IIT-chennai sputter Growing Corrosion single_layer AM_SKPM LateralForce Temasek_Lab PetruPoni HighResolution Wonseok Ni-FeAlloy PS_PVAC lithography ForceDistanceSpectroscopy NUS Bacterium medical ferromagnetic multi_layer MfmPhase Collagen Silver silicon_carbide molecular_self_assembly LeakageCurrent Sulfur CarbonNanotube norganic Formamidinium_lead_iodide Varistor Fe_film STM Crystal Pvdf