0. 98 [mu]m InGaAs-InGaAsP-InGaP GRIN-SCH SL-SQW lasers for coupling high optical power into single-mode fiber
Journal Article
·
· IEEE Journal of Quantum Electronics (Institute of Electrical and Electronics Engineers); (United States)
- Furukawa Electric Co., Ltd., Yokohama (Japan)
A CW coupled optical power of 75 mW into a single-mode fiber (SMF) at a driving current of 200 mA was achieved by InGaAs-InGaAsP-InGaP GRIN-SCH SL-SQW ridge waveguide lasers emitting at 0.98 [mu]m. The GRIN-SCH profile was optimized to minimize the series resistance due to spikes at GaAs-InGaP heterointerfaces. The other approach was proposed for high coupling efficiency into the SMF with cutoff wavelength of 0.88 [mu]m: The ridge mesa width was precisely controlled around 2 [mu]m, and an aspect ratio of far-field pattern ([theta][sub [perpendicular]]/[theta][sub [parallel]]) was reduced down to 1.9. As a result, 0.98 [mu]m InGaP cladding lasers show performance comparable to the conventional AlGaAs cladding lasers.
- OSTI ID:
- 5826382
- Journal Information:
- IEEE Journal of Quantum Electronics (Institute of Electrical and Electronics Engineers); (United States), Journal Name: IEEE Journal of Quantum Electronics (Institute of Electrical and Electronics Engineers); (United States) Vol. 29:6; ISSN 0018-9197; ISSN IEJQA7
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
42 ENGINEERING
426002* -- Engineering-- Lasers & Masers-- (1990-)
ARSENIC COMPOUNDS
ARSENIDES
CHEMICAL COATING
CHEMICAL VAPOR DEPOSITION
DATA
DEPOSITION
DESIGN
EXPERIMENTAL DATA
FIBERS
GALLIUM ARSENIDES
GALLIUM COMPOUNDS
GALLIUM PHOSPHIDES
HETEROJUNCTIONS
INDIUM ARSENIDES
INDIUM COMPOUNDS
INDIUM PHOSPHIDES
INFORMATION
JUNCTIONS
LASER MATERIALS
LASERS
MATERIALS
MODE SELECTION
NUMERICAL DATA
OPTICAL FIBERS
PERFORMANCE
PHOSPHIDES
PHOSPHORUS COMPOUNDS
PNICTIDES
SEMICONDUCTOR DEVICES
SEMICONDUCTOR JUNCTIONS
SEMICONDUCTOR LASERS
SOLID STATE LASERS
SURFACE COATING
TUNING
426002* -- Engineering-- Lasers & Masers-- (1990-)
ARSENIC COMPOUNDS
ARSENIDES
CHEMICAL COATING
CHEMICAL VAPOR DEPOSITION
DATA
DEPOSITION
DESIGN
EXPERIMENTAL DATA
FIBERS
GALLIUM ARSENIDES
GALLIUM COMPOUNDS
GALLIUM PHOSPHIDES
HETEROJUNCTIONS
INDIUM ARSENIDES
INDIUM COMPOUNDS
INDIUM PHOSPHIDES
INFORMATION
JUNCTIONS
LASER MATERIALS
LASERS
MATERIALS
MODE SELECTION
NUMERICAL DATA
OPTICAL FIBERS
PERFORMANCE
PHOSPHIDES
PHOSPHORUS COMPOUNDS
PNICTIDES
SEMICONDUCTOR DEVICES
SEMICONDUCTOR JUNCTIONS
SEMICONDUCTOR LASERS
SOLID STATE LASERS
SURFACE COATING
TUNING