Pyroelectric Defect Change Nanofiber SiliconCrystal ElectrostaticForceMicroscopy Force-distance Kevlar nanobar atomic_layer MoS2 Electrical&Electronics Mobile H-BN Ni-FeAlloy FFM AEAPDES oxide_layer Led DataStorage SurfaceChange PFM BFO Solar LateralPFM Pinpoint PFM Inorganic_Compound AlkaneFilm Croatia Insulator Ferrite Fendb Perovskite high_resolution amplitude_modulation