@article{oai:tohoku.repo.nii.ac.jp:00047810, author = {Wang, T. and Ohno, Y. and Lachab, M. and Nakagawa, D. and Shirahama, T. and Sakai, S. and Ohno, H.}, issue = {23}, journal = {Applied Physics Letters}, month = {}, note = {学術論文 (Article)}, pages = {3531--3533}, title = {Electron mobility exceeding 104cm2/Vs in an AlGaN-GaN heterostructure grown on a sapphire substrate}, volume = {74}, year = {1999} }