Pinpoint PFM Tin sulfide ItoGlass HanyangUniv Ca10(PO4)6(OH)2 Logo vertical_PFM TriGlycineSulphate OrganicSemiconductor ring shape ThermalConductivity ito_film PECurve PDMS HiVacuum doped CrAu Granada SrTiO3 neodymium_magnets Scanning_Thermal_Microscopy Pvdf AIN SetpointMode bias_mode Collagen lithography pinpoint mode Au111 Beads Temasek_Lab food HOPG NanoLithography SFAs