Theory shows that near-complete pump depletion can be obtained in uniform fiber-optic parametric amplifiers (OPA's) for a particular phase-matching condition. We have demonstrated 92% pump depletion in a cw fiber OPA, with a 200-mW pump at 1560 nm in an 11-km-long dispersion-shifted fiber.
© 2001 Optical Society of America
(060.4370) Fiber optics and optical communications : Nonlinear optics, fibers
(190.2620) Nonlinear optics : Harmonic generation and mixing
(190.4380) Nonlinear optics : Nonlinear optics, four-wave mixing
(190.4970) Nonlinear optics : Parametric oscillators and amplifiers
M. E. Marhic, K. K. Y. Wong, M. C. Ho, and L. G. Kazovsky, "92% pump depletion in a continuous-wave one-pump fiber optical parametric amplifier," Opt. Lett. 26, 620-622 (2001)