HOPG Defect Temperature AmplitudeModulation cannabis Fluoride China Jason INSP LateralPFM Ferroelectric DNA atomic_steps WS2 TCS Alloy C36H74 I-VSpectroscopy Sapphire BismuthFerrite MechanicalProperties light_emitting PS_PVAC TemperatureControlledAFM SKPM Galfenol strontiu_titanate STO Scratch FAPbI3 Hexacontane Electronics dielectric_trench NCM NtuEee