AFM image of AlGaN/GaN superlattice with 74 Angstroms pitch made in local elasticity (force modulation) mode.
Image courtesy of Alexander Ankudinov and 袦. Dunaevsky (group of A.Titkov), Ioffe Physico-Technical Institute, St. Petersburg, Russia
AlGaN/GaN superlattice cross-section
AFM image of AlGaN/GaN superlattice with 74 Angstroms pitch made in local elasticity (force modulation) mode.
Image courtesy of Alexander Ankudinov and 袦. Dunaevsky (group of A.Titkov), Ioffe Physico-Technical Institute, St. Petersburg, Russia size: 500x500 nm SPM principle:Force Modulation microscopy