Noise characteristics of erbium-doped fiber amplifier pumped at 980 nm

Journal Article · Fri Jun 01 04:00:00 EDT 1990 · IEEE Photonics Technology Letters (Institute of Electrical and Electronics Engineers); (USA)

DOI:https://doi.org/10.1109/68.56605· OSTI ID:6610797

Laming, R I; Payne, D N ^[1]

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1. Optical Fiber Group, Univ. of Southampton, Southampton S09 5NH (GB)

The authors show that quantum-limited noise operation of an erbium-doped fiber amplifier is possible when pumped at 980 nm. A noise figure of 2.9 {+-} 0.4 dB was measured for pump powers of only 5.8 mW, consistent with a population inversion factor close to unity.

• OSTI ID: 6610797
• Journal Information: IEEE Photonics Technology Letters (Institute of Electrical and Electronics Engineers); (USA), Journal Name: IEEE Photonics Technology Letters (Institute of Electrical and Electronics Engineers); (USA) Vol. 2:6; ISSN IPTLE; ISSN 1041-1135
• Country of Publication: United States
• Language: English

Related Subjects

42 ENGINEERING
426002* -- Engineering-- Lasers & Masers-- (1990-)
657002 -- Theoretical & Mathematical Physics-- Classical & Quantum Mechanics
71 CLASSICAL AND QUANTUM MECHANICS
GENERAL PHYSICS
ALLOYS
AMPLIFIERS
EFFICIENCY
ELECTRONIC EQUIPMENT
EQUIPMENT
ERBIUM ADDITIONS
ERBIUM ALLOYS
FIBERS
LASER MATERIALS
MATERIALS
NOISE
OPTICAL FIBERS
OPTICAL PUMPING
PULSE AMPLIFIERS
PUMPING
QUANTUM EFFICIENCY
RARE EARTH ADDITIONS
RARE EARTH ALLOYS