Title :
Room temperature and high responsivity short wavelength II-VI quantum well infrared photodetector
Author :
Ravikumar, A.P. ; Guopeng Chen ; Kuaile Zhao ; Yue Tian ; Prucnal, Paul ; Tamargo, M.C. ; Gmachl, Claire F. ; Aidong Shen
Author_Institution :
Dept. of Electr. Eng., Princeton Univ., Princeton, NJ, USA
Abstract :
We experimentally demonstrate a short wavelength ZnCdSe/ZnCdMgSe quantum well infrared photodetector (QWIP) with a room temperature responsivity of over 30 A/W. The dark-current limited detectivity at 80 K was measured to be 2×109 cm√Hz/W.
Keywords :
II-VI semiconductors; cadmium compounds; infrared detectors; magnesium compounds; optical variables measurement; photodetectors; semiconductor quantum wells; zinc compounds; ZnCdSe-ZnCdMgSe; dark-current limited detectivity; high responsivity short wavelength II-VI quantum well infrared photodetector; room temperature responsivity; temperature 293 K to 298 K; temperature 80 K; Current measurement; Dark current; Materials; Noise; Photodetectors; Quantum cascade lasers; Temperature measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
