High speed QWIP FPAs on InP substrates

Eker S. U., Arslan Y., BEŞİKCİ C.

INFRARED PHYSICS & TECHNOLOGY, vol.54, no.3, pp.209-214, 2011 (SCI-Expanded) identifier identifier

  • Publication Type: Article / Article
  • Volume: 54 Issue: 3
  • Publication Date: 2011
  • Doi Number: 10.1016/j.infrared.2010.12.015
  • Journal Name: INFRARED PHYSICS & TECHNOLOGY
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.209-214
  • Keywords: Quantum well infrared photodetectors, Focal plane arrays, Thermal imaging, WELL INFRARED PHOTODETECTORS, FOCAL-PLANE ARRAY, PERFORMANCE, WAVELENGTH, GAIN
  • Middle East Technical University Affiliated: Yes

Abstract

Quantum well infrared photodetector (QWIP) technology has allowed the realization of low cost staring focal plane arrays (FPAs). However, AlGaAs/(In)GaAs QWIP FPAs suffer from low quantum and conversion efficiencies under high frame rate and/or low background conditions.