Educational Qualifications

  • 2020                    
    Ph.D., Civil and Environmental Engineering, National University of Singapore, Singapore
  • 2015                    
    BSc., Pharmacy, Shanghai Jiao Tong University, China

Academic and Professional Experience

  • 2024 - Present      
    Lecturer, Business Programme, School of Business, SUSS, Singapore
  • 2023 - 2024          
    Senior Engineer/ Sustainability Partner, Singapore Environment Council, Singapore
  • 2021 - 2023          
    Co-founder, Reacto.Pte.Ltd, Singapore
  • 2020 - 2022          
    Research Fellow, National University of Singapore, Singapore
  • 2016 - 2020          
    Research Assistant, National University of Singapore, Singapore

Selected Publications

  • Xu, J., Olvera-Vargas, H., Ou, G. H. X., Randriamahazaka, H., & Lefebvre, O. (2023). Hybrid TiO2/Carbon quantum dots heterojunction photoanodes for solar photoelectrocatalytic wastewater treatment. Chemosphere, 341, 140077.
  • Olvera-Vargas, H., Wang, Z., Xu, J., Lefebvre, O. (2022). Synergistic degradation of GenX (hexafluoropropylene oxide dimer acid) by pairing graphene-coated Ni-foam and boron doped diamond electrodes. Chemical Engineering Journal, 430, 132686.
  • Xu, J., Olvera-Vargas, H., Teo, F. Y. H., Lefebvre, O. (2021). A comparison of visible-light photocatalysts for solar photoelectrocatalysis coupled to solar photoelectro-Fenton: Application to the degradation of the pesticide simazine. Chemosphere, 276, 130138.
  • Xu, J., Olvera-Vargas, H., Loh, B. J. H., & Lefebvre, O. (2020). FTO-TiO2 Photoelectrocatalytic Degradation of Triphenyltin Chloride Coupled to Photoelectro-Fenton: a mechanistic study. Applied Catalysis B: Environmental, 118923.

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