Imperial College London


Faculty of Natural SciencesDepartment of Chemistry

Research Postgraduate



w.xu17 Website




Molecular Sciences Research HubWhite City Campus





Mr. Weidong Xu is currently a fourth year CDT student in Centre of Processable Electronics and third year PhD student in Imperial College London. His research focuses on probing charge carrier dynamics in perovskite solar cells by photoluminescence and transient absorption spectroscopy. Before joining imperial, he received his BEng in polymer materials science and engineering from East China University of Science and Technology in 2013, MEng in nanomaterials science and engineering from Soochow University in 2016. 

Selected Publications

Journal Articles

Lin C-T, Lee J, Kim J, et al., 2020, Origin of open-circuit voltage enhancements in planar Perovskite solar cells induced by addition of bulky organic cations, Advanced Functional Materials, Vol:30, ISSN:1616-301X

Ambroz F, Xu W, Gadipelli S, et al., 2019, Room Temperature Synthesis of Phosphine-Capped Lead Bromide Perovskite Nanocrystals without Coordinating Solvents, Particle & Particle Systems Characterization, Vol:37, ISSN:0934-0866

Du T, Xu W, Daboczi M, et al., 2019, p-Doping of organic hole transport layers in p–i–n perovskite solar cells: correlating open-circuit voltage and photoluminescence quenching, Journal of Materials Chemistry A, Vol:7, ISSN:2050-7488, Pages:18971-18979

Yang Y, Feng S, Li M, et al., 2017, Annealing Induced Re-crystallization in CH3NH3PbI3−xClx for High Performance Perovskite Solar Cells, Scientific Reports, Vol:7

Yang Y, Feng S, Xu W, et al., 2017, Enhanced Crystalline Phase Purity of CH3NH3PbI3–xClx Film for High-Efficiency Hysteresis-Free Perovskite Solar Cells, ACS Applied Materials & Interfaces, Vol:9, ISSN:1944-8244, Pages:23141-23151

Wang Y, Xia Z, Liu L, et al., 2017, The Light-Induced Field-Effect Solar Cell Concept - Perovskite Nanoparticle Coating Introduces Polarization Enhancing Silicon Cell Efficiency, Advanced Materials, Vol:29, ISSN:0935-9648, Pages:1606370-1606370

Yuan Z, Yang Y, Wu Z, et al., 2016, Approximately 800-nm-Thick Pinhole-Free Perovskite Films via Facile Solvent Retarding Process for Efficient Planar Solar Cells, ACS Applied Materials & Interfaces, Vol:8, ISSN:1944-8244, Pages:34446-34454

Wen Z, Yeh M-H, Guo H, et al., 2016, Self-powered textile for wearable electronics by hybridizing fiber-shaped nanogenerators, solar cells, and supercapacitors, Science Advances, Vol:2

Xu W, McLeod JA, Yang Y, et al., 2016, Iodomethane-Mediated Organometal Halide Perovskite with Record Photoluminescence Lifetime, ACS Applied Materials & Interfaces, Vol:8, ISSN:1944-8244, Pages:23181-23189

Xu W, Liu L, Yang L, et al., 2016, Dissociation of Methylammonium Cations in Hybrid Organic–Inorganic Perovskite Solar Cells, Nano Letters, Vol:16, ISSN:1530-6984, Pages:4720-4725

Wang Y, Zhang Y, Lu Y, et al., 2015, Hybrid Graphene-Perovskite Phototransistors with Ultrahigh Responsivity and Gain, Advanced Optical Materials, Vol:3, ISSN:2195-1071, Pages:1389-1396

Yuan Z, Wu Z, Bai S, et al., 2015, Hot-Electron Injection in a Sandwiched TiOx-Au-TiOxStructure for High-Performance Planar Perovskite Solar Cells, Advanced Energy Materials, Vol:5, ISSN:1614-6832, Pages:1500038-1500038

Xu Q, Song T, Cui W, et al., 2015, Solution-Processed Highly Conductive PEDOT:PSS/AgNW/GO Transparent Film for Efficient Organic-Si Hybrid Solar Cells, ACS Applied Materials & Interfaces, Vol:7, ISSN:1944-8244, Pages:3272-3279

Song T, Wu S, Xu W, et al., 2014, High-Performance Organic-Inorganic Hybrid Solar Cells Based on Crystalline Silicon, Current Organic Chemistry, Vol:18, ISSN:1385-2728, Pages:2430-2441

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