NUS FrictionalForce PolycrystallineFerroelectricBCZT AIN pulsed_laser_deposition STO Vanadate Pyroelectric Conductive AFM Christmas Perovskite Tin disulfide HardDisk Gallium Protein DOE CancerCell NanoLithography Conductivity Alloy neodymium_magnets Writing CrossSection HexagonalBN cannabis Biofilm PinPointMode ElectroChemical Ito ShenYang BaTiO3 DomainSwitching YttriaStabilizedZirconia Praseodymium alkanes