Lateral_Force_Microscopy LiIonBattery Blend Potential ConductiveAFM PolyvinylideneFluoride NTU Organic DNAProtein plastics HumanHair Polystyrene BismuthFerrite Hafnia EvatecAG STO Worcester_Polytechnic_Institute bias_mode SingleCrystal Holes pulsed_laser_deposition DeflectionOptics DOE heterojunctions GlassTemp Fiber PinpointNanomechanicalMode Vacuum Cobalt DomainSwitching fifber SiliconCrystal Beads Friction UnivCollegeLondon