用变分法研究了强非局域非线性有损耗介质中1+1维厄米高斯光束的传输特性,得到了光束参量在介质中传输所遵循的规律及其形成损耗光孤子所需要的临界功率.当初始功率接近临界功率时,光束的束宽按准正弦或准余弦规律作准周期展宽变化.通过比较,利用变分法所得到的解析解与数值解在光束传输一段较长距离内都符合的比较好.
参考文献
| [1] | Rotschild C;Cohen O;Manela O;Segev M;Carmon T.Solitons in nonlinear media with an infinite range of nonlocality: First observation of coherent elliptic solitons and of vortex-ring solitons[J].Physical review letters,200521(21):3904-1-3904-4-0. |
| [2] | Marco Peccianti;Claudio Conti;Gaetano Assanto;Antonio De Luca;Cesare Umeton.All-optical switching and logic gating with spatial solitons in liquid crystals[J].Applied physics letters,200218(18):3335-3337. |
| [3] | Marco Peccianti;Katarzyna A. Brzdakiewicz;Gaetano Assanto.Nonlocal spatial soliton interactions in nematic liquid crystals[J].Optics Letters,200216(16):1460-1462. |
| [4] | M. Peccianti;A. De Rossi;G. Assanto.Electrically assisted self-confinement and waveguiding in planar nematic liquid crystal cells[J].Applied physics letters,20001(1):7-9. |
| [5] | Yi Huang;Qi Guo;Jueneng Cao.Optical beams in lossy non-local Kerr media[J].Optics Communications: A Journal Devoted to the Rapid Publication of Short Contributions in the Field of Optics and Interaction of Light with Matter,20061(1):175-180. |
| [6] | Wei Hu;Tao Zhang;Qi Guo;Li Xuan;Sheng Lan.Nonlocality-controlled interaction of spatial solitons in nematic liquid crystals[J].Applied physics letters,20067(7):071111-1-071111-3-0. |
| [7] | 白东峰;郭旗;胡巍.非局域克尔介质中厄米高斯光束传输的变分研究[J].物理学报,2008(9):5684-5689. |
| [8] | Bai Dong-Feng;Huang Chang-Chun;He Jun-Feng;Wang Yi.Variational solutions for Hermite-Gaussian solitons in nonlocal nonlinear media[J].中国物理B（英文版）,2009(7):2853-2857. |
| [9] | Ouyang Shi-Gen;Guo Qi;Lan Sheng;Wu Li-Jun.The solutions of the strongly nonlocal spatial solitons with several types of nonlocal response functions[J].中国物理（英文版）,2007(8):2325-2330. |
| [10] | Ouyang Shi-Gen;Quo Qi;Wu Li-Jun;Lan Sheng.Conservation laws of the generalized nonlocal nonlinear Schr(o)dinger equation[J].中国物理（英文版）,2007(8):2331-2337. |
| [11] | Bai Zhi-Yong;Deng Dong-Mei;Guo Qi.Elegant Ince-Gaussian beams in a quadratic-index medium[J].中国物理B（英文版）,2011(9):202-207. |
| [12] | 白东峰;王毅;华显立.非局域光学格子中光束传输的变分研究[J].激光与光电子学进展,2013(11):155-160. |
| [13] | 徐志勇;王形华.指数响应的强非局域介质中正交偏振双厄米高斯光束传输特性[J].量子电子学报,2015(5):607-612. |
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