Title :
Improved light extraction from LEDs utilizing nonplanar dielectric layers from shadow mask deposition
Author :
Nelson, Thomas R., Jr. ; Blickenstaff, Sarah ; Sarangan, Andrew M. ; Ehret, James E.
Author_Institution :
Air Force Res. Lab., Wright-Patterson AFB, OH
Abstract :
We demonstrate improved emission from LEDs and resonant-cavity LEDs (RC-LEDs) via shadow mask deposited nonplanar dielectric layers. We review the shadow mask deposition method, and present detailed studies comparing devices with and without such layers
Keywords :
cavity resonators; light emitting diodes; masks; molecular beam epitaxial growth; plasma CVD; RC-LED; light extraction; nonplanar dielectric layer; resonant-cavity LED; review; shadow mask deposition; Apertures; Dielectric materials; Dielectric thin films; Force sensors; Gallium arsenide; Lenses; Light emitting diodes; Microoptics; Optical materials; Scanning electron microscopy;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.201772
