Dr. Keke Xiao is an Alexander von Humboldt Scholar and an Associate Professor, independent PI in the Environmental Science and Engineering Program, Guangdong Technion-Israel Institute of Technology. Dr. Xiao completed PhD in 2016 at Nanyang Technological University, Singapore. She then carried out research across multiple countries and institutions including Karlsruhe Institute of Technology (Germany), Tsinghua University (China) and Huazhong University of Science and Technology (China). She joined GTIIT in June 2023. Her research interests include wastewater and sludge treatment and disposal.

In the field of wastewater and sludge treatment, Dr. Keke Xiao has published > 110 peer-reviewed scientific papers in flagship journals like Environmental Science & Technology, Water Research, Chemical Engineering Journal, Environment International, ACS ES&T Engineering and ACS ES&T Water in the last five years, with an h index of 34 and citation times of 3741 (as of Jun 2023). Five of the journal publications are highly cited in Water Research and Science of the Total Environment. She holds several Singapore and China patents. She was selected as World’s Top 2% Scientists 2022, by Mendeley Data. She is a member of IHSS, IWA and ACS, and reviewer of several journals. She serves as Editorial Board of Water and guest editor for several journals and was the outstanding peer reviewer for several journals.

• Dissolved organic matter
• Proteinaceous components
• Humic substances
• Sludge
• Wastewater
• Anaerobic digestion
• Sludge dewatering
• Soil fertility

Xiao, K.; Abbt-Braun, G.; Horn, H.* (2020). Changes in the characteristics of dissolved organic matter during sludge treatment: A critical review. Water Research 2020, 187, 116441.

Zhu, Y.¹; Xiao, K.¹; Zhou, Y.; Yu, W.; Tao, S.; Le, C.; Lu, D.; Yu, Z.; Liang, S.; Hu, J.; Hou, H.; Liu, B.; Yang, J., Profiling of amino acids and their interactions with proteinaceous compounds for sewage sludge dewatering by Fenton oxidation treatment. Water Research 2020, 175, 115645. (co-first author)

Wang, H.¹; Xiao, K.¹; Yang, J.; Yu, Z.; Yu, W.; Xu, Q.; Wu, Q.; Liang, S.; Hu, J.; Hou, H.; Liu, B., Phosphorus recovery from the liquid phase of anaerobic digestate using biochar derived from iron−rich sludge: A potential phosphorus fertilizer. Water Research 2020, 174, 115629. (co-first author)

Lv, Y.¹; Xiao, K.¹; Yang, J.; Zhu, Y.; Pei, K.; Yu, W.; Tao, S.; Wang, H.; Liang, S.; Hou, H.; Liu, B.; Hu, J., Correlation between oxidation-reduction potential values and sludge dewaterability during pre-oxidation. Water Research 2019, 155, 96-105. (co-first author)

Xiao, K.; Pei, K.; Wang, H.; Yu, W.; Liang, S.; Hu, J.; Hou, H.; Liu, B.; Yang, J., Citric acid assisted Fenton-like process for enhanced dewaterability of waste activated sludge with in-situ generation of hydrogen peroxide. Water Research 2018, 140, 232-242.

Xiao, K.; Chen, Y.; Jiang, X.; Seow, W. Y.; He, C.; Yin, Y.; Zhou, Y., Comparison of different treatment methods for protein solubilisation from waste activated sludge. Water Research 2017, 122, 492-502.

Xiao, K.; Chen, Y.; Jiang, X.; Tyagi, V. K.; Zhou, Y.*, Characterization of key organic compounds affecting sludge dewaterability during ultrasonication and acidification treatments. Water Research 2016, 105, 470-478.

Xiao, K.; Chen, Y.; Jiang, X.; Yang, Q.; Seow, W. Y.; Zhu, W.; Zhou, Y., Variations in physical, chemical and biological properties in relation to sludge dewaterability under Fe (II) – Oxone conditioning. Water Research 2017, 109, 13-23.

Xu, Q.; Wan, Y.; Wu, Q.; Xiao, K.*; Yu, W.; Liang, S.; Zhu, Y.; Hou, H.; Liu, B.C.; Hu, J.; Yang, Y.; Yang, J.* (2021). An efficient hydrodynamic-biokinetic model for the optimization of operational strategy applied in a full-scale oxidation ditch by CFD integrated with ASM2. Water Research 2021, 116888. (co-corresponding author)

Zhu, Y., Xiao, K.*, Ou, B., Liu,Y., Yu,W., Jian,S., Hu, X., Liu, H., Lei, P., Yang, J. Behavior of organic components and the migration of heavy metals during sludge dewatering by different advanced oxidation processes via optical spectroscopy and molecular fingerprint analysis. Water Research 2023, 243, 120336.