tip_bias_mode NUSNNI Metal NUS_Physics dielectric_trench Flake Edwin EFMAmplitude CeramicCapacitor Solution C60H122 Chromium CompactDisk PFM TungstenThinFilmDeposition AM-KPFM Ferrite dichalcogenide AAO EPFL PhaseImaging thermoplastic_elastomers Multiferroic_materials AmplitudeModulation 2d_materials PolyvinylAcetate HexagonalBoronNitride PVAP3HT Croatia TCS frequency_modulation OpticalElement nanobar Adhesive Jason