Acta Optica Sinica, Volume. 34, Issue 7, 719002(2014)

Generation and Management of Optical Self-Similar Waves in Inhomogeneous Graded-Index Waveguides

Wang Dake*, Wang Juanfen, Dang Tingting, Zhang Zhaoxia, and Yang Lingzhen
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    Based on the nonlinear Schrdinger equation with variable coefficients, which can describe the transmission of optical wave in inhomogeneous graded-index waveguide, the generation and management of bright and dark self-similar waves in different waveguides are discussed. According to the exact optical self-similar solutions of the equation, the evolutions of the self-similar waves in the Kerr nonlinear plane waveguide, the homogeneous graded-index waveguide, and the inhomogeneous graded-index waveguides with periodic distribution and with hyperbolic distribution are studied in detail respectively. The results show that the generation of the self-similar wave relates to the distributions of the linear and nonlinear refractive indexes. The self-similar waves can be compressed and amplified in both homogeneous system and hyperbolic system. However, in the hyperbolic system, the transmission distance of self-similar waves can be more limited. In a periodic oscillation system, self-similar waves with a periodic oscillation can be generated and propagate stably.

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    Wang Dake, Wang Juanfen, Dang Tingting, Zhang Zhaoxia, Yang Lingzhen. Generation and Management of Optical Self-Similar Waves in Inhomogeneous Graded-Index Waveguides[J]. Acta Optica Sinica, 2014, 34(7): 719002

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    Paper Information

    Category: Nonlinear Optics

    Received: Dec. 20, 2013

    Accepted: --

    Published Online: Jun. 10, 2014

    The Author Email: Dake Wang (rabbitwang0403@126.com)

    DOI:10.3788/aos201434.0719002

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