Floppy Flake epitaxy Boron Heat SingleCrystal BiFeO3 ContactModeDot Tapping SPMLabs Dental AIN 2d_materials Blood Alloy NUS_Physics Styrene Vacuum Hydroxyapatite ThermalConductivity Iron NUS_NNI_Nanocore HOPG molecule PolyStylene Polydimethylsiloxane dichalcogenide TemperatureControlledAFM Ceramics MLCC I-VSpectroscopy FrictionalForce Celebration MoirePattern MeltingPoint