supported by the National Key R&D Program of China(2023YFB3611700);the National Natural Science Foundation of China(92163206,62101044,12321004)。
Gallium oxide(Ga_(2)O_(3)),a novel ultrawide-bandgap(UWBG)semiconductor,has attracted considerable attention owing to its large bandgap of up to 4.9 eV,a high breakdown electric field of 8 MV/cm,and a high Baliga's fi...