Abstract
The possibility of effective amplification of self-similar frequency-modulated pulses (FMPs) in longitudinally inhomogeneous active optical waveguides is studied. Peculiarities of the dynamics of parabolic pulses with a constant frequency modulation rate are considered. An optimal profile of variation of the group velocity dispersion was obtained in correspondence with optimal amplification of a similariton-like pulse. The use of FMPs in amplifying and longitudinally inhomogeneous optical waveguides with a correspondingly matched profile of normal dispersion of group velocities is shown to be capable of providing for an amplification of subpicosecond pulses up to energies above 1 nJ.
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Original Russian Text © I.O. Zolotovskii, S.G. Novikov, O.G. Okhotnikov, D.I. Sementsov, I.O. Yavtushenko, M.S. Yavtushenko, 2012, published in Optika i Spektroskopiya, 2012, Vol. 112, No. 6, pp. 965–969.
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Zolotovskii, I.O., Novikov, S.G., Okhotnikov, O.G. et al. Amplification of frequency-modulated soliton-like pulses in inhomogeneous optical waveguides with normal dispersion. Opt. Spectrosc. 112, 893–897 (2012). https://doi.org/10.1134/S0030400X12060252
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DOI: https://doi.org/10.1134/S0030400X12060252