supported in part by National Natural Science Foundation of China (Grant Nos. 51677021, 61234006);National Defense Science and Technology Project Foundation of China (Grant No. 1100395);Fundamental Research Funds for the Central Universities (Grant No. ZYGX2014Z006)
A novel three-dimensional hole gas(3 DHG) enhancement-mode(E-mode) heterostructure fielde?ect transistor(HFET) is proposed and investigated. It features back-to-back graded AlGaN(BGA) barrier layers consisting of a po...
supported by the State Key Program of the National Natural Science Foundation of China(Grant No.61234006);the Open Foundation of the State Key Laboratory of Electronic Thin Films and Integrated Devices,China(Grant No.KFJJ201301);the National Science and Technology Major Project of the Ministry of Science and Technology,China(Grant No.2013ZX02305-003)
The effect of the mesa configuration on the reverse breakdown characteristic of a SiC PiN rectifier for high-voltage applications is analyzed in this study.Three geometrical parameters,i.e.,mesa height,mesa angle and ...
supported by the Key Specific Projects of Ministry of Education of China(Grant No.625010101);the National Natural Science Foundation of China(Grant No.61234006);the Natural Science Foundation of Shaan Xi Province,China(Grant No.2013JQ8012);the Doctoral Fund of Ministry of Education of China(Grant No.20130203120017);the Specific Project of the Core Devices,China(Grant No.2013ZX0100100-004)
This paper reports the performances of Ti/Al based ohmic contacts fabricated on highly doped p-type 4H-SiC epitaxial layer which has a severe step-bunching surface. Different contact schemes are investigated based on ...
Project supported by the National Natural Science Foundation of China(No.61234006);the State Grid of China(No.sgri-wd-71-14-003)
The interface properties of 4H-SiC metal oxide semiconductor (MOS) capacitors with post-oxidation annealing (POA) in nitric oxide (NO) ambient after high temperature (1300 ℃) oxidation have been investigated ...
Project supported by the National Natural Science Foundation of China(Grant Nos.60876061 and 61234006);the Natural Science Foundation of Shaanxi Province,China(Grant No.2013JQ8012);the Doctoral Fund of the Ministry of Education of China(Grant Nos.20130203120017 and 20110203110010)
The non-ideal effect of 4H-SiC bipolar junction transistor (BJT) with a double Gaussian-doped base is characterized and simulated in this paper. By adding a specific interface model between SiC and SiO2, the simulat...