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三阶色散对脉冲经光纤放大器后增益特性的影响

DOI: 10.13190/jbupt.201003.139.gengr, PP. 139-142

Keywords: 超短脉冲,掺镱光纤放大器,三阶色散,峰值功率增益

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Abstract:

为研究限制啁啾脉冲放大(CPA)系统产生高能超短激光脉冲的可能因素,采用时间相关的非线性辐射迁移方程组描述掺镱光纤中脉冲的放大过程,并利用此模型分析了脉冲初始三阶色散(TOD)对脉冲经放大器传输后的功率增益特性的影响.数值结果表明,当入射脉冲能量相同时,初始TOD为0的脉冲放大后的输出峰值功率增益比具有正TOD的脉冲峰值功率增益小,却比TOD为负值的脉冲峰值功率增益大,并且增益值间的差别随脉冲初始能量的增大而增大.

References

[1]  Cheng Hengda, Sun Ying. A hierarchical approach to color image segmentation using homogeneity[J]. IEEE Transactions on Image Processing, 2000, 9(12): 2071-2082.
[2]  Saha P K, Udupa J K, Odhner D. Scale-based fuzzy connected image segmentation: theory, algorithms, and validation[J]. Computer Vision and Image Understanding, 2000, 77(9): 145-174.
[3]  Saha P K, Udupa J K. Optimum image thresholding via class uncertainty and region homogeneity[J]. IEEE Transactions on Pattern Analysis and Machine Learning, 2001, 23(7): 689-706.
[4]  Chen Ke. Adaptive smoothing via contextual and local discontinuities[J]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 2005, 27(10): 1552-1567.
[5]  Gonzalez R C, Woods R E. Digital image processing[M]. 2nd ed. New Jersey: Prentice Hall, 2002.
[6]  Perona P, Malik J. Scale-space and edge detection using anisotropic diffusion[J]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 1990, 12(7): 629-639.
[7]  Voci F, Eiho S, Sugimoto N, et al. Estimating the gradient threshold in the Perona-Malik equation[J]. IEEE Signal Processing Magazine, 2004, 21(3): 39-65.
[8]  Yu Jinhua, Wang Yuanyuan, Shen Yuzhong. Noise reduction and edge detection via kernel anisotropic diffusion[J]. Pattern Recognition Letters, 2008, 29(10): 1496-1503.
[9]  Canny J. A computational approach to edge detection[J]. IEEE Transactions on Pattern Analysis and Machine Intelligence, 1986, 9(6): 679-698.
[10]  Tomasi C, Manduchi R. Bilateral filtering for gray and color images//Proceedings of 6th IEEE International Conference on Computer Vision. Bombay: IEEE Press, 1998: 839-846.
[11]  Kane S, Squier J. Grating compensation of third-order material dispersion in the normal-dispersion regime: sub-100-fs chirped-pulse amplification using a fiber stretcher and grating-pair compressor[J]. IEEE Journal on Quantum Electron, 1995, 31(11): 2052-2058.
[12]  Imeshev G, Hartl I, Fermann M E. Chirped pulse amplification with a nonlinearly chirped fiber Bragg grating matched to the Treacy compressor[J]. Opt Lett, 2004, 29(7): 679-681.
[13]  He F, Hung H S S, Price J H V, et al. High energy femtosecond fiber chirped pulse amplification system with adaptive phase control[J]. Opt, Express, 2008, 16(8): 5813-5821.
[14]  Frantz L M, Nodvik J S. Theory of pulse propagation in a laser amplifier[J]. JAP, 1963, 34(8): 2346-2349.
[15]  Agrawal G P. Nonlinear fiber optics (academic)[M]. 3rd ed. New York: Academic Press, 2001: 63-84. (上接第134页)
[16]  Ghazal M, Amer A, Ghrayeb A. A real-time technique for spatio-temporal video noise estimation[J]. IEEE Transactions on Circuits and Systems for Video Technology, 2007, 17(12): 1690-1699.
[17]  Pratt W K. Digital image processing [M]. 3rd ed. New York: Wiley, 2001.

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