MagneticForce Writing FailureAnlaysis LateralForceMicroscopy light_emitting Imprint CopperFoil Co/Cr/Pt molecular_beam STM graphene_hybrid SmallScan Praseodymium AM-KPFM blended polymers ForceVolumeMapping Workfunction Roughness PolyStylene IISCBangalore P3HT KAIST Magnets mfm_amplitude DeflectionOptics PinpointPFM HighAspect Trench MetalCompound BFO ChemicalCompound ferromagnetic alkanes PtfeMembrane Molybdenum