Title :
Mid-IR optical limiter based on type-II quantum wells
Author :
Khurgin, Jacob B. ; Vurgaftman, Igor ; Meyer, Jerry R.
Author_Institution :
Dept. of Electr. & Comput. Eng., Johns Hopkins Univ., Baltimore, MD, USA
Abstract :
We show that strong optically-induced intervalence band transitions in type-II QWs lead to reverse saturable absorption, and propose to use it for optical limiting over a large dynamic range.
Keywords :
optical limiters; optical saturable absorption; semiconductor quantum wells; valence bands; intervalence band transitions; large dynamic range; midIR optical limiter; optical limiting; optically-induced transitions; reverse saturable absorption; type-II quantum wells;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
