STM Oxidation TriGlycineSulphate lithography Defects fluoroaalkane I-VSpectroscopy Filter Grain FM_SKPM ForceVolume Epoxy SurfaceChange BismuthFerrite PrCurve cross section IIT-chennai FrictionForce Jason NeodymiumMagnets TemperatureControllerStage thermoplastic_elastomers LiquidImaging pinpoint mode AtomicSteps BlockCopolymer tip_bias_mode 2d_materials Metal-organicComplex Heat Lateral_Force_Microscopy LDPE Korea margarine pulsed_laser_deposition