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A 980-nm band laser diode pump source with a detuned wavelength of 1000 nm for praseodymium-doped fiber amplifiers

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5 Author(s)
K. Isshiki ; Mitsubishi Electr. Corp., Kanagawa, Japan ; H. Sasamori ; H. Watanabe ; K. Kasahara
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By using practical high-power 980-nm band laser diodes, efficient direct pumping for a praseodymium-doped fiber amplifier (PDFA) is achieved. The lasing wavelength is detuned from 980 to 1000 nm by selective optical feedback from a fiber grating

Published in:

Journal of Lightwave Technology  (Volume:16 ,  Issue: 3 )