C60H122 Wang ScanningKelvinProbeMicroscopy Phosphide Hexylthiophene heterojunctions Nanostructure Blend Wonseok Tape FM_SKPM fluoroaalkane ForceMapping YszSubstrate DentalProsthesis Hafnia molecular_self_assembly TCS TungstenDeposition Graphene Boundary Ram CalciumHydroxyapatite PDMS OpticalModulator CancerCell Galfenol ForceVolumeImage plastics Foil LiquidCell atomic_steps chemical_compound Piezoelectric BismuthFerrite