Articles tagged "alloy inhomogeneity"

The 16th European Microscopy Congress 2016
Atomic-Scale Compositional Fluctuations in Ternary III-Nitride Nanowires
Steffi Y Woo (1), Matthieu Bugnet (1, 2), Hieu P T Nguyen (3, 4), Songrui Zhao (3), Zetian Mi (3), Gianluigi A Botton (1)
1. Department of Materials Science and Engineering & Canadian Centre for Electron Microscopy, McMaster University, Hamilton, Canada 2. MATEIS, UMR CNRS 5510, University of Lyon – INSA, Villeurbanne, France 3. Department of Electrical & Computer Engineering, McGill University, Montreal, Canada 4. Electrical and Computer Engineering, New Jersey Institute of Technology, Newark, Etats-Unis
Ternary InGaN and AlGaN alloys have been sought after for the application of various optoelectronic devices spanning a large spectral range between the deep ultraviolet…
The 16th European Microscopy Congress 2016
Carrier Localization at Atomic-Scale Compositional Fluctuations in Single AlGaN Nanowires with Nano-Cathodoluminescence
Steffi Y Woo (1), Luiz Tizei (2), Matthieu Bugnet (1), Songrui Zhao (3), Zetian Mi (3), Mathieu Kociak (2), Gianluigi A Botton (1)
1. Department of Materials Science & Engineering, McMaster University, Hamilton, Canada 2. Laboratoire de Physique des Solides, CNRS/Université Paris Sud, Orsay, France 3. Department of Electrical and Computer Engineering, McGill University, Montreal, Canada
Considerable interest has been generated to develop highly efficient deep ultraviolet (DUV) emitters using AlGaN-based alloys with direct bandgaps between 3.4 – 6.1 eV for…