Oxidation 2-vinylpyridine rubber Sadowski multi_layer Kevlar Change FuelCell FrequencyModulation PolymerBlend Composition Collagen Holes Blend PS_LDPE AdhesionForce ElectrostaticForceMicroscopy Materials OpticalModulator ContactModeDot PolyvinylideneFluoride TriGlycineSulphate LMF Pyroelectric pulsed_laser_deposition FastScan Wildtype molecular_beam Mechanical&nanotechnology Chungnam_National_University Non-ContactMode Titanate aluminum_nitride Solution Nanofiber