Ecoli HDD hydrocarbon Nanopattern BaTiO3 PiezoelectricForceMicroscopy phase_change Ni-FeAlloy Transparent Spain Scratch MBE HBN Imprint lift_mode PECurve fluorocarbon IMT_Bucharest PS_PVAC conductive fifber Hole bias_mode semifluorinated alkane #EC PolyvinylideneFluoride Wildtype TyphimuriumBiofilm DOE alkanes ForceVolume DNA TungstenDeposition Platinum SurfaceOxidation