Hysteresis effect in current–voltage characteristics of Ni/n-type 4H-SiC Schottky structure*

Project supported by the National Natural Science Foundation of China (Grant Nos. 61804118, 61774117, and 61774119), the Fundamental Research Funds for the Central Universities, China (Grant Nos. 20101185935 and 20106186647), the National Key Basic Research Program of China (Grant No. 2015CB759600), the Shaanxi Key Research and Development Program, China (Grant No. 2018ZDXM-GY-008), and the Natural Science Basic Research Plan in Shaanxi Province, China (Grant No. 2017JM6003).

Yuan Hao, Song Qing-Wen, Han Chao, Tang Xiao-Yan, He Xiao-Ning, Zhang Yu-Ming, Zhang Yi-Men
       

(a) Sequential forward direction IV characteristics of the D0 sample, and (b) extracted SBH as a function of the scanning times.