STO ScanningSpreadingResistanceMicroscopy Zagreb GaP polyvinyl acetate Imprint Chloroform mono_layer Hafnium_dioxide Conduct 3-hexylthiophene EFMAmplitude ForceVolume MechanicalProperties dielectric_trench atomic_layer heterojunctions Al2O3 Lateral_Force_Microscopy Biofilm SmalScan LiquidCrystal Spain WPlug SKPM FM_KPFM temperature_control MembraneFilter LiftHeight PMNPT INSP high_resolution CancerCell Cell hard_disk