CVD MolybdenumDisulfide Piezoelectric Solution BTO Dimethicone Piezoresponse Pyroelectric Piezo CeramicCapacitor UnivCollegeLondon SrTiO3 BaTiO3 suspended_graphene Switching Ucl CuParticle CHRYSALIS_INC Ferroelectric LMF Treatment PMNPT PvdfBead LightEmiting fluorocarbon SPMLabs non_contact medical Mfm HiVacuum BiasMode CNT ThermalConductivity Stiffness HexagonalBN