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Midwave (4 [mu]m) infrared lasers and light-emitting diodes with biaxially compressed InAsSb active regions

Journal Article · · Applied Physics Letters; (United States)
DOI:https://doi.org/10.1063/1.111022· OSTI ID:5334866
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  1. Sandia National Laboratories, Albuquerque, New Mexico 87185 (United States)

Heterostructures with biaxially compressed, As-rich InAsSb are being investigated as active regions for midwave infrared emitters. InAs[sub 1[minus][ital x]]Sb[sub [ital x]]/In[sub 1[minus][ital x]]Ga[sub [ital x]]As ([ital x][approx]0.1) strained-layer sublattices (SLSs), nominally lattice matched to InAs, were grown using metalorganic chemical vapor deposition. An SLS light-emitting diode was demonstrated which emitted at 3.6 [mu]m with 0.06% efficiency at 77 K. Optically pumped laser emission at 3.9 [mu]m was observed in a SLS/InPSb heterostructure. The laser had a maximum operating temperature of approximately 100 K.

DOE Contract Number:
AC04-94AL85000
OSTI ID:
5334866
Journal Information:
Applied Physics Letters; (United States), Journal Name: Applied Physics Letters; (United States) Vol. 64:7; ISSN APPLAB; ISSN 0003-6951
Country of Publication:
United States
Language:
English