Hysteresys Tin disulfide SKKU AM-KPFM Modulus thermal_conductivity Vanadate Pipette WS2 StrontiuTitanate Magnets solar_cell Dopped Croatia fluorocarbon Polyvinylidene_fluoride PyroelectricDetector Growth Sphere Forevision SThM tip_bias_mode LiBattery Photovoltaics optoelectronics 2d_materials Ferroelectric Conductivity StainlessSteel LiftMode VerticalPFM HighResolution PFM cannabis Optic