DocumentCode
3577025
Title
Ultrafast (/spl sim/1 THz) 1.55 /spl mu/m all-optical switch using intersubband absorption in InGaAs/AlAs/AlAsSb coupled quantum wells
Author
Akiyama, T. ; Georgiev, N. ; Mozume, T. ; Yoshida, H. ; Gopal, A.V. ; Wada, O.
Author_Institution
Femtosecond Technol. Res. Assoc., Tsukuba, Japan
Volume
2
fYear
2001
Abstract
We report on the first all-optical switching operation of intersubband absorption at an optical communication wavelength (/spl sim/1.55 /spl mu/m), which was achieved by InGaAs/AlAs/AlAsSb coupled quantum wells. The switching energy was as low as 27 pJ.
Keywords
III-V semiconductors; electro-optical switches; gallium arsenide; high-speed optical techniques; indium compounds; optical communication equipment; semiconductor quantum wells; telecommunication switching; 1 THz; 1.55 micron; 27 pJ; InGaAs-AlAs-AlAsSb; InGaAs/AlAs/AlAsSb coupled quantum wells; all-optical switching operation; intersubband absorption; optical communication wavelength; switching energy; ultrafast 1.55 /spl mu/m all-optical switch; Absorption; Indium gallium arsenide; Nonlinear optical devices; Nonlinear optics; Optical devices; Optical pulses; Optical waveguides; Optical wavelength conversion; Switches; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Print_ISBN
0-7803-6738-3
Type
conf
DOI
10.1109/CLEOPR.2001.971160
Filename
971160
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