Fabrication and Characterization of 640x486 GaAs Based Quantum Well Infrared Photodetector (QWIP) Snapshot Camera

Sarath D. Gunapala,Sumith V. Bandara,John K. Liu,W Hong,M. Sundaram,R. Carralejo,C. A. Shott,Paul D. Maker,R.E. Miller

Fabrication and Characterization of 640x486 GaAs Based Quantum Well Infrared Photodetector (QWIP) Snapshot Camera

1997

Sarath D. Gunapala
Sumith V. Bandara
John K. Liu
W Hong
M. Sundaram
R. Carralejo
C. A. Shott
Paul D. Maker
R.E. Miller

In this paper, we discuss the development of this very sensitive long wavelength infrared (LWIR) camera based on a GaAs/AlGaAs QWIP focal plane array (FPA) and its performance in quantum efficiency, NE(delta)T, uniformity, and operability.

Keywords:

Quantum efficiency
Quantum well infrared photodetector
Noise temperature
Fabrication
Quantum well
Infrared
Infrared spectroscopy
Optics
Materials science
Optoelectronics
Photometer
Snapshot (computer storage)

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