Title :
Quantum-well intersub-band electroluminescent diode at lambda =5 mu m
Author :
Faist, J. ; Capasso, Federico ; Sirtori, C. ; Sivco, D.L. ; Hutchinson, A.L. ; Chu, S.N.G. ; Cho, Andrew Y.
Author_Institution :
AT&T Bell Labs., Murray Hill, NJ, USA
Abstract :
Reports the first observation of mid-infra-red electroluminescence associated with an intersub-band transition in a unipolar quantum well diode with graded-gap injector. Power levels in the nanowatt range have been measured up to room temperature.
Keywords :
electroluminescence; light emitting diodes; luminescent devices; semiconductor quantum wells; 296 K; 5 mum; LEDs; graded-gap injector; intersub-band transition; mid-infra-red electroluminescence; nanowatt range power levels; quantum-well intersub-band electroluminescent diode; room temperature; unipolar quantum well diode;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19931497
