MgO（100）上生长柱状纳米晶b-Ga2O3外延薄膜及其高灵敏度日盲探测器研究Columnar-nanodomained epitaxial b-Ga2O3 thin films on MgO(100) for solar-blind photodetectors with exceedingly high sensitivity何云斌湖北大学教授HE YunbinProfessor of Hubei University