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Dual-wavelength cascaded Raman fibre laser

Dual-wavelength cascaded Raman fibre laser

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Dual-wavelength lasing at 1480 and 1500 nm has been demonstrated from a cascaded Raman fibre laser with a WDM coupler and two pairs of Bragg gratings. Intensity-adjustable, wavelength-tunable laser operation was achieved by tensile stress wavelength tuning of the gratings.


    1. 1)
      • Chernikov, S.V., Lewis, S.A.E., Taylor, J.R.: `Broadband Ramanamplifiers in the spectral range of 1480-1620 nm', WG6-1, Conf. Optical Fibre Communications, 1999.
    2. 2)
      • Rottwitt, K., Kidorf, H.D.: `A 92 nm bandwidth Raman amplifier', PD6-1, Conf. Optical Fibre Communications, 1998.
    3. 3)
      • Do Il Chang , S.V. Chernikov , M.J. Guy , J.R. Taylor , Hong Jin Kong . Efficient cascaded Raman generation and signal amplification at 1.3 mmin GeO2-dopedsingle-mode fibre. Opt. Commun.
    4. 4)
      • G.A. Ball , W.W. Morey . Compression-tuned single frequency Bragggrating fibre laser. Opt. Lett.
    5. 5)
      • Emori, T., Namiki, S.: `100 nm bandwidth flat gain Raman amplifierspumped and gain equalized by 12-wavelength-channel WDM high power laser diodes', PD19-1, Conf. Optical Fibre Communications, 1999.

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