Wei Li

activity

20182020

collaborators

4 papers

cond-mat.mtrl-sci2020

Exploring In $_{2}$ (Se $_{1 - x}$ Te $_{x}$ ) $_{3}$ alloys as photovoltaic materials

Wei Li, Xuefen Cai, Nicholas Valdes +4

In $_{2}$ Se $_{3}$ in the three-dimensional (3D) hexagonal crystal structure with space group $P 6_{1}$ ( $γ$ -In $_{2}$ Se $_{3}$ ) has a direct band gap of $\sim$ 1.8 eV and high absorption coeffici…

cond-mat.mtrl-sci2019

Band gap evolution in Ruddlesden-Popper phases

Wei Li, Shanyuan Niu, Boyang Zhao +3

We investigate the variation of the band gap across the Ruddlesden-Popper (RP) series (An+1BnX3n+1) in model chalcogenide, oxide, and halide materials to understand the factors inf…

cond-mat.mtrl-sci2018

Band gap and band offset of Ga $_{2}$ O $_{3}$ and (Al $_{x}$ Ga $_{1 - x}$ ) $_{2}$ O $_{3}$ alloys

Tianshi Wang, Wei Li, Chaoying Ni +1

Ga $_{2}$ O $_{3}$ and (Al $_{x}$ Ga $_{1 - x}$ ) $_{2}$ O $_{3}$ alloys are promising materials for solar-blind UV photodetectors and high-power transistors. Basic key parameters in the device design,…

cond-mat.mtrl-sci2018

Large Disparity Between Optical and Fundamental Band Gaps in Layered In2Se3

Wei Li, Fernando P. Sabino, Felipe Crasto de Lima +3

In $_{2}$ Se $_{3}$ is a semiconductor material that can be stabilized in different crystal structures (at least one 3D and several 2D layered structures have been reported) with diverse…

Exploring In2​(Se1−x​Tex​)3​ alloys as photovoltaic materials

Band gap evolution in Ruddlesden-Popper phases

Band gap and band offset of Ga2​O3​ and (Alx​Ga1−x​)2​O3​ alloys

Large Disparity Between Optical and Fundamental Band Gaps in Layered In2Se3

Exploring In $_{2}$ (Se $_{1 - x}$ Te $_{x}$ ) $_{3}$ alloys as photovoltaic materials

Band gap and band offset of Ga $_{2}$ O $_{3}$ and (Al $_{x}$ Ga $_{1 - x}$ ) $_{2}$ O $_{3}$ alloys