Dr. Kang Xiao, Professor, College of Resources and Environment, UCAS

Telephone: +86-10-69672959
Address: 19A Yuquan Road, Beijing 100049, China

Dr. Xiao has been engaged in research in the field of water/wastewater treatment for a long time, including membrane separation technology and principles, wastewater treatment and reclamation processes, mathematical models for pollution and mass transfer, and spectral fingerprinting analysis of organic matter. He is currently a member of the International Water Association, a member of the Youth Innovation Promotion Association of the Chinese Academy of Sciences, and a young backbone of the Center for Excellence in Tibetan Plateau Earth Sciences of the Chinese Academy of Sciences. He is serving as an editor for the journals of Frontiers of Environmental Science & Engineering, Membranes, and Frontiers in Environmental Chemistry. He has published more than 120 papers, with more than 5,400 Google Scholar citations and an H-index of 38. He has won the Second Award for National Science and Technology Progress (2017), First Award for Ministry of Education Science and Technology (2017), ES&T's Best Technology Paper (2010), IWA-RMTC's Best Conference Poster Award (2016), and FESE's Outstanding Editor (2020).

Research Areas

Membrane technology for water and wastewater treatment; Membrane bioreactor (MBR); Membrane fouling;

Micro-organic pollutants in wastewater reclamation;

Smart techniques for organic matter characterization in water and wastewater treatment systems


2006-2012   Tsinghua University, Environmental Science and Engineering (PhD)

2008-2009   University of New South Wales (UNSW), Civil and Environmental Engineering (CSC exchange PhD)

2002-2006   Tsinghua University, Water Supply and Drainage (BSc)


Work Experience

2015-Present   University of Chinese Academy of Sciences (UCAS) (Associate Professor)

2014-2015   University of Chinese Academy of Sciences (UCAS) (Assistant Professor)

2012-2014   Tsinghua University (Research Assistant)

Teaching Experience

Statistical Methods for Environmental Data Analysis

Introduction to Environmental Data Analysis

Environmental Computational Toxicology

Environmental Pollution Control Chemistry

Academic Activities

Member of Youth Innovation Promotion Association, Chinese Academy of Sciences (CAS)

Member of IWA Young Water Professionals China Chapter

Editor of Frontiers of Environmental Science & Engineering (SCIE, IF 6.048)

Editor of Membranes (SCIE, IF 4.562)

Honors & Distinctions

2021 - Outstanding Reviewer for China Stem Journal Excellence Action Plan

2020 - FESE's Outstanding Editor

2020 - ESWRT's Outstanding Reviewer

2017 - Second Prize for the National Science & Technology Progress

2017 - First Prize for Science & Technology Progress of the Ministry of Education

2016 - IWA-RMTC's Best Poster Award

2009 - ​ES&T's Best Technology Paper



  1. Yang Y, Qin Y, Qin J, Zhou X, Xv P, Tan J*, Xiao K*. Facile differentiation of four sources of water-soluble organic carbon in atmospheric particulates using multiple fluorescence spectral fingerprints. Environ. Sci. Technol. Lett. 2022, 9(5): 359-365

  2. Gao T, Xiao K*, Zhang J, Xue W, Wei C, Zhang X, Liang S, Wang X, Huang X. Techno-economic characteristics of wastewater treatment plants retrofitted from the conventional activated sludge process to the membrane bioreactor process. Front. Environ. Sci. Eng. 2022, 16(4): 49

  3. Xu H#, Xu Y#, Xiao K*, Gao T, Liu Z, Xue W, Wei C-H*, Huang X. Interplay of organic components in membrane fouling evolution: Statistical evidence from multiple spectroscopic analyses. J. Membr. Sci. 2022, 661: 120913

  4. Chen C, Sun M, Chang J, Liu Z, Zhu X, Xiao K*, Song G, Wang H, Liu G, Huang X*. Unravelling temperature-dependent fouling mechanism in a pilot-scale anaerobic membrane bioreactor via statistical modelling. J. Membr. Sci. 2022, 644: 120145

  5. Wang S, Li Y, Xiao K*, Huang X*. Fluorescence excitation-emission matrix as a novel indicator of assimilable organic carbon in wastewater: Implication from a coal chemical wastewater study. Sci. Tot. Environ. 2022, 804: 150144

  6. Li Y, Wang H, Xu C, Sun S-H, Xiao K*, Huang X*. Two strategies of stubborn biofouling strains surviving from NaClO membrane cleaning: EPS shielding and/or quorum sensing. Sci. Tot. Environ. 2022, 838: 156421

