InGaAs/AlAsSb quantum cascade detectors operating in the near infrared

被引：59
|
作者：
Giorgetta, F. R. [1 ]
Baumann, E.
Hofstetter, D.
Manz, C.
Yang, Q.
Koehler, K.
Graf, M.
机构：
[1] Univ Neuchatel, Inst Phys, CH-2000 Neuchatel, Switzerland
[2] Fraunhofer Inst Appl Solid State Phys, D-79108 Freiburg, Germany
[3] Natl Res Council Canada, Inst Microstruct Sci, Ottawa, ON K1A 0R6, Canada
来源：
APPLIED PHYSICS LETTERS | 2007年 / 91卷 / 11期
关键词：
D O I：
10.1063/1.2784289
中图分类号：
O59 [应用物理学];
学科分类号：
摘要：
The authors report on short-wavelength In0.53Ga0.47As/AlAs0.56Sb0.44 quantum cascade detectors (QCDs). At room temperature, one device detects at 505 meV (2.46 mu m) with a responsivity of 2.57 mA/W, while a second QCD is sensitive at 580 meV (2.14 mu m) with a responsivity of 0.32 mA/W.
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页数：3
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