Permalloy #EC Chromium domain_switching fe_nd_b Hysteresys Melt Calcite AM_SKPM Electronics Dopped gallium_nitride NCM Chrome India ContactModeDot Forevision LateralForce StainlessSteel TungstenThinFilmDeposition Aluminum Fujian Scanning_Thermal_Microscopy MESA structure AnodizedAluminumOxide Mfm bias_mode Friction NtuEee Mosfet OpticalModulator PolyvinylideneFluoride SoftSample multi_layer Domain