China)
2. Bao, N.; Ma, Z.; Meng, F.; Liu, X.; Liu, F.; Wei, Z., A Photocatalytic Water Treatment Equipment Filled with 3D TiO2 Fibers. Patent No. ZL 200720021917.5 (Approved Date: 2008.05.07, China)

 

Conference Presentations
1. Liu, X.; Qi, S.; Li, Y.; Cao, B.; Yang, L.; Tang, C. Y., "Synthesis and characterization of novel anti-biofouling silver nanocomposite forward osmosis membranes", presented in: 1st International Conference on Desalination Using Membrane Technology, April 8-10, 2013, Sitges, Barcelona, Spain.
2. Liu, X.; Foo, L. X.; Qi, S.; Li, Y.; Lee, J. Y.; Cao, B.; Tang, C. Y., "Synthesis and characterization of novel anti-bacterial silver nanocomposite membranes with versatile environmental applications", presented in: The 23rd Annual Meeting of the North American Membrane Society (NAMS 2013), June 8-12, 2013, Boise, Idaho, USA.
3. Liu, X.; Yang, P.; Gallagher, M.; Fairbrother, D. H.; Chen, K. L., “Antimicrobial properties of low-pressure graphene oxide nanocomposite membranes for water purification”, presented in: The 24nd Annual Meeting of the North American Membrane Society (NAMS 2014), May 31-June 4, 2014, Houston, Texas, USA.
4. Liu, X.; Jin, X.; Cao, B.; Tang, C. Y., "Bactericidal activity of silver nanoparticles in environmentally relevant freshwater matrices: Influences of organic matter and chelating agent”, presented in: 247th National Spring Meeting of the American-Chemical-Society (ACS), March 16-20, 2014, Dallas, Texas, USA.

 

Awards
2010          National Research Foundation (Environmental & Water Technologies) PhD Scholarship, Environment & Water Industry Programme Office, Singapore
2009          NEWRI Environmental Master of Science Programme (NEMS) Scholarship, Nanyang Environment and Water Research Institute, Singapore
2008          National Scholarship of P. R. China, Ministry of Education, P. R. China

 

Research Projects
2014-2017   Project Title: Improved Recovery and Energy Efficient Reverse Osmosis Process
Grant Type: Environment and Water Industry Programme (EWI), Singapore
Grant Approved: 2.2 million SGD
Role in The Project: Team Leader

Research Interests
• Membrane separation processes for desalination and water reuse
• Membrane fouling and characterization
• Energy related membrane processes
• Applications of nanomaterials in membrane fabrication

Publications (Total Citations on Web of Science/Scopes/Google Scholar: 344/392/465; h-index on Web of Science/Scopes/Google Scholar: 8/10/10)
1. Trinh, T. A.; Li, W.; Han, Q.; Liu, X.; Fane, A. G.; Chew, J. W., Analyzing external and internal membrane fouling by oil emulsions via 3D optical coherence tomography. Journal of Membrane Science 2018, 548, 632-640. (Impact Factor: 6.035)
2. Wu, B.; Christen, T.; Tan, H. S.; Hochstrasser, F.; Suwarno, S. R.; Liu, X.; Chong, T. H.; Burkhardt, M.; Pronk, W.; Fane, A. G., Improved performance of gravity-driven membrane filtration for seawater pretreatment: Implications of membrane module configuration. Water Research 2017, 114, 59-68. (Impact Factor: 6.942)
3. Han, Q.; Li, W.; Trinh, T. A.; Liu, X.; Chew J. W., A network-based approach to interpreting pore blockage and cake filtration during membrane fouling. Journal of Membrane Science 2017, 528, 112-125. (Impact Factor: 6.035)
4. Liu, X.; Li, W.; Chong, T. H.; Fane, A. G., Effects of spacer orientations on the cake formation during membrane fouling: Quantitative analysis based on 3D OCT imaging. Water Research 2017, 110, 1-14. (Impact Factor: 6.942)
5. Li, W.; Liu, X.; Wang, Y.-N.; Chong, T. H.; Tang, C. Y.; Fane, A. G., Analyzing the evolution of membrane fouling via a novel method based on 3D optical coherence tomography imaging. Environmental Science & Technology 2016, 50, (13), 6930-6939. (Impact Factor: 6.198)
6. Mukherjee, M.; Menon, N. V.; Liu, X.; Kang, Y.; Cao, B., Confocal laser scanning microscopy-Compatible microfluidic membrane flow cell as a nondestructive tool for studying biofouling dynamics on forward osmosis membranes. Environmental Science & Technology Letters 2016, 3, (8), 303-309. (Impact Factor: 5.308)
7. Liu, X.; Foo, L. X.; Li, Y.; Lee, J. Y.; Cao, B.; Tang, C. Y., Fabrication and characterization of nanocomposite pressure retarded osmosis (PRO) membranes with excellent anti-biofouling property and enhanced water permeability. Desalination 2016, 389, 137-148. (Impact Factor: 5.527)
8. Liu, X.; Jin, X.; Cao, B.; Tang, C. Y., Bactericidal activity of silver nanoparticles in environmentally relevant freshwater matrices: Influences of organic matter and chelating agent. Journal of Environmental Chemical Engineering 2014, 2, (1), 525-531. (Impact Factor: 3.833)
9. Lee, J.-Y.; Qi, S.; Liu, X.; Li, Y.; Huo, F.; Tang, C. Y., Synthesis and characterization of silica gel–polyacrylonitrile mixed matrix forward osmosis membranes based on layer-by-layer assembly. Separation and Purification Technology 2014, 124, 207-216. (Impact Factor: 3.359)
10. Nikkola, J.; Liu, X.; Li, Y.; Raulio, M.; Alakomi, H. L.; Wei, J.; Tang, C. Y., Surface modification of thin film composite RO membrane for enhanced anti-biofouling performance. Journal of Membrane Science 2013, 444, 192-200. (Impact Factor: 6.035)
11. Loo, S.-L.; Fane, A. G.; Lim, T.-T.; Krantz, W. B.; Liang, Y.-N.; Liu, X.; Hu, X., Superabsorbent cryogels decorated with silver nanoparticles as a novel water technology for point-of-use disinfection. Environmental Science & Technology 2013, 47, (16), 9363-9371. (Impact Factor: 6.198) “Best Technology Paper 2013” by Environmental Science & Technology
12. Ng, C. K.; Sivakumar, K.; Liu, X.; Madhaiyan, M.; Ji, L.; Yang, L.; Tang, C.; Song, H.; Kjelleberg, S.; Cao, B., Influence of outer membrane c-type cytochromes on particle size and activity of extracellular nanoparticles produced by Shewanella oneidensis. Biotechnology and Bioengineering 2013, 110, (7), 1831-1837. (Impact Factor: 4.481)
13. Liu, X.; Qi, S.; Li, Y.; Yang, L.; Cao, B.; Tang, C. Y., Synthesis and characterization of novel antibacterial silver nanocomposite nanofiltration and forward osmosis membranes based on layer-by-layer assembly. Water Research 2013, 47, (9), 3081-3092. (Impact Factor: 6.942)
14. Wei, J.; Liu, X.; Qiu, C.; Wang, R.; Tang, C. Y., Influence of monomer concentrations on the performance of polyamide-based thin film composite forward osmosis membranes. Journal of Membrane Science 2011, 381, (1–2), 110-117. (Impact Factor: 6.035)
15. Cao, B.; Gao, B.; Liu, X.; Wang, M.; Yang, Z.; Yue, Q., The impact of pH on floc structure characteristic of polyferric chloride in a low DOC and high alkalinity surface water treatment. Water Research 2011, 45, (18), 6181-6188. (Impact Factor: 6.942)

 

Patents
1. Bao, N.; Ma, Z.; Liu, X.; Meng, F.; Liu, F.; Wei, Z., 3D TiO2 Fiber Non-woven Fabrics. Patent No. ZL 200720022041.6 (Approved Date: 2008.05.21, China)
2. Bao, N.; Ma, Z.; Meng, F.; Liu, X.; Liu, F.; Wei, Z., A Photocatalytic Water Treatment Equipment Filled with 3D TiO2 Fibers. Patent No. ZL 200720021917.5 (Approved Date: 2008.05.07, China)

 

Conference Presentations
1. Liu, X.; Qi, S.; Li, Y.; Cao, B.; Yang, L.; Tang, C. Y., "Synthesis and characterization of novel anti-biofouling silver nanocomposite forward osmosis membranes", presented in: 1st International Conference on Desalination Using Membrane Technology, April 8-10, 2013, Sitges, Barcelona, Spain.
2. Liu, X.; Foo, L. X.; Qi, S.; Li, Y.; Lee, J. Y.; Cao, B.; Tang, C. Y., "Synthesis and characterization of novel anti-bacterial silver nanocomposite membranes with versatile environmental applications", presented in: The 23rd Annual Meeting of the North American Membrane Society (NAMS 2013), June 8-12, 2013, Boise, Idaho, USA.
3. Liu, X.; Yang, P.; Gallagher, M.; Fairbrother, D. H.; Chen, K. L., “Antimicrobial properties of low-pressure graphene oxide nanocomposite membranes for water purification”, presented in: The 24nd Annual Meeting of the North American Membrane Society (NAMS 2014), May 31-June 4, 2014, Houston, Texas, USA.
4. Liu, X.; Jin, X.; Cao, B.; Tang, C. Y., "Bactericidal activity of silver nanoparticles in environmentally relevant freshwater matrices: Influences of organic matter and chelating agent”, presented in: 247th National Spring Meeting of the American-Chemical-Society (ACS), March 16-20, 2014, Dallas, Texas, USA.