Titanate PtfeFilter Device BFO KAIST India Varistor FrequencyModulation Mosfet silicon_oxide C_AFM #EC Polarization Austenite SKKU DeflectionOptics blended polymers ScratchMode Cross-section Electrode electrospinning AM-KPFM Edwin Carbon cannabinoid FrictionalForceMicroscopy StainlessSteel GaP TransitionMetal Semiconductor Hafnia EFM Heating CNT domain_switching