基于非局域非线性介质中空间光孤子的理论模型,采用分部傅里叶算法,研究了空间孤子在二维非局域非线性介质中的传输特性及其稳定性.结果表明,在该介质中存在拉盖尔-高斯型的空间孤子;孤子的传输特性受非局域介质的调制系数、调制深度,以及光束的初始条件等调控,并且传输距离越大,影响越显著.研究结果对完善和充实空间孤子理论体系有重要意义.
参考文献
| [1] | Neshev D N,Alexander T J,Ostrovskaya E A,et al.Observation of discrete vortex solitons in optically induced photonic lattices[J].Phys.Rev.Lett.,2004,92:123903-123907. |
| [2] | Bekenstein R,Segev M.Self-accelerating optical beams in highly nonlocal nonlinear media[J].Opt.Expr.,2011,19:23706-23713. |
| [3] | Rotschild C,et al.Solitons in nonlinear media with an infinite range of nonlocality:First observation of coherent elliptic solitons and of vortex-ring solitons[J].Phys.Rev.Lett.,2005,95:213904-213907. |
| [4] | Pedri P,Santos L.Two-dimensional bright solitons in dipolar Bose-Einstein condensates[J].Phys.Rev.Lett.,2005,95:200404-200407. |
| [5] | Xu S L,Liang J C,Yi L.Self-similar solitary waves in Bessel optical lattices[J].J.Opt.Soc.Am.B,2010,27(1):99-105. |
| [6] | Shi X,Malomed B A,Ye F,et al.Symmetric and asymmetric solitons in a nonlocal nonlinear coupler[J].Phys.Rev.A,2012,85:053839-053847. |
| [7] | Skupin S,Bang O,Edmundson D,et al.Laguerre and Hermite soliton clusters in nonlocal nonlinear media[J].Phys.Rev.E,2006,73:066603-066610. |
| [8] | Yakimenko A I,Lashkin V M,Prikhodko O O.Dynamics of two-dimensional coherent structures in nonlocal nonlinear media[J].Phys.Rev.E,2006,73:066605-066614. |
| [9] | Xu S L,et al.Two-dimensional Kummer-Gaussian soliton clusters in strongly nonlocal nonlinear media[J].Acta Physica Sinica(物理学报),2010,59(2):1069-1075(in Chinese). |
| [10] | Zhang W P,Belic M,Xie R H,et al.Two-dimensional Wsittaker solitons in nonlocal nonlinear media[J].Physical Review A,2008,78:013826-013831. |
| [11] | Berry M V.Optical vortices evolving from helicoidal integer and fractional phase steps[J].J.Opt.A:Pure Appl.Opt.,2004,6:259. |
| [12] | Zhang W P,Yi L.Two-dimensional Laguerre-Gaussian soliton family in strongly nonlocal nonlinear media[J].Physical Review A,2007,75:061801(R)-061804. |
| [13] | Musslimani Z H,Yang J.Self-trapping of light in a two-dimensional photonic lattice[J].J.Opt.Soc.Am.B,2004,21:973-981. |
| [14] | Lopez-Aguayo S,Desyatnikov A S,et al.Stable rotating dipole solitons in nonlocal optical media[J].Opt.Lett.,2006,31:1100-1103. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%