TransitionMetal Tin disulfide self_healing PpLdpe SSRM pulsed_laser_deposition BreastCancerCell Granada Copolymer ReflexLens SoftSample PinpointPFM BaTiO3 MeltingPoint LiftHeight Polymer Transparent Iron Hexacontane AlkaneFilm Nanopattern PinPointMode HumanHair Optic KPFM STM Chloroform Carbon Spain margarine PECurve AM_KPFM molecules AAO Korea