Analysis of the inhomogeneous barrier and phase composition of W/4H-SiC Schottky contacts formed at different annealing temperatures*

Project supported by the Opening Project of Key Laboratory of Microelectronics Devices & Integrated Technology, Institute of Microelectronics, Chinese Academy of Sciences and the National Key Research and Development Program of China (Grant No. 2016YFB0100601).

Dong Sheng-Xu1, 2, Bai Yun1, †, Tang Yi-Dan1, 2, Chen Hong1, 2, Tian Xiao-Li1, Yang Cheng-Yue1, Liu Xin-Yu1
       

(color online) X-ray diffraction spectra of W/4H-SiC Schottky contacts surface upon different annealing temperatures. The unlabeled peaks at the diffraction angle about 35° are considered to be SiC.