PANI Solar ring shape PyroelectricDetector Neodymium LateralPFM Bio PFM PolycrystallineFerroelectricBCZT CopperFoil Worcester_Polytechnic_Institute Bmp Fendb high_resolution Hexacontane CrAu PMNPT CHRYSALIS_INC 3-hexylthiophene C36H74 Polyurethane Scratch Patterns AlkaneFilm INSP Ram Boron HACrystal PolyimideFilm Filter Optoelectonics NUS GaN ScanningTunnelingMicroscopy Modulus