domain_switching NTU Wildtype MfmAmplitude Permalloy temp_control Sic Epoxy HexagonalBoronNitride CNT BariumTitanate Bmp ScanningSpreadingResistanceMicroscopy ChemicalCompound PUR Thermal membrane strontiu_titanate Crystal Nanopattern Plug Heat temperature controller AFM Optical HDD MLCC Growth Polymer VerticalPFM Potential DNA DomainSwitching nanomechanical Alkane BiFeO3