Praseodymium KevlarFiber Friction hetero_structure Copolymer BariumTitanate Hexacontane India Pvdf Adhesion NCM Battery ChemicalCompound Sio2 amplitude_modulation UnivCollegeLondon strontiu_titanate DIWafer Worcester_Polytechnic_Institute pinpoint mode TappingMode Polyaniline HardDiskMedia Wildtype EFMAmplitude Cross-section fluoroaalkane conductive Dr.JurekSadowski Biofilm MagneticPhase Polyvinylidene_fluoride Terrace StainlessSteel Lanthanum_aluminate