Develop a fundamental understanding of the effect of ions in photocatalytic applications, such as water splitting or water treatment (collaboration with Dr. I. Siretanu and Prof. F. Muggle, Physics of Complex Fluids - University of Twente)
Understand deactivation processes and particularly the dynamic nature of co-catalysts widely used in photocatalysis to promote charge separation and electrochemical surface reactions
Study the role of dopants/defects in perovskite materials, particularly SrTiO3
Determine degradation pathways and intermediates with focus on halogenated organic compounds in light-driven water treatment processes
Equipment:
Box reactor for degradation studies using 375 nm illumination (up to 8 reactors in parallel)
Water splitting reactor with online gas detection (µ-GC with PDD detector) and solar simulator
Quantum Efficiency and IPCE Measurement Kit (Newport Instruments)
Atomic Force Microscopy (equipment Physics of Complex Fluids group - University of Twente)
Recent publications:
Guo, Y., Siretanu, I., Zhang, Y., Mei, B., Li, X., Mugele, F., ... Mul, G. (2018). PH-Dependence in facet-selective photo-deposition of metals and metal oxides on semiconductor particles. Journal of Materials Chemistry A, 6(17), 7500-7508. DOI: 10.1039/c8ta00781k
Han, K., Lin, Y. C., Yang, C. M., Jong, R., Mul, G., & Mei, B. (2017). Promoting Photocatalytic Overall Water Splitting by Controlled Magnesium Incorporation in SrTiO3 Photocatalysts. ChemSusChem, 10(22), 4510-4516. DOI: 10.1002/cssc.201701794
Han, K., Kreuger, T., Mei, B., & Mul, G. (2017). Transient Behavior of Ni@NiOx Functionalized SrTiO3 in Overall Water Splitting. ACS catalysis, 7(3), 1610-1614. DOI: 10.1021/acscatal.6b03662