temperature controller AFM Edwin Sperm KPFM ShenYang Polyurethane GlassTemp LiquidCell self_healing Phthalocyanine HighAcpectRatio SFAs Electrode Butterfly temp Ram Fet C60H122 Chemical_Vapor_Deposition Pores Memory Pzt Semiconductor pulsed_laser_deposition mfm_amplitude Roughness PVAC Strontium Hexacontane contact ContactMode ScratchMode ferromagnetic silicon_oxide I-VSpectroscopy