ScanningThermalMicroscopy medical nanobar Glass PhthalocyaninePraseodymium YszSubstrate LiquidCrystal PtfeFilter Filter PhaseTransition Mfm PS_LDPE NUSNNI DOE Vac Pore HighResolution PolymerPatterns LFM DomainSwitching SolarCell PolycrystallineFerroelectricBCZT Transparent TiO2 contact lithography Etch BFO Optoelectonics lift_mode StainlessSteel FuelCell NeodymiumMagnets HardDisk PhaseChange