NiFe Vanadate Tapping Film ScratchMode C_AFM HBN DeflectionOptics Moire IcelandSpar Metal SmallScan CarbonNanotube layers single_layer Sadowski BTO CalciumHydroxyapatite Oxide TriGlycineSulphate Reading Modulus FM-KPFM ThinFilm Aluminium_Oxide Piezoelectric TiO2 Cell sputter TungstenDeposition PinpointPFM Molybdenum_disulfide CrAu Granada Temperature