AlGaN/GaN superlattice cross-section

AFM image of AlGaN/GaN superlattice with 57 Angstroms pitch made in local elasticity (force modulation) mode.
Image courtesy of Alexander Ankudinov and М. Dunaevsky (group of A.Titkov),
Ioffe Physico-Technical Institute, St. Petersburg, Russia

cross-section_of_algan_gan_superlattice_300x300_

AFM image of AlGaN/GaN superlattice with 57 Angstroms pitch made in local elasticity (force modulation) mode.

Image courtesy of Alexander Ankudinov and М. Dunaevsky (group of A.Titkov),
Ioffe Physico-Technical Institute, St. Petersburg, Russia
size: 300x300 nm
SPM principle: Force Modulation microscopy

AlGaN/GaN superlattice cross-section

GaAs/GaAlAs MOCVD Superlattice

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