Thermal stability of the orthorhombic phaseUV-C photodetector (solar blind)High-quality orthorhombic Ga2O3 on different substratesEfficient n-type doping of orthorhombic Ga2O3 by silicon and tin (in situ: Si, ex situ: Sn)Mechanisms of electronic transport in orthorhombic Ga2O3 deposited on c-oriented Al2O3Determination of band structure of orthorhombic Ga2O3Precise determination of orthorhombic polymorph -> beta phase transformation mechanismsCarrier scattering mechanisms in beta Ga2O3Determination of optical anisotropy in beta Ga2O3