INSPParis Wildtype FM_KPFM University_of_Regensburg NUS_Physics Growing LateralForceMicroscopy amplitude_modulation fluoroalkane Grain Stiffness small_scan Fiber FFM NusEce Gallium doped Microchannel Graphene bias_mode temp_control BaTiO3 DiffractiveOpticalElements membrane Polystyrene PECurve PpLdpe BariumTitanate 3-hexylthiophene Kevlar epitaxy AIN Scanning_Thermal_Microscopy BoronNitride Crystal