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Title: AlGaAs double-heterostructure diode lasers fabricated on a monolithic GaAs/Si substrate

Journal Article · · Appl. Phys. Lett.; (United States)
DOI:https://doi.org/10.1063/1.95273· OSTI ID:6875876

AlGaAs double-heterostructure diode lasers have been fabricated for the first time on a monolithic GaAs/Si substrate. The heterostructure was prepared by growth of a series of GaAs and AlGaAs layers on a Ge-coated Si wafer. For pulsed operation at 77 K the lowest threshold current was 260 mA, the highest power output was 1.8 mW per facet, and the highest differential quantum efficiency was 1.2%.

Research Organization:
Lincoln Laboratory, Massachusetts Institute of Technology, Lexington, Massachusetts 02173-0073
OSTI ID:
6875876
Journal Information:
Appl. Phys. Lett.; (United States), Vol. 45:4
Country of Publication:
United States
Language:
English