82 citations · 147 across the 7 of their papers we have counts for
8 papers
Two-dimensional Ferroelectric Ga2O3 Bilayers with Unusual Strain-engineered Interlayer Interactions
Junlei Zhao, Xinyu Wang, Haohao Chen +2
Two-dimensional (2D) van der Waals (vdW) materials and their bilayers have stimulated enormous interests in fundamental researches and technological applications. Recently, a group…
Insights into Cold Source MOSFETs with Sub-60 mV/decade and Negative Differential Resistance Effect
Yiheng Yin, Zhaofu Zhang, Chen Shao +2
To extend the Moores law in the 5 nm node, a large number of two dimensional (2D) materials and devices have been thoroughly researched, among which the cold metals 2H MS2 (M = Nb,…
Phase Transition of Two-Dimensional Ferroelectric and Paraelectric Ga2O3 Monolayer: A Density Functional Theory and Machine-Learning Study
Junlei Zhao, Jesper Byggmastar, Zhaofu Zhang +3
Ga2O3 is a wide-band-gap semiconductor of great interest for applications in electronics and optoelectronics. Two-dimensional (2D) Ga2O3 synthesized from top-down or bottom-up proc…
Schottky Barrier Heights of Defect-free Metal/ZnO, CdO, MgO and SrO Interfaces
Jiaqi Chen, Zhaofu Zhang, Yuzheng Guo +1
The Schottky barrier heights (SBHs) of defect-free interfaces of ZnO, CdO, MgO and SrO with various metals and different terminations are investigated by density functional superce…
Highly Anisotropic Electronic and Mechanical Properties of Monolayer and Bilayer As2S3
Xuefei Liu, Zhaofu Zhang, Zhao Ding +4
Anisotropic materials, with orientation-dependent properties, have attracted more and more attention due to their compelling tunable and flexible performance in electronic and opto…
Large Contribution of Quasi-Acoustic Shear Phonon Modes to Thermal Conductivity in Novel Monolayer Ga2O3
Gang Liu, Zhaofu Zhang, Hui Wang +2
Bulk gallium oxide (Ga2O3) has been widely used in lasers, dielectric coatings for solar cells, deep-ultraviolet transistor applications due to the large band gap over 4.5 eV. With…
Electronic Structure of Amorphous Copper Iodide: A p-type Transparent Semiconductor
Zhaofu Zhang, Yuzheng Guo, John Robertson
The atomic and electronic structure of the p-type transparent amorphous semiconductor CuI is calculated by ab-initio molecular dynamics. It is found to consist of a random tetrahed…
Ultralow lattice thermal conductivity of monolayer penta-silicene and penta-germanene
Zhibin Gao, Zhaofu Zhang, Gang Liu +1
We study the lattice thermal conductivity of two-dimensional (2D) pentagonal systems, such as penta-silicene and penta-germanene. Penta-silicene has been recently reported, while t…