Characterization of Two-Dimensional Electron Gas at the y-Al2O3/SrTiO3 Interface. (August 2015) - Lu, Sirong; Kormondy, Kristy J.; Ngo, Thong Q.; Aoki, Toshihiro; Posadas, Agham; Ekerdt, John G.; Demkov, Alexander A.; McCartney, Martha R.; Smith, David J.