Roughness Solar Sapphire CompactDisk hetero_structure semifluorinated alkane Mfm ferromagnetic cross section atomic_steps Mapping Galfenol Polyvinylidene_fluoride Morphology HardDiskMedia Tapping Anneal dichalcogenide VortexCore ContactModeDot temp Piezoresponse HafniumDioxide domain_switching STO Film 2-vinylpyridine FM_SKPM NusEce Fiber CBD LiftHeight Etch LaAlO3 MolecularSelfAssembly