DocumentCode
2825453
Title
Absorbtion and quantum efficiency calculation for quantum cascade photodetector
Author
Gryshchenko, Sergii ; Klimenko, Mikhail ; Shulika, Oleksiy ; Lysak, Vladimir
Author_Institution
Lab. Photonics, Kharkov Nat. Univ. of Radio Electron., Kharkov, Ukraine
fYear
2010
fDate
12-14 Sept. 2010
Firstpage
278
Lastpage
279
Abstract
Performance of the quantum cascade 2.3 μm InAs/GaAs/InGaAs photodetector is estimated theoretically employing density matrix theory. Presented design shows 58% quantum efficiency and 98 nm FWHM.
Keywords
III-V semiconductors; gallium arsenide; indium compounds; light absorption; optical design techniques; photodetectors; quantum well devices; InAs-GaAs-InGaAs; density matrix theory; optical absorption; optical design; quantum cascade photodetector; quantum efficiency calculation; wavelength 2.3 mum; Absorption; Detectors; Gallium arsenide; Indium gallium arsenide; Mathematical model; Optical polarization; Quantum mechanics;
fLanguage
English
Publisher
ieee
Conference_Titel
Thz Radiation (TERA), 2010 2nd IEEE International Workshop
Conference_Location
Sevastopol
Print_ISBN
978-1-4244-8296-2
Type
conf
DOI
10.1109/TERA.2010.5619941
Filename
5619941
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