Worcester_Polytechnic_Institute Praseodymium Magnetic Chemical Vapor Deposition Lattice EFM Pinpoint PFM IndiumTinOxide Mechanical Cobalt-dopedIronOxide LFM AEAPDES BiVO4 C36H74 PinpointPFM piezoelectric force microscopy amplitude_modulation SiliconCrystal Pyroelectric Insulator electrospinning Vacuum Mobile Multiferroic_materials Hysteresys Current Alloy Annealed BoronNitride LateralForceMicroscopy DIWafer Aggregated_molecules flakes NanoLithography FM_SKPM