supported by National Natural Science Foundation of China(Grant Nos.62274143 and U22A2075);Hangzhou Joint Funds of the Zhejiang Provincial Natural Science Foundation of China(Grant No.LHZSD24E020001);Partial support was provided by Leading Innovative and Entrepreneur Team Introduction Program of Hangzhou(Grant No.TD2022012);Fundamental Research Funds for the Central Universities(Grant No.226-2022-00200);Natural Science Foundation of China for Innovative Research Groups(Grant No.61721005);the Open Fund of Zhejiang Provincial Key Laboratory of Wide Bandgap Semiconductors。
4H silicon carbide(4H-SiC)has gained a great success in high-power electronics,owing to its advantages of wide bandgap,high breakdown electric field strength,high carrier mobility,and high thermal conductivity.Conside...