Lujia Xu

Research Scientists

Research Scientist



Al Kindi B5/L3- 3254-WS13 (Seaside)

Research Interests

​​Photovoltaics (PV); Solar cells; Solar modules; Single-junction and tandem PV devices; PV optical modeling; PV thermal modeling; PV economic modeling; PV degradation; PV degradation e.g PID


Selected Publications

  • Bandgap Optimization for Bifacial Tandem Solar Cells. ACS Energy Letters, DOI: 10.1021/acsenergylett.3c01014, 3114-3121. L. Xu, F. Xu, J. Liu, X. Zhang, A. S. Subbiah and S. De Wolf (2023). 
  • Parasitic Heating of Perovskite- and Silicon-Based Photovoltaics. Advanced Energy Materials, 2300013. L. Xu, E. Aydin, M. De Bastiani, M. Babics, J. Liu, R. Azmi, M. Alamer, M. F. Salvador, W. Liu, T. Allen, et al. (2023). 
  • Potential-induced degradation in perovskite/silicon tandem photovoltaic modules. Cell Reports Physical Science 3, 101026.  L. Xu, J. Liu, W. Luo, N. Wehbe, A. Seitkhan, M. Babics, J. Kang, M. De Bastiani, E. Aydin, T. G. Allen, et al. (2022)
  • Accurate Optical Modeling of Monolithic Perovskite/Silicon Tandem Solar Cells and Modules on Textured Silicon Substrates. PRX Energy 1, 023005. L. Xu, J. Liu, K. McIntosh, M. Abbott, E. Aydin, T. Allen, M. De Bastiani, M. Babics, J. Kang, M. Alamer, et al. (2022). 
  • Monolithic Perovskite/Silicon Tandem Photovoltaics with Minimized Cell-to-Module Losses by Refractive-Index Engineering, ACS Energy Letters 7, 2370. L. Xu, J. Liu, F. Toniolo, M. De Bastiani, M. Babics, W. Yan, F. Xu, J. Kang, T. Allen, A. Razzaq et al.,  (2022).
  • Heat generation and mitigation in silicon solar cells and modules. Joule 5 , 631-645. L. Xu, W. Liu, H. Liu, C. Ke, M. Wang, C. Zhang, E. Aydin, M. Al-Aswad, K. Kotsovos, I. Gereige, et al. (2021)
  • The influence of thermal effects and dielectric films on the electronic quality of p+-doped silicon processed by na...
    Xu, L., Weber, K., Fell, A., Yang, X., Franklin, E. and Thomson, A.
    IEEE Journal of Photovoltaics, 4(5),1220-1227, (2014)
  • Secondary electron microscopy dopant contrast image (SEMDCI) for laser doping
    Xu, L., Weber, K., Phang, S., Fell, A., Brink, F., Yan, D., Yang, X., Franklin, E., and Che...
    IEEE Journal of Photovoltaics, 2(3), 762-768, (2013)


  • ​Ph.D., Engineering, ANU, Canberra, Australia, 2015

Professional Profile

  • ​​2018-now Postdoctoral fellow, KAUST, Thuwal, Saudi Arabia
  • 2016-2018 Research fellow, SERIS, NUS, Singapore, Singapore
  • 2015-2016 Researcher & Manager of R&D department, Jinko Solar, Haining, China

KAUST Affiliations

  • ​​KAUST Solar Center (KSC)
  • Division of Physical Science and Engineering (PSE)​

Research Interests Keywords

Perovskite/silicon  tandem optimization Perovskite/silicon tandem stability Solar cell optical simulation Solar Cell Characterization PV heating