激光与光电子学进展, 2018, 55 (4): 041902, 网络出版: 2018-09-11
强非局域非线性介质中两种空间位置相反Airy光束产生的脱落孤子演化 下载: 873次
Evolution of Shedding Soliton Generated by Two Space-Reversed Shapes of Airy Beams in Strongly Nonlocal Nonlinear Medium
图 & 表
图 1. a=0.1时,初始输入的(a)正、(b)反Airy光束空间分布图和(c) Airy光束的主峰相对能量随截断系数变化
Fig. 1. Spatial profiles of (a) tail-leading Airy beam and (b) tail-trailing Airy beam in the initial position with truncated coefficient a=0.1; (c) Airy beams relative energy at main lobe as a function of truncation coefficient
图 2. a=0.4,A=4时,正、反Airy光束在不同介质中的演化。 (a)、(b)克尔非线性介质;(c)、(d)强非局域非线性介质,μ=0.3
Fig. 2. Evolutions of the two spatially symmetrical Airy beams in different media with launched truncated coefficient a=0.4 and amplitude A=4. (a), (b) Kerr nonlinear medium; (c), (d) strongly nonlocal nonlinear medium, μ=0.3
图 3. a=0.5,μ=0.4,在强非局域非线性介质中传输时,正、反Airy光束的主峰和旁瓣在不同振幅条件下脱落孤子随传输距离的变化。(a)正Airy光束;(b)反Airy光束
Fig. 3. Position of the solitons shedding at the main lobe and the side lobes of two spatially symmetrical Airy beams versus different amplitudes with launched truncated coefficient a=0.5 and nonlocal parameter μ=0.4. (a) Tail-leading Airy beam; (b) tail-trailing Airy beam
图 4. μ=0.3,A=4时,正、反Airy光束在不同截断系数条件下随传输距离的变化。(a)、(d) a=0.05;(b)、(e) a=0.15;(c)、(f) a=0.25
Fig. 4. Position of the solitons shedding at the main lobe and the side lobes of two spatially symmetrical Airy beams for different truncated coefficients with launched amplitude A=4 and nonlocal parameter μ=0.3. (a), (d) a=0.05; (b), (e) a=0.15; (c), (f) a=0.25
图 5. μ=0.3,A=4,z=10时,正、反Airy光束的主峰和旁瓣脱落孤子的强度随截断系数a的变化。(a)正Airy光束;(b)反Airy光束
Fig. 5. Intensities of the solitons shedding at the main lobe and the side lobes of two spatially symmetrical Airy beams for different truncated coefficients with nonlocal parameter μ=0.4 ,amplitude A=4 and propagation distance z=10. (a) Tail-leading Airy beam; (b) tail-trailing Airy beam
图 6. μ=0.3,A=4,z=10时,正、反Airy光束主峰处的脱落孤子在不同截断系数下的横向位置情况
Fig. 6. Horizontal positions of the solitons shedding at the main lobe for different truncated coefficients with nonlocal parameter μ=0.4 ,amplitude A=4 and propagation distance z=10
图 7. a=0.15,A=4时正、反Airy光束在不同的非局域系数μ时传输距离的的演化。(a)、(d) μ=0.3;(b)、(e) μ=0.4;(c)、(f) μ=0.5
Fig. 7. Position of the solitons shedding at the main lobe and the side lobes of two spatially symmetrical Airy beams for different nonlocal parameters with truncated coefficient a=0.15 and amplitude A=4. (a), (d) μ=0.3; (b), (e) μ=0.4; (c), (f) μ=0
图 8. a=0.15,A=4,z=8时,正、反Airy光束的主峰和旁瓣脱落孤子的归一化强度随非局域系数的变化。(a)正Airy光束;(b)反Airy光束
Fig. 8. Intensities of the solitons shedding at the main lobe and the side lobes of two spatially symmetrical Airy beams for different nonlocal parameters with truncated coefficient a=0.15, amplitude A=4 and propagation distance z=8. (a) Tail-leading Airy beam; (b) tail-trailing Airy beam
文兵, 邓杨保, 傅喜泉. 强非局域非线性介质中两种空间位置相反Airy光束产生的脱落孤子演化[J]. 激光与光电子学进展, 2018, 55(4): 041902. Bing Wen, Yangbao Deng, Xiquan Fu. Evolution of Shedding Soliton Generated by Two Space-Reversed Shapes of Airy Beams in Strongly Nonlocal Nonlinear Medium[J]. Laser & Optoelectronics Progress, 2018, 55(4): 041902.