3 papers
cond-mat.mtrl-sci2025
Intrinsic exciton transport and recombination in single-crystal lead bromide perovskite
Zhixuan Bi, Yunfei Bai, Ying Shi +13
Photogenerated carrier transport and recombination in metal halide perovskites are critical to device performance. Despite considerable efforts, sample quality issues and measureme…
cond-mat.mtrl-sci2023
Spin Coherence and Spin Relaxation in Hybrid Organic-Inorganic Lead and Mixed Lead-Tin Perovskites
Haochen Zhang, Zehua Zhai, Zhixuan Bi +5
Metal halide perovskites make up a promising class of materials for semiconductor spintronics. Here we report a systematic investigation of coherent spin precession, spin dephasing…
cond-mat.mtrl-sci2023
Revealing unusual bandgap shifts with temperature and bandgap renormalization effect in phase-stabilized metal halide perovskite thin films
Haochen Zhang, Zhixuan Bi, Zehua Zhai +11
Hybrid organic-inorganic metal halide perovskites are emerging materials in photovoltaics, whose bandgap is one of the most crucial parameters governing their light harvesting perf…