Articles tagged "annular bright field"

The 16th European Microscopy Congress 2016
Analytical electron microscopy characterization of light-emitting diodes based on ordered InGaN nanocolumns
Almudena Torres-Pardo (1), Žarko Gačević (2), Noemi García-Lepetit (2), Marcus Müller (3), Sebastian Metzner (3), Ana Bengoechea-Encabo (2), Steven Albert (2), Frank Bertram (3), Peter Veit (3), Juergen Christen (3), Enrique Calleja (2), Jose M. González-Calbet (1, 4)
1. Departamento de Química Inorgánica I, Facultad de Químicas, Universidad Complutense CEI Moncloa, Madrid, Espagne 2. ISOM-ETSIT, Universidad Politécnica de Madrid, Madrid, Espagne 3. Institute of Experimental Physics, Otto-von-Guericke-University Magdeburg, Magdeburg, Allemagne 4. ICTS Centro Nacional de Microscopía Electrónica, Universidad Complutense CEI Moncloa, Madrid, Espagne
Self-assembled nanocolumns (NCs) with InGaN/GaN disks constitute an alternative to conventional light emitting diodes (LED) planar devices [1]. However, their efficiency and reliability are hindered…