PVAC Modulus bias_mode PANI alkanes MultiLayerCeramicCapacitor light_emission IMT_Bucharest ElectroChemical mono_layer CNT Graphene Grain Vacuum BloodCell ThermalDetectors Heat Beads SiliconOxide molecules Polarization kelvin probe force microscopy FM-KPFM FrictionalForceMicroscopy fluorocarbon MonoLayer ElectroDeposition Polyvinylidene BFO Cobalt ContactModeDot MolecularSelfAssembly ScanningTunnelingMicroscopy Pyroelectric SKPM