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Conferences > CLEOPR > 2001 > ThJ1 > ThJ1_2
  • The 4th Pacific Rim Conference on Lasers and Electro-Optics
  • Technical Digest Series (Optica Publishing Group, 2001),
  • paper ThJ1_2

Ultrafast (~ 1 THz) 1.55 μm All-Optical Switch Using Intersubband Absorption in InGaAs/AlAs/AlAsSb Coupled Quantum Wells

Tomoyuki Akiyama, Nikolai Georgiev, Teruo Mozume, Haruhiko Yoshida, Achanta Venu Gopal, and Osamu Wada

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Abstract

We report on the first all-optical switching operation of intersubband absorption at an optical communication wavelength (~ 1.55 μm), which was achieved by InGaAs/AlAs/AlAsSb coupled quantum wells. The switching energy was as low as 27 pJ.

© 2001 IEEE

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