Defects MoS2 PolycrystallineFerroelectricBCZT HBN dichalcogenide WWafer PinpointPFM heterojunctions BiFeO3 OpticalWaveguides BismuthFerrite BismuthVanadate NUS_NNI_Nanocore suspended_graphene BFO Defect Polyvinylidene_fluoride Pore OxideLayer SAM Optoelectronic HardDiskMedia 2d_materials MfmPhase Electrical&Electronics Inorganic Pzt Celebration AM_SKPM PpLdpe Jason AdhesionEnergy Change BoronNitride LateralForce