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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 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...
This work was supported in part by Natural Science Foundation of China(Grant No.61804172);in part by GuangDong Province Key Technologies Research and Development Program(No.2019B010128001);in part by the Youth Innovation Promotion Association of CAS.
:In this work,the optimization of reverse leakage current(IR)and turn-on voltage(VT)in recess-free AlGaN/GaN Schottky barrier diodes(SBDs)was achieved by substituting the Ni/Au anode with TiN anode.To explain this phe...
supported by the National Natural Science Foundation of China(Grant Nos.61874036,62174041,and61434006);the Open Project of State Key Laboratory of ASIC and System(Grant No.KVH1233021);the Opening Foundation of the State Key Laboratory of Advanced Materials and Electronic Components(Grant No.FHR-JS-201909007);the Guangxi Innovation Research Team Project(Grant Nos.2018GXNSFGA281004 and 2018GXNSFBA281152);the Guangxi Innovation Driven Development Special Fund Project(Grant No.AA19254015);the Guangxi Key Laboratory of Precision Navigation Technology and Application Project(Grant Nos.DH201906,DH202020,and DH202001)。
A double-recessed offset gate process technology for In P-based high electron mobility transistors(HEMTs)has been developed in this paper.Single-recessed and double-recessed HEMTs with different gate offsets have been...
Music is the essence and soul of art, and music education is an important part of school education. In primary school music classroom teaching, teachers should use effective teaching strategies, innovate classroom tea...
supported by the National Natural Science Foundation of China(No.11872375);the National Science Foundation for Young Scientists of China(Nos.11802323,11902351,and 12102462)。
Experimental observations together with theoretical analysis were conducted to investigate the break phenomenon and the corresponding mechanisms of self-pulsation for a liquid-centered swirl coaxial injector with rece...
supported by the National Natural Science Foundation of China(Grant Nos.62090014,62188102,62104184,62104178,and 62104179);the Fundamental Research Funds for the Central Universities of China(Grant Nos.XJS201102,XJS211101,XJS211106,and ZDRC2002)。
An atomic-level controlled etching(ACE)technology is invstigated for the fabrication of recessed gate AlGaN/GaN high-electron-mobility transistors(HEMTs)with high power added efficiency.We compare the recessed gate HE...
the National Natural Science Foundation of China(Grant No.61434006).
We fabricated a set of symmetric gate-recess devices with gate length of 70 nm.We kept the source-to-drain spacing(L_(SD))unchanged,and obtained a group of devices with gate-recess length(L_(recess))from 0.4µm to 0.8...
supported by National Natural Science Foundation of China under Grant 61822407,Grant 62074161,and Grant 11634002;in part by the Key Research Program of Frontier Sciences,Chinese Academy of Sciences(CAS)under Grant QYZDB-SSW-JSC012;in part by the National Key Research and Development Program of China under Grant 2016YFB0400105 and Grant 2017YFB0403000;in part by the Youth Innovation Promotion Association of CAS;in part by the University of Chinese Academy of Sciences;and in part by the Opening Project of Key Laboratory of Microelectronic Devices&Integrated Technology,Institute of Microelectronics,CAS.
A pre-ohmic micro-patterned recess process,is utilized to fabricate Ti/Al/Ti/TiN ohmic contact to an ultrathin-barrier(UTB)AlGaN/GaN heterostructure,featuring a significantly reduced ohmic contact resistivity of 0.56...
National Research Foundation Singapore (NRFCRP19-2017-01);Ministry of Education-Singapore (AcRF Tier 1 (2019-T1-002-040 RG147/19 (S));Singapore-MIT Alliance for Research and Technology Centre (Low Energy Electronic Systems (LEES) IRG)。
Mechanical strain engineering has been promising for many integrated photonic applications. However,for the engineering of a material electronic bandgap,a trade-off exists between the strain uniformity and the integra...