Project supported by the National Natural Science Foundation of China(Grant Nos.62188102,62174125,and 62131014).
This study investigates the gate leakage mechanisms of AlN/GaN metal–insulator–semiconductor high-electronmobility transistors(MIS-HEMTs)fabricated on silicon substrate with Al_(2)O_(3)/SiN as stacked gate dielectri...
supported by National Natural Science Foundation of China(Grant Nos.62188102,62174125,62131014)。
Owing to their low cost,large wafer size,and easy heterogeneous integration,GaN-based high-electron-mobility transistors(HEMTs)on silicon substrates have been utilized as superior devices in high-frequency application...
Supported by the Terahertz Multi User RF Transceiver System Development Project(Z211100004421012).
In this work,we investigate the impact of the whole small recess offset on DC and RF characteristics of InP high electron mobility transistors(HEMTs).L_(g)=80 nm HEMTs are fabricated with a double-recessed gate proces...
supported by the National Natural Science Foundation of China(62234009,62090014,62404165,and 62474135);the Natural Science Basic Research Program of Shaanxi(2024JC-YBQN-0611);the Stanford Graduate Fellowship(SGF);the China Postdoctoral Science Foundation(2023M732730);Postdoctoral Fellowship Program of CPSF(GZB20230557);the Fundamental Research Funds for the Central Universities of China(XJSJ23056,XJSJ23047,andZDRC2002).
In the emerging 5G and beyond 5G(B5G)era,the spotlight is sharply focused on the power amplifier,a critical component with stringent specification requirements that dictates the performance of the transmitter.The gall...
supported by National Key R&D Program of China(Grant Nos.2022YFB3605402,2022YFB3604301,2022YFB3605200);National Natural Science Foundation of China(Grant No.12274360)。
In the process of homoepitaxy AlGaN/GaN heterojunction by metal-organic chemical vapor deposition(MOCVD)on free-standing substrates,Si impurities from the air and reaction chamber accumulate at the regrowth interface[...
supported in part by the National Key Research and Development Program of China under Grant 2022YFB3604400;in part by the Youth Innovation Promotion Association of Chinese Academy Sciences(CAS);in part by CAS-Croucher Funding Scheme under Grant CAS22801;in part by National Natural Science Foundation of China under Grant 62074161,Grant 62004213,and Grant U20A20208;in part by the Beijing Municipal Science and Technology Commission project under Grant Z201100008420009 and Grant Z211100007921018;in part by the University of CAS;in part by IMECAS-HKUST-Joint Laboratory of Microelectronics.
Enhancement-mode(E-mode)GaN-on-Si radio-frequency(RF)high-electron-mobility transistors(HEMTs)were fabri-cated on an ultrathin-barrier(UTB)AlGaN(<6 nm)/GaN heterostructure featuring a naturally depleted 2-D electron g...