ContactMode EFMAmplitude Pattern KelvinProbeForceMicroscopy KAIST Mapping Patterns LMF CHRYSALIS_INC Defects tip_bias_mode ContactModeDot ElectroChemical Thermal graphene_hybrid CNT PVA OpticalModulator gallium_nitride Barium_titanate 2dMaterials temperature_control Potential Conduct PetruPoni NUS_Physics Led FAPbI3 Conductance MBE semifluorinated_alkanes alkanes MechanicalProperties ForceVolumeMapping DomainSwitching