Upconversion-induced variations in gain-spectra of 1.48 [micro sign]m pumped erbium-doped fluoride fibre amplifier
1990 ◽
Vol 137
(3)
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pp. 155
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Keyword(s):
2002 ◽
Vol 207
(1-6)
◽
pp. 327-331
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2000 ◽
Vol 47
(9)
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pp. 1599-1605
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