HydroGel dielectric trench block_copolymer Dimethicone fluorocarbon Nanostructure Fet Mobile Conductance SrO CastIron Scanning_Thermal_Microscopy Steps WS2 semifluorinated alkane Tungsten_disulfide FFM IIT-chennai Polydimethylsiloxane Lateral_Force_Microscopy cannabidiol Strontium Polymer multi_layer LightEmission INSP UnivMaryland Varistor Hexacontane PhaseChange Force-distance StainlessSteel PVA ConductiveAFM ForceDistanceSpectroscopy