temperature controller AFM HydroGel HardDisk Vacuum thermal_conductivity silicon_oxide Sperm suspended_graphene Gold Nickel FM-KPFM PatternedSapphireSubstrat pulsed_laser_deposition Molybdenum Bacterium TempControl Hexacontane Multiferroic_materials Optoelectonics #EC MfmAmplitude gallium_nitride Lateral BiasMode DOE STO GranadaUniv mono_layer BariumTitanate Permalloy Roughness Platinum SmalScan CalciumHydroxyapatite GlassTemp