Hexacontane PetruPoni_Institute Insulator MeltingPoint PhaseTransition Stiffness Magnetic Force Microscopy Galfenol Piezoresponse DomainSwitching LeakageCurrent Tape Protein frequency_modulation plastic Polyethylene Gallium_Arsenide layers heterojunctions dielectric trench HexagonalBoronNitride Reading HardDisk BoronNitride Potential small_scan Titanate BFO Praseodymium Phenanthrene high_resolution PetruPoni Writing Molybdenum_disulfide UnivMaryland