FrictionalForce ElectroChemical gallium_nitride Chungnam_National_University C36H74 light_emission Implant Dental Lattice Silver SKKU InLiquid PinpointNanomechanicalMode UnivMaryland norganic Plug Gold TipBiasMode Pzt OpticalWaveguide LiftHeight StrontiuTitanate Protein Copper IcelandSpar Calcite SrTiO3 BlockCopolymer Tape MultiLayerCeramicCapacitor Hexatriacontane Polytetrafluoroethylene SThM Morphology semifluorinated_alkanes