  7. Xu YR, Han BJ, Xiao K*, Yu JL, Zheng JZ, Liang S, Wang XM, Xu GR, Huang X. Revisiting the surface energy parameters of standard test liquids with a corrected contact angle method over rough surfaces. Langmuir 2022, 38: 10760-10767

  8. Ouyang RL, Huang B, Wei CH*, Rong HW, Yu HR, Qu FS, Xiao K*, Huang X. Cake layer fouling potential characterization for wastewater reverse osmosis via gradient filtration. Membranes 2022, 12: 810

  9. Qin Y, Qin J, Zhou X, Yang Y, Chen R, Tan J*, Xiao K*, Wang X. Effects of pH on light absorption properties of water-soluble organic compounds in particulate matter emitted from typical emission sources. J. Hazard. Mater. 2022, 424(C): 127688

  10. Qin J, Tan J*, Zhou X, Yang Y, Qin Y, Wang X, Shi S, Xiao K*, Wang X. Particle-size-dependent fluorescence properties of water-soluble organic compounds (WSOCs) and their atmospheric implications for the aging of WSOCs. Atmos. Chem. Phys. 2022, 22: 465-479

  11. Qin YY, Xiao K, Zhang ZY, Zhou XM, Yang YR, Tan JH*, Qin JJ, Chen RZ, Gao JS. pH-dependent spectra of particulate water-soluble organic carbon (WSOC) from typical emission sources using EEM-PARAFAC and 2D-COS. Atmos. Environ. 2022, 287: 119262

  12. He Y, Xue W*, Xiao K, Zhang C, Zhang X, Hu Y. Prediction and optimization of the performance in an osmotic microbial fuel cell for water purification and bioelectricity production using a developed process model. J. Clean. Prod. 2022, 372: 133747

  13. ​Qin YY, Qin JJ, Wang XB, Xiao K, Qi T, Gao YW, Zhou XM, Shi SX, Li JN, Gao JS, Zhang ZY, Tan JH, Zhang Y, Chen RZ. Investigation of pH- and particle-size-dependent chemical and optical properties of water-soluble organic carbon: implications for its sources and aging processes. Atmos. Chem. Phys. 2022, 22: 13845-13859

  14. Xing X, Zhao Y, Xu C, He Y, Yang C, Xiao K, Zheng J*, Deng B. Omniphobic polyvinylidene fluoride membrane decorated with a ZnO nano sea urchin structure: Performance against surfactant-wetting in membrane distillation. Ind. Eng. Chem. Res. 2022, 61(5): 2237-2244

  15. Yan Y, Zhao TY, Huang W, Fang DQ, Zhang X, Zhang LJ, Huo P, Xiao K, Zhang YX, Zhang Y. The complexation between transition metals and water-soluble organic compounds (WSOC) and its effect on reactive oxygen species (ROS) formation. Atmos. Environ. 2022, 287: 119247

  16. Zhang J, Xiao K, Liang S, Huang X*. Membrane technologies for municipal wastewater treatment and reclamation in China: application and challenges. Environ. Eng. 2022, 40(3): 1-6+153 (in Chinese)

  17. Li Y, Wang H, Wang S, Xiao K*, Huang X*. Enzymatic cleaning mitigates polysaccharide-induced refouling of RO membrane: evidences from foulant layer structure and microbial dynamics. Environ. Sci. Technol. 2021, 55, 8: 5453-5462

  18. Chen C, Sun M, Liu Z, Zhang J, Xiao K*, Zhang X, Song G, Chang J, Liu G, Wang H, Huang X*. Robustness of granular activated carbon-synergized anaerobic membrane bioreactor for pilot-scale application over a wide seasonal temperature change. Water Res. 2021, 189: 116552

  19. Yu J, Xiao K*, Xu H, Qi T, Li Y, Tan J, Wen X, Huang X. Spectroscopic sensing of membrane fouling potential in a long-term running anaerobic membrane bioreactor. Chem. Eng. J. 2021, 426: 130799

  20. Li Y, Xiao K*, Du J, Han B, Liu Q, Niu H, Ren W, Tan J, Wang Y. Spectroscopic fingerprints to track the fate of aquatic organic matter along an alpine headstream on the Tibetan Plateau. Sci. Tot. Environ. 2021, 792: 148376

