Title :
Investigation of intervalence band absorption in type-II QW MIR lasers
Author :
Lobad, Ahmed ; Schlie, L.A.
Author_Institution :
Air Force Res. Lab., Albuquerque, NM, USA
Abstract :
We investigate the intervalence band absorption (IVA) in InAs/InGaSb/InAs type-II MIR lasers using a nonlinear pump-probe spectroscopy technique. We resolve the increased IVA cross-section with temperature, its influence on Auger rates and carrier heating.
Keywords :
III-V semiconductors; gallium compounds; indium compounds; infrared sources; optical frequency conversion; optical pumping; quantum well lasers; valence bands; Auger rates; InAs-InGaSb-InAs; carrier heating; intervalence band absorption; nonlinear pump-probe spectroscopy; type-II QW MIR lasers;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
