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2011
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Raman amplification
Raman-effect fiber amplifier (RFA): same setup as EDFA, but the “active”
fiber is a standard, long fiber, and λ
pump
chosen as a function of λ
signal
.
Detuning
Raman gain
(THz)
0 10 20 30 40
Gain peak: ∆ν ∼ 12 THz (∆λ ∼ 100 nm).
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