dielectric_trench Fiber CuSubstrate GaN Cell LaAlO3 self-assembled_monolayer dielectric trench Temasek_Lab ScanningIon-ConductanceMicroscopy ContactModeDot Steps mechanical property Au111 Temperature Scanning_Thermal_Microscopy ThinFilm dichalcogenide light_emission temp Reading Display Stiffness heterojunctions Fendb tip_bias_mode self_assembly HexacontaneFilm Solar ScanningTunnelingMicroscopy Chloroform Sapphire Ni81Fe19 IMT_Bucharest CopperFoil