Title :
Resonant tunneling injection detectors and imagers
Author :
Memis, Omer Gokalp ; Kohoutek, John ; Dey, Dibyendu ; Wu, Wei ; Mohseni, Hooman
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Northwestern Univ., Evanston, IL, USA
Abstract :
We present a SWIR detector, which combines resonant structures with injection photodetectors. Room temperature dark current of 8nA at 1V and internal quantum efficiency of 72% were measured. 320-by-256 element arrays were fabricated towards focal plane array integration.
Keywords :
focal planes; photodetectors; quantum optics; resonant tunnelling; SWIR detector; current 8 nA; focal plane array integration; imagers; injection photodetectors; internal quantum efficiency; resonant structures; resonant tunneling injection detectors; room temperature dark current; voltage 1 V; Dark current; Geometry; Indium compounds; Indium gallium arsenide; Indium phosphide; Infrared detectors; Infrared imaging; Resonance; Resonant tunneling devices; Testing;
Conference_Titel :
LEOS Annual Meeting Conference Proceedings, 2009. LEOS '09. IEEE
Conference_Location :
Belek-Antalya
Print_ISBN :
978-1-4244-3680-4
Electronic_ISBN :
1092-8081
DOI :
10.1109/LEOS.2009.5343097
