128 citations · 205 across the 15 of their papers we have counts for
15 papers
Epitaxial Growth of -GaO Coated Wide Bandgap Semiconductor Tape for Flexible UV Photodetector
Xiao Tang, Kuang-Hui Li, Yue Zhao +7
The epitaxial growth of technically-important -GaO semiconductor thin films have not been realized on flexible substrates due to limitations by the high-temperature crys…
\b{eta}-phase (AlxGa1-x)2O3 thin film with Al composition more than 70%
Che-Hao Liao, Kuang-Hui Li, C. G. Torres. Castanedo +2
In this work, we have demonstrated wide-composition-range \b{eta}-(AlxGa1-x)2O3 thin films with record-high Al compositions up to 77% for \b{eta}-(AlxGa1-x)2O3 covering bandgaps fr…
Band Alignments of Emerging Wurtzite BAlN and BGaN Semiconductors
Ahmad Al Sulami, Feras Alqatari, Xiaohang Li
The wurtzite III-Nitrides family of semiconductors, which include the compounds GaN, InN, and AlN, along with their derivative ternary alloys, is highly priced for its wide range o…
Band structures and direct-to-indirect bandgap transitions in BAlN and BGaN alloys: a first principle study
Che-Hao Liao, Feras AlQatari, Xiaohang Li
In this work, the energy band structures of BGaN and BAlN alloys are systematically studied through first-principles calculation using HSE hybrid density functional theory by MedeA…
BAlN alloy for enhanced two-dimensional electron gas characteristics of GaN-based high electron mobility transistor
Rongyu Lin, Xinwei Liu, Kaikai Liu +3
The emerging wide bandgap BAlN alloys have potentials for improved III-nitride power devices including high electron mobility transistor (HEMT). Yet few relevant studies have been…
BAlN for III-nitride UV light emitting diodes: undoped electron blocking layer
Wen Gu, Yi Lu, Rongyu Lin +7
The undoped BAlN electron-blocking layer (EBL) is investigated to replace the conventional AlGaN EBL in light-emitting diodes (LEDs). Numerical studies of the impact of variously d…
Improvement of temperature uniformity of induction-heated T-shape susceptor for high-temperature MOVPE
Kuang-Hui Li, Hamad S. Alotaibi, Xiaohang Li
The induction heating is a common method applied in metalorganic vapor phase epitaxy (MOVPE) especially for higher-temperature growth conditions. However, compared to the susceptor…
Determination of band offsets of Ga2O3/FTO heterojunction for current spreading for high temperature and UV applications
Carlos G. Torres-Castanedo, Kuang-Hui Li, Xiaohang Li
Because of relatively low electron mobility of Ga2O3, it is important to identify proper current spreading materials. Fluorine-doped SnO2 (FTO) offers superior properties to those…
Conduction and valence band offsets of Ga2O3/h-BN heterojunction
Kuang-Hui Li, Carlos G. Torres-Castanedo, Suresh Sundaram +5
h-BN and Ga2O3 are two promising semiconductor materials. However, the band alignment of the Ga2O3/h-BN heterojunction has not been identified, hindering device development. In thi…
AlN/beta-Ga2O3 based HEMT: a potential pathway to ultimate high power device
Yi Lu, Hsin-Hung Yao, Jingtao Li +4
Gallium Oxide (Ga2O3) has a huge potential on the power device for its high breakdown filed and good transport properties. beta-Ga2O3 as the thermodynamics stable phase, has been d…
High-Temperature Photocurrent Mechanism of \b{eta}-Ga2O3 Based MSM Solar-Blind Photodetectors
B. R. Tak, Manjari Garg, Sheetal Dewan +5
High-temperature operation of metal-semiconductor-metal (MSM) UV photodetectors fabricated on pulsed laser deposited \b{eta}-Ga2O3 thin films has been investigated. These photodete…
Polarization properties of wurtzite III nitride indicate the principle of polarization engineering
Kaikai Liu, Xiaohang Li
The spontaneous and piezoelectric polarizations of III-nitrides considerably affect the operation of various III-nitride-based devices. We report an ab initio study of the spontane…
Optical properties of BAlN and BGaN for applications in latticematched UV optical structures
Feras AlQatari, Muhammad Sajjad, Ronghui Lin +3
The optical properties of BAlN and BGaN ternary alloys are investigated using first-principle calculation. Hybrid density functional theory is applied to determine the refractive i…
Improved properties of epitaxial YNixMn1-xO3 films by annealing under high magnetic fields
Yanwei Ma, Aixia Xu, Xiaohang Li +4
The effect of annealing under a magnetic field on the microstructure and properties of YNixMn1-xO3 (x=0.33 and 0.5) films has been investigated. It is found that the ferromagnetic…
Enhanced critical current density of MgB2 superconductor synthesized in high magnetic fields
Yanwei Ma, Aixia Xu, Xianping Zhang +3
The effect of high magnetic fields on the current carrying properties of both MgB2 bulks and Fe-sheathed tapes was investigated following different thermal sequences. It is found t…