光学