supported in part by National Science Fund for Distinguished Young Scholars(Grant No.61925404);National Natural Science Foundation of China(Grant No.62074122);Fundamental Research Plan(Grant No.JCKY2020110B010);Major Projects of Shanxi Province(Grant No.20201102012)。
A study of 1.7 kV normally-off p-GaN gate high-electron-mobility transistors(HEMTs)on SiC substrates is presented.The fabricated p-GaN HEMT with a gate-drain spacing LGD=5μm exhibited a threshold voltage of 1.10 V,a ...
Project supported by the Natural Science Foundation of Jiangsu Province,China(Grant Nos.BK20190302 and BK20201253).
Alpha particle radiation detectors with planar double Schottky contacts(DSC)are directly fabricated on 5-μm-thick epitaxial semi-insulating(SI)GaN:Fe film with resistivity higher than 1×10^(8)Ω·cm.Under 10 V bias,...
This paper describes an experimental and theoretical study on an extraction phenomenon of liquids occurring at an air gap between the liquid surface and the electrode by applying a direct current (DC) or low-frequency...
Project supported by the National Key Research and Development Program of China(Grant No.2017YFB0403002);the National Science Fund for Distinguished Young Scholars,China(Grant No.Y3CHC11001);the National Natural Science Foundation of China(Grant No.11604368)
One-port surface acoustic wave resonators(SAWRs) are fabricated on semi-insulating high-quality bulk GaN and GaN film substrates, respectively. The semi-insulating GaN substrates are grown by hydride vapor phase epita...
Project supported by the National Instrumentation Program,China(Grant No.2011YQ040082);the National Natural Science Foundation of China(Grant Nos.61274081,51372205,and 51202197);the National 973 Project of China(Grant No.2011CB610400),the China Postdoctoral Science Foundation(Grant No.2014M550509);the 111 Project of China(Grant No.B08040)
The effect of de-trapping on the carrier transport process in the CdZ'nTe detector is studied by laser beam-induced transient current (LBIC) measurement. Trapping time, de-trapping time, and mobility for electrons ...
We demonstrate high-performance In0.23 Ga0.77 As channel metal-oxide-semiconductor field-effect transistors ( MOS- FETs) with high on-current to off-current (Ion/Ioff) ratio grown on semi-insulating GaAs wafers by...
financially supported by National Basic Research Program of China (No. 2011CB301904);the Natural Science Foundation of China (Nos. 11134006 and 61327808)
The resistivities of vanadium-doped semi-insulating 4H-SiC wafers were measured by a contactless resistivity measurement system. Anomalous resistivity was found in semi-insulating 4H-SiC wafer. Raman spectra of semi-i...
Project supported by the National Natural Science Foundation of China(Grant Nos.61234006 and 61274079);the Key Specific Projects of Ministry of Education of China(Grant No.625010101);the Science Project of State Grid,China(Grant No.SGRI-WD-71-13-004)
Based on the theoretical analysis of the 4H-SiC Schottky-barrier diodes (SBDs) with field plate termination, 4H-SiC SBD with semi-insulating polycrystalline silicon (SIPOS) FP termination has been fabricated. The ...
the National Basic Research Program of China(Grant Nos.2011CBA00605 and 2010CB327501);the National Natural Science Foundation of China(Grant No.61106095);the National Science and Technology Major Project of the Ministry of Science and Technology of China(Grant No.2011ZX02708-003)
In0.4Ga0.6As channel metal-oxide-semiconductor field-effect transistors (MOSFETs) with and without an Si-doped In0.49Ga0.51P barrier layer grown on semi-insulating GaAs substrates have been investigated for the firs...
Supported by the Knowledge Innovation Project of Chinese Academy of Sciences(Nos YYYJ-0701-02,ISCAS2008T01,ISCAS2009L01 and ISCAS2009L02);the National Natural Sciences Foundation of China(Nos 60890193 and 60906006);and the National Basic Research Program of China(Nos 2006CB604905 and 2010CB327503).
Yellow and blue luminescence in undoped GaN layers with different resistivities are studied by cathodoluminescence.Intense yellow and blue luminescence bands are observed in semi-insulating GaN,while in n-GaN the yell...