H-BN Gallium Annealing exfoliate InLiquid silicon_oxide Sperm bias_mode PS_PVAC Current Adhesive dielectric_trench piezoelectric force microscopy CopperFoil I-VSpectroscopy BlockCopolymer Ram ContactModeDot hard_disk HOPG Ptfe Hexacontane Cell Modulus Typhimurium Biology NtuEee plastic TipBiasMode OpticalElement 2d_materials Memory Phosphide Calcium MechanicalProperties