Xiaopeng Zheng is a postdoctoral researcher in the Chemistry and Nanoscience Center at NREL. His research focuses on perovskite photovoltaics and light-emitting diodes for clean-energy harvesting and displays. He received his doctorate in materials science and engineering from King Abdullah University of Science and Technology, where he was a postdoctoral fellow before joining NREL.

Research Interests

Physical chemistry of semiconductor materials

Semiconductor optoelectronic devices

Colloidal quantum dots

Education

Ph.D., Materials Science and Engineering, King Abdullah University of Science and Technology

Featured Work

Managing Grains and Interfaces Via Ligand Anchoring Enables 22.3%-Efficiency Inverted Perovskite Solar Cells, Nature Energy (2020) 

Color-Pure Red Light-Emitting Diodes Based on Two-Dimensional Lead-Free Perovskites, Science Advances (2020) 

All-Perovskite Tandem Solar Cells: A Roadmap to Uniting High Efficiency With High Stability, Accounts of Materials Research (2020) 

Quantum Dots Supply Bulk-and Surface-Passivation Agents for Efficient and Stable Perovskite Solar Cells, Joule (2019)

Defect Passivation in Hybrid Perovskite Solar Cells Using Quaternary Ammonium Halide Anions and Cations, Nature Energy (2017)

Awards and Honors

Highly cited researcher (2020)