Band gap and band offset of Ga${}_2$O${}_3$ and (Al${}_x$Ga${}_{1-x}$)${}_2$O${}_3$ alloys

Tianshi Wang, Wei Li, Chaoying Ni +1

Ga${}_2$O${}_3$ and (Al${}_x$Ga${}_{1-x}$)${}_2$O${}_3$ alloys are promising materials for solar-blind UV photodetectors and high-power transistors. Basic key parameters in the device design,…