DocumentCode
2713364
Title
Intensity modulation of terahertz quantum cascade lasers under below-bandgap optical excitation
Author
Sekine, Norihiko ; Hosako, Iwao
Author_Institution
Nat. Inst. of Inf. & Commun. Technol., Tokyo, Japan
fYear
2010
fDate
5-10 Sept. 2010
Firstpage
1
Lastpage
1
Abstract
We have investigated the light-current characteristics of terahertz quantum cascade lasers using an external light whose energy is below the bandgap energy of the host material. It is found that light injection induces a large modulation depth, up to 100%.
Keywords
millimetre wave lasers; quantum cascade lasers; below-bandgap optical excitation; intensity modulation; light injection; terahertz quantum cascade lasers; Intensity modulation; Materials; Photonic band gap; Photonics; Quantum cascade lasers; Waveguide lasers;
fLanguage
English
Publisher
ieee
Conference_Titel
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
Conference_Location
Rome
Print_ISBN
978-1-4244-6655-9
Type
conf
DOI
10.1109/ICIMW.2010.5612631
Filename
5612631
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