GaAs CntFilm domain_switching thermal_property ForceMapping hydrocarbon Dopped UnivOfMaryland molecule SKKU Adhesion Piezoelectric DiffractiveOpticalElements IVSpectroscopy alkanes SingleCrystal ContactModeDots Grain CuSubstrate DNA margarine CuFoil ScratchMode hard_disk_media Leakage Roughness Tapping Cancer NtuEee Ceramics Bio CrAu InLiquid Conductance Fe_film