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Single longitudinal mode operation of high power multiple-stripe injection lasers

Journal Article · · Appl. Phys. Lett.; (United States)
DOI:https://doi.org/10.1063/1.93856· OSTI ID:6611890
We report the first observation of single longitudinal mode operation in multiple-stripe injection lasers. The lasers are fabricated by channel etching and Zn diffusion in three-layer double heterostructures grown by organometallic vapor phase epitaxy. Linear output characteristics have been observed to cw output powers of 180 mW (uncoated facets) at room temperature with good stripe-to-stripe uniformity. Operation in a single longitudinal mode has been seen to 60-mW output and is evidence for strong stripe-to-stripe coupling.
Research Organization:
Hewlett Packard Laboratories, Palo Alto, California 94304
OSTI ID:
6611890
Journal Information:
Appl. Phys. Lett.; (United States), Journal Name: Appl. Phys. Lett.; (United States) Vol. 42:2; ISSN APPLA
Country of Publication:
United States
Language:
English