Chinese Journal of Lasers, Volume. 36, Issue 9, 2295(2009)
Enhancement and Suppression of Raman-Induced Frequency Shifts by Third-Order Dispersion in Photonic Crystal Fibers
By numerically solving the extended nonlinear Schrdinger equation, it is shown that Raman-induced self-frequency shift (RIFS) can be manipulated by third-order dispersion (TOD) in photonic crystal fibers (PCFs). In the anomalous dispersion regime, RIFS can be decreased by the positive TOD and enhanced by the negative TOD, respectively. The enhancement of RIFS by negative TOD can be suppressed by the spectral recoil effect. The variation of peak intensity and profile of input pulse plays an important role on RIFS. In the normal dispersion region, the influence of TOD on RIFS is nonsignificant due to the rapid temporal spreading.
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Lei Dajun, Yang Hua, Wen Shuangchun, Dong Hui, Zhang Jinggui, Xu Huiwen. Enhancement and Suppression of Raman-Induced Frequency Shifts by Third-Order Dispersion in Photonic Crystal Fibers[J]. Chinese Journal of Lasers, 2009, 36(9): 2295
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Received: Oct. 12, 2008
Accepted: --
Published Online: Oct. 9, 2009
The Author Email: Dajun Lei (leidajun@126.com)