Ecoli Chrome PolyvinylideneFluoride dichalcogenide mechanical property thermoplastic_elastomers Topography DNA NCM\ Ptfe rubber Vortex University_of_Regensburg EFMAmplitude phase_change Current SetpointMode fluoroaalkane Zagreb Kevlar chemical_compound LiftMode PetruPoni MagneticForce Ni81Fe19 Phenanthrene FFM Ca10(PO4)6(OH)2 hydrocarbon multi_layer Varistor block_copolymer Battery Anneal FM-KPFM