  21. Qin Y, Yang Y, Qin J, Zhang L, Guo S, Zhou X, Chen R, Tan J*, Xiao K*, Wang X. pH-responsive fluorescence EEM to titrate the interaction between fluorophores and acid/base groups in water-soluble organic compounds of PM2.5. Environ. Sci. Technol. Lett. 2021, 8: 115-120

  22. Wang X, Qin Y, Qin J, Yang Y, Qi T, Chen R, Tan J*, Xiao K*. The interaction laws of atmospheric heavy metal ions and water-soluble organic compounds in PM2.5 based on the excitation-emission matrix fluorescence spectroscopy. J. Hazard. Mater. 2021, 402: 123497

  23. Zhang J, Xiao K*, Liu Z, Gao T, Liang S, Huang X*. Large-scale membrane bioreactors for industrial wastewater treatment in China: technical and economic features, driving forces, and perspectives. Eng. 2021, 7: 868-880

  24. Gao T, Xiao K*, Zhang J, Zhang X, Wang X, Liang S, Sun J, Meng F, Huang X. Cost-benefit analysis and technical efficiency evaluation of full-scale membrane bioreactors for wastewater treatment using economic approaches. J. Clean. Prod. 2021, 301: 126984

  25. Udomkittayachai N, Xue W*, Xiao K, Visvanathan C, Tabucanon AS. Electroconductive moving bed membrane bioreactor (EcMB-MBR) for single-step decentralized wastewater treatment: Performance, mechanisms, and cost. Water Res. 2021, 188: 116547

  26. Du Y, Chen F, Xiao K, Song C, He H, Zhang Q, Zhou Y, Jang K-S, Zhang Y, Xing P, Liu Z, Zhang Y, Lu Y. Water residence time and temperature drive the dynamics of dissolved organic matter in alpine lakes in the Tibetan Plateau. Global Biogeochem. Cycles 2021, 35(11): e2020GB006908

  27. Wang X, Qin Y, Qin J, Long X, Qi T, Chen R, Xiao K, Tan J. Spectroscopic insight into the pH-dependent interactions between atmospheric heavy metals (Cu and Zn) and water-soluble organic compounds in PM2.5. Sci. Tot. Environ. 2021, 767: 145261

  28. Du Y, Lu Y, Roebuck Jr. JA, Liu D, Chen F, Zeng Q, Xiao K, He H, Liu Z, Zhang Y, Jaffé R. Direct versus indirect effects of human activities on dissolved organic matter in highly impacted lakes. Sci. Tot. Environ. 2021, 752: 141839

  29. Gao T, Peng W, Han B, Guan J, Yu J, Xiao K, Wang X. Study on the influence of water qualities and population preferences of the taste of packaged drinking water. Water Wastewater Eng. 2021, 47(4): 6-13 (in Chinese)

  30. Xiao K, Yu J, Wang S, et al. Relationship between fluorescence excitation-emission matrix properties and the relative degree of DOM hydrophobicity in wastewater treatment effluents. Chemosphere 2020, 254: 126830

  31. Xu H, Xiao K*, Wang X, et al. Outlining the roles of membrane-foulant and foulant-foulant interactions in organic fouling during microfiltration and ultrafiltration: A mini-review. Front. Chem. 2020, 8: 417

  32. Xu H, Xiao K*, Yu J, et al. A simple method to identify the dominant fouling mechanisms during membrane filtration based on piecewise multiple linear regression. Membranes 2020, 10: 171

  33. Guo Y, Li T, Xiao K*, et al. Key foulants and their interactive effect in organic fouling of nanofiltration membranes. J. Membr. Sci. 2020, 610: 118252

  34. Zhang J, Xiao K*, Huang X*. Full-scale MBR applications for leachate treatment in China: practical, technical, and economic features. J. Hazard. Mater. 2020, 389: 122138

  35. Lin W, Li M, Xiao K*, Huang X*. The role shifting of organic, inorganic and biological foulants along different positions of a two-stage nanofiltration process. J. Membr. Sci. 2020, 602: 117979

  36. Yu J, Xiao K*, Xue W, et al. Excitation-emission matrix (EEM) fluorescence spectroscopy for characterization of organic matter in membrane bioreactors: principles, methods and applications. Front. Environ. Sci. Eng. 2020, 14: 31

  37. Wang H, Liu Z, Luo S, Khan R, Dai P, Liang P, Zhang X, Xiao K*, Huang X*. Membrane autopsy deciphering keystone microorganisms stubborn against online NaOCl cleaning in a full-scale MBR. Water Res. 2020, 171: 115390

  38. Liu Z, Yu J, Xiao K*, et al. Quantitative relationships for the impact of gas sparging conditions on membrane fouling in anaerobic membrane bioreactor. J. Clean. Prod. 2020, 276: 123139

  39. Li Y, Li M, Xiao K*, Huang X*. Reverse osmosis membrane autopsy in coal chemical wastewater treatment: evidences of spatially heterogeneous fouling and organic-inorganic synergistic effect. J. Clean. Prod. 2020, 246: 118964

  40. Yang Y, Qin J, Qi T, Zhou X, Chen R, Tan J*, Xiao K*, Ji D, He K, Chen X. Fluorescence characteristics of particulate water-soluble organic compounds emitted from coal-fired boilers. Atmos. Environ. 2020, 223: 117297

  41. Khan R, Wang H, Li Y, Yu S, Khan MK, Xiao K*, Huang X*. Surface grafting of reverse osmosis membrane with chlorhexidine using biopolymer alginate dialdehyde as a facile green platform for in-situ biofouling control. ACS Appl. Mater. Interface. 2020, 12: 37515-37526

  42. Khan R, Khan MK, Wang H, Xiao K*, Huang X*. Grafting D-amino acid onto MF polyamide nylon membrane for biofouling control using biopolymer alginate dialdehyde as a versatile platform. Sep. Purif. Technol. 2020, 231: 115891

  43. Huang B, Gu H, Xiao K, et al. Fouling mechanisms analysis via combined fouling models for surface water ultrafiltration process. Membranes 2020, 10: 149

  44. Ma Z, Liang S, Xiao K, et al. Superhydrophilic polyvinylidene fluoride membrane with hierarchical surface structures fabricated via nanoimprint and nanoparticle grafting. J. Membr. Sci. 2020, 612: 118332

  45. Wang S, Mu C, Xiao K, Zhu X, Huang X. Surface charge regulation of reverse osmosis membrane for anti-silica and organic fouling. Sci. Tot. Environ. 2020, 715: 137013

  46. Li M, Zuo K, Liang S, Xiao K, et al. Electrically tuning ultrafiltration behavior for efficient water purification. Environ. Sci. Technol. 2020, 54: 11536-11545

  47. Ma Z, Liang S, Zhang S, Xiao K, et al. Surface functionalization via synergistic grafting of surface-modified silica nanoparticles and layered double hydroxide nanosheets for fabrication of superhydrophilic but relatively oleophobic antifouling membranes. Sep. Purif. Technol. 2020, 247: 116955

  48. Qin Y, Xiao K, Yang Y, et al. Research on respond of water-soluble organic compounds in atmospheric particulate to pH based on three dimensional excitation-emission matrix. Spectrosc. Spect. Anal. 2020, 40: 1668-1673 (in Chinese)

  49. Huang B, Wei C, Qu F, Xiao K, Huang X. A review on feedwater fouling index for reverse osmosis process. Membr. Sci. Technol. 2020, 40(2): 146-155 (in Chinese)

  50. Xiao K, Han B, Sun J, et al. Stokes shift and specific fluorescence as potential indicators of organic matter hydrophobicity and molecular weight in membrane bioreactors. Environ. Sci. Technol. 2019, 53: 8985-8993

  51. Xiao K, Liang S, Wang X, et al. Current state and challenges of full-scale membrane bioreactor applications: A critical review. Bioresour. Technol. 2019, 271: 473-481

  52. Xiao K, Mo Y, Sun J, et al. An extended standard blocking filtration law for exploring membrane pore internal fouling due to rate-determining adsorption. Sep. Purif. Technol. 2019, 212: 974-979

  53. Han B, Wang X, Zheng J, Liang S, Xiao K*, et al. Determination of surface energy parameters of hydrophilic porous membranes via a corrected contact angle approach. Langmuir 2019, 35: 15009-15016

  54. Mu S, Wang S, Liang S, Xiao K*, et al. Effect of the relative degree of foulant “hydrophobicity” on membrane fouling. J. Membr. Sci. 2019, 570-571: 1-8

  55. Lin W, Li M, Wang Y, Wang X, Xue K, Xiao K*, Huang X*. Quantifying the dynamic evolution of organic, inorganic and biological synergistic fouling during nanofiltration using statistical approaches. Environ. Int. 2019, 133: 105201

  56. Wang S, Xiao K*, Huang X*. Characterizing the roles of organic and inorganic foulants in RO membrane fouling development: the case of coal chemical wastewater treatment. Sep. Purif. Technol. 2019, 210: 1008-1016

  57. Han B, Liang S, Wang B, Zheng J, Xie X, Xiao K*, et al. Simultaneous determination of surface energy and roughness of dense membranes by a modified contact angle method. Colloid. Surface. A 2019, 562: 370-376

  58. Liu Y, Xiao K, Zhang A, et al. Exploring the interactions of organic micropollutants with polyamide nanofiltration membranes: a molecular docking study. J. Membr. Sci. 2019, 577: 285-293

  59. Li M, Xiao K, Huang X*. Tracking the dynamic evolution of NF membrane fouling through clustering analysis based on ATR-FTIR spectra. Spectrosc. Spect. Anal. 2019, 39: 421-427 (in Chinese)

  60. Chen G, Ma Z, Xiao K, et al. Hierarchically textured superhydrophilic polyvinylidene fluoride membrane via nanocasting and post-fabrication grafting of surface-tailored silica nanoparticles. Environ. Sci. Nano 2019, 6: 3579-3589

  61. Ma Z, Zhang S, Chen G, Xiao K, et al. Superhydrophilic and oleophobic membrane functionalized with heterogeneously tailored two-dimensional layered double hydroxide nanosheets for antifouling. J. Membr. Sci. 2019, 577: 165-175

  62. Liang S, Li M, Cao J, Zuo K, Bian Y, Xiao K, Huang X. Integrated ultrafiltration–capacitive-deionization (UCDI) for enhanced antifouling performance and synchronous removal of organic matter and salts. Sep. Purif. Technol. 2019, 226: 146-153

  63. Xiao K, Shen Y, Liang S, et al. Characteristic regions of the fluorescence excitation-emission matrix (EEM) to identify hydrophobic/hydrophilic contents of organic matter in membrane bioreactors. Environ. Sci. Technol. 2018, 52: 11251-11258

  64. Xiao K, Shen Y, Sun J, et al. Correlating fluorescence spectral properties with DOM molecular weight and size distribution in wastewater treatment systems. Environ. Sci. Water Res. Technol. 2018, 4: 1933-1943

  65. Xiao K, Liang S, Xiao A, et al. Fluorescence quotient of excitation–emission matrices as a potential indicator of organic matter behavior in membrane bioreactors. Environ. Sci. Water Res. Technol. 2018, 4: 281-290

  66. Fan H, Xiao K*, Mu S, et al. Impact of membrane pore morphology on multi-cycle fouling and cleaning of hydrophobic and hydrophilic membranes during MBR operation. J. Membr. Sci. 2018, 556: 312-320

  67. Mu S, Xiao K*, Fan H, et al. Non-uniform distribution of adsorptive fouling along hollow fiber membrane: characterization and quantification. Sep. Purif. Technol. 2018, 205: 159-168

  68. Xue W, Xiao K*, Liang P, et al. Roles of membrane and organic fouling layers on the removal of endocrine disrupting chemicals in microfiltration. J. Environ. Sci. 2018, 72: 176-184

  69. Qin J, Zhang L, Zhou X, Duan J, Mu S, Xiao K*, Hu J, Tan J*. Fluorescence fingerprinting properties for exploring water-soluble organic compounds in PM2.5 in an industrial city of northwest China. Atmos. Environ. 2018, 184: 203-211

  70. Mu S, Liu C, Wang S, Fan HJ, Han BJ, Xiao K*. Spectroscopic characteristics of hydrophilic/hydrophobic fractions of natural organic matters at various critical retention factors. Spectrosc. Spect. Anal. 2018, 38: 2221-2226 (in Chinese)

  71. Mu S, Fan H, Han B, Xiao K*, Liu C, Huang X. Review of membrane fouling stages and mathematical models for hollow fiber membrane. Membr. Sci. Technol. 2018, 38(1): 114-121 (in Chinese)

  72. Wang Z, Xiao K, Wang X. Role of coexistence of negative and positive membrane surface charges in electrostatic effect for salt rejection by nanofiltration. Desalination 2018, 444: 75-83

  73. Liang S, Xiao K, Zhang S, et al. A facile approach to fabrication of superhydrophilic ultrafiltration membranes with surface-tailored nanoparticles. Sep.Purif. Technol. 2018, 203: 251-259

  74. Zhao F, Ma Z, Xiao K, et al. Hierarchically textured superhydrophobic polyvinylidene fluoride membrane fabricated via nanocasting for enhanced membrane distillation performance. Desalination 2018, 443: 228-236

  75. Wu Q, Yan X, Xiao K, et al. Optimization of membrane unit location in a full-scale membrane bioreactor using computational fluid dynamics. Bioresour. Technol. 2018, 249: 402-409

  76. Zuo K, Chen M, Liu F, Xiao K, et al. Coupling microfiltration membrane with biocathode microbial desalination cell enhances advanced purification and long-term stability for treatment of domestic wastewater. J. Membr. Sci. 2018, 547: 34-42

  77. Chen X, Wang Z, Liu D, Xiao K, et al. Role of adsorption in combined membrane fouling by biopolymers coexisting with inorganic particles. Chemosphere 2018, 191: 226-234

  78. Xu Y, Zhu N, Sun J, Liang P, Xiao K*, Huang X*. Evaluating oxygen mass transfer parameters for large-scale engineering application of membrane bioreactors. Process Biochem. 2017, 60: 13-18

  79. Xiao K, Hu J, Cui Y. Immobilization and remediation of the heavy metal contaminated soils via the composite agents. J. Safe. Environ. 2017, 17(2): 660-664 (in Chinese)

  80. Gao X, Liang S, Cao J, Xiao K, Huang X. Advances of membrane modification using graphene-based materials for wastewater treatment. Environ. Sci. Technol. 2017, 40(10): 82-88 (in Chinese)

  81. Xiao K, Sun J, Shen Y, et al. Fluorescent properties of dissolved organic matter as a function of hydrophobicity and molecular weight: case studies from two membrane bioreactors and an oxidation ditch. RSC Adv. 2016, 6: 24050-24059

  82. Sun J, Liang P, Yan X, Zuo K, Xiao K*, et al. Reducing aeration energy consumption in a large-scale membrane bioreactor: process simulation and engineering application. Water Res. 2016, 93: 205-213

  83. Liang S, Gao P, Gao X, Xiao K, et al. Improved blending strategy for membrane modification by virtue of surface segregation using surface-tailored amphiphilic nanoparticles. Front. Environ. Sci. Eng. 2016, 10: 9

  84. Yan X, Wu Q, Sun J, Liang P, Zhang X, Xiao K, Huang X. Hydrodynamic optimization of membrane bioreactor by horizontal geometry modification using computational fluid dynamics. Bioresour. Technol. 2016, 200: 328-334

  85. Mo Y, Xiao K*, Liang P, et al. Effect of nanofiltration membrane surface fouling on organic micro-pollutants rejection: the roles of aqueous transport and solid transport. Desalination 2015, 367: 103-111

  86. Zhang J, Satti A, Chen X, Xiao K*, et al. Low-voltage electric field applied into MBR for fouling suppression: performance and mechanisms. Chem. Eng. J. 2015, 273: 223-230

  87. Sun J, Xiao K, Yan X, et al. Membrane bioreactor vs. oxidation ditch: full-scale long-term performance related with mixed liquor seasonal characteristics. Process Biochem. 2015, 50: 2224-2233

  88. Yan X, Xiao K, Liang S, et al. Hydraulic optimization of membrane bioreactor via baffle modification using computational fluid dynamics. Bioresour. Technol. 2015, 175: 633-637

  89. Xiao K, Xu Y, Liang S, et al. Engineering application of membrane bioreactor for wastewater treatment in China: current state and future prospect. Front. Environ. Sci. Eng. 2014, 8: 805-819

  90. Xiao K, Shen Y, Liang S, et al. A systematic analysis of fouling evolution and irreversibility behaviors of MBR supernatant hydrophilic/hydrophobic fractions during microfiltration. J. Membr. Sci. 2014, 467: 206-216

  91. Xiao K, Sun J, Mo Y, et al. Effect of membrane pore morphology on microfiltration organic fouling: PTFE/PVDF blend membranes compared with PVDF membranes. Desalination 2014, 343: 217-225

  92. Zhang J, Xiao K, Liang P, et al. Electrically released iron for fouling control in membrane bioreactors: a double-edged sword? Desalination 2014, 347: 10-14

  93. Liang S, Xiao K, Wu J, et al. Mechanism of membrane filterability amelioration via tuning mixed liquor property by pre-ozonation. J. Membr. Sci. 2014, 454: 111-118

  94. Sun J, Xiao K, Mo Y, et al. Seasonal characteristics of supernatant organics and its effect on membrane fouling in a full-scale membrane bioreactor. J. Membr. Sci. 2014, 453: 168-174

  95. Liang S, Qi G, Xiao K, et al. Organic fouling behavior of superhydrophilic polyvinylidene fluoride (PVDF) ultrafiltration membranes functionalized with surface-tailored nanoparticles: implications for organic fouling in membrane bioreactors. J. Membr. Sci. 2014, 463: 94-101

  96. Zhang J, Xiao K, Xue T, et al. Impact of soluble microbial products on phosphorus removal of activated sludge in membrane bioreactor. Environ. Chem. 2014, 33(5): 765-769 (in Chinese)

  97. Xiao K, Shen Y, Huang X. An analytical model for membrane fouling evolution associated with gel layer growth during constant pressure stirred dead-end filtration. J. Membr. Sci. 2013, 427: 139-149

  98. Shen Y, Xiao K, Liang P, et al. Improvement on the modified Lowry method against interference of divalent cations in soluble protein measurement. Appl. Microbiol. Biotechnol. 2013, 97: 4167-4178

  99. Shen Y, Xiao K, Liang P, et al. Characterization of soluble microbial products in 10 large-scale membrane bioreactors for municipal wastewater treatment in China. J. Membr. Sci. 2012, 415-416: 336-345

  100. Liang S, Xiao K, Mo Y, et al. A novel ZnO nanoparticle blended polyvinylidene fluoride membrane for anti-irreversible fouling. J. Membr. Sci. 2012, 394-395: 184-192

  101. Luo X, Cao X, Mo Y, Xiao K, et al. Power generation by coupling reverse electrodialysis and ammonium bicarbonate: implication for recovery of waste heat. Electrochem. Commun. 2012, 19: 25-28

  102. Xiao K, Wang X, Huang X, et al. Combined effect of membrane and foulant hydrophobicity and surface charge on adsorptive fouling during microfiltration. J. Membr. Sci. 2011, 373: 140-151

  103. Mo Y, Xiao K, Shen Y, et al. A new perspective on the effect of complexation between calcium and alginate on fouling during nanofiltration. Sep. Purif. Technol. 2011, 82: 121-127

  104. Huang X*, Xiao K, Shen Y. Recent advances in membrane bioreactor technology for wastewater treatment in China. Front. Environ. Sci. Eng. China 2010, 4: 245-271

  105. Xue W, Wu C, Xiao K, et al. Elimination and fate of selected micro-organic pollutants in a full-scale anaerobic/anoxic/aerobic process combined with membrane bioreactor for municipal wastewater reclamation. Water Res. 2010, 44: 5999-6010

  106. Zhao W, Shen Y, Xiao K, et al. Fouling characteristics in a membrane bioreactor coupled with anaerobic-anoxic-oxic process for coke wastewater treatment. Bioresour. Technol. 2010, 101: 3876-3883

  107. Shen Y, Zhao W, Xiao K, et al. A systematic insight into fouling propensity of soluble microbial products in membrane bioreactors based on hydrophobic interaction and size exclusion. J. Membr. Sci. 2010, 346: 187-193

  108. Xiao K, Wang X, Huang X, et al. Analysis of polysaccharide, protein and humic acid retention by microfiltration membranes using Thomas’ dynamic adsorption model. J. Membr. Sci. 2009, 342: 22-34

  109. Cao X, Huang X*, Liang P, Xiao K, et al. A new method for water desalination using microbial desalination cells. Environ. Sci. Technol. 2009, 43: 7148-715

  110. Zhang Z, Huang X*, Yang H, Xiao K, et al. Study on P forms in extracellular polymeric substances in enhanced biological phosphorus removal sludge by 31P-NMR spectroscopy. Spectrosc. Spect. Anal. 2009, 29(2): 536-539 (in Chinese)

  111. Zhang Z, Huang X*, Xiao K, et al. Enhanced phosphorus removal in biological nitrogen and phosphorus removal process using membrane bioreactor. J. Tsinghua Univ. Sci. Technol. 2008, 48(9): 1472-1474+1478 (in Chinese)


Huang X, Yu K, Xiao K, et al. Technical Specification for Design of Membrane Bioreactor Process for Municipal Wastewater Treatment (T/CECS 152-2017). China Planning Press, Beijing, 2017 (in Chinese)

Huang X, Meng F, Xiao K, et al. Chapter 13 – Membrane bioreactors. In: Chen G, van Loosdrecht MCM, Ekama GA, Brdjanovic D. Biological Wastewater Treatment: Principles, Modelling and Design. 2nd ed. IWA Publishing, London, 2020, pp. 557-612

Jin W, Huang X, Jiang H, Zhang G, Xiao K, Liang S. Chapter 16 – Membrane reactors. In: Deng M, Jin W. Handbook of Membrane Technology. 2nd ed. Chemical Industry Press, Beijing, 2020, pp. 1491-1573 (in Chinese)

Xiao K, Xu Y, Cao X, Xu H, Li Y. Chapter 18 – Advanced characterization of membrane surface fouling. In: Tseng H-H, Lau WJ, Al-Ghouti MA, An L. 60 Years of the Loeb-Sourirajan Membrane: Principles, New Materials, Modelling, Characterization, and Applications. Elsevier, Amsterdam, 2022, pp. 499-532

Research Interests

membrane bioreactor; wastewater treatment; membrane fouling; filtration model; interfacial interaction; spectroscopic analysis; statistical analysis


Xiao K, Yu J, Han B, et al. Exploring EEM fluorescence spectroscopy: a possible tool to indicate hydrophobicity and molecular weight of DOM. The 7th IWA Specialist Conference on Natural Organic Matter in Water 2019 (NOM7), 2019, Tokyo, Japan

Xiao K, Han B, Yu J, et al. Fluorescence characterization of organic matter in MBR: chemical contents, hydrophobicity, molecular weight, and relation to membrane fouling. 9th IWA Membrane Technology Conference & Exhibition for Water and Wastewater Treatment and Reuse (IWA-MTC 2019), 2019, Toulouse, France

Xiao K, Shen Y, Han B, Huang X. Fluorescence excitation-emission matrix (EEM) as a potential tool to identify hydrophobic/hydrophilic contents of organic matter in membrane bioreactors. The 6th IWA Regional Membrane Technology Conference (IWA-RMTC2018), 2018, Vadodara, India

Xiao K, Mu S, Liu C, et al. Non-uniform distribution of adsorptive fouling along hollow fiber membrane filament: characterization and quantification. The 8th IWA Specialist Conference on Membrane Technology for Water and Wastewater Treatment (IWA-MTC2017), 2017, Singapore

Xiao K, Sun J, Shen Y, Wang X, Huang X. Potential use of fluorescence to indicate physicochemical properties of DOM in water and wastewater treatment systems. IWA World Water Congress & Exhibition, 2016, Brisbane, Australia

Xiao K, Sun J, Shen Y, Wang X, Huang X. Correlating DOM fluorescence with hydrophobicity and molecular weight in three wastewater treatment plants. The 4th International Conference on Environment Simulation and Pollution Control, 2015, Beijing, China

Xiao K, Sun J, Liang S, et al. PTFE/PVDF blend membranes compared with PVDF membranes: effect of pore morphology on organic fouling during microfiltration. The 8th Conference of Aseanian Membrane Society (AMS8), 2013, Xi’an, China

Xiao K, Sun J, Mo Y, et al. PTFE versus PVDF membranes in microfiltration organic fouling: effect of material, morphology, hydrophobicity and pore size. 1st International Conference on Desalination Using Membrane Technology, 2013, Sitges, Spain

Xiao K, Huang X, Shen Y, et al. Role of MBR supernatant fractions in membrane fouling evolution. IWA World Water Congress & Exhibition, 2012, Busan, Korea

Xiao K, Sun J, Huang X. Fluorescent properties of dissolved organic matter as a function of hydrophobicity and molecular weight distribution in membrane bioreactor and oxidation ditch systems. The 7th Conference of Aseanian Membrane Society (AMS7), 2012, Busan, Korea

Xiao K, Shen Y, Huang X. Fouling behaviors of soluble microbial products (SMPs) during microfiltration: effects of membrane and foulant properties. International Conference on Environment Simulation and Pollution Control, 2011, Beijing, China

Xiao K, Shen Y, Huang X. Fouling behaviors of soluble microbial products during microfiltration: effects of membrane and foulant properties. 1st International Conference on Desalination and Environment: A Water Summit (ICODE), 2011, Abu Dhabi, UAE


Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences

Tsinghua University

Harbin Institute of Technology

Beijing Forestry University

Guangzhou University

Hebei University of Science and Technology



韩秉均  硕士研究生  083002-环境工程  

余金兰  硕士研究生  083002-环境工程  

李燚桐  硕士研究生  083001-环境科学  

高庭苇  硕士研究生  083001-环境科学  

徐一荣  硕士研究生  083001-环境科学  


张永保  硕士研究生  083002-环境工程  

刘心卓  硕士研究生  083001-环境科学  

来怡哲  博士研究生  083002-环境工程