ConductiveAFM Vac suspended_graphene Copolymer WPlug InLiquid Conductive AFM ring shape AM_SKPM ThermalProperties Polyimide alkanes PhaseTransition BiasMode Display optoelectronics Piezoresponse PolyStylene Adhesion OxideLayer Polydimethylsiloxane Heating Implant Composition Growth Polystyrene LithiumNiobate Hexatriacontane Collagen LiquidImaging HardDiskMedia OpticalModulator Lift Flake MESA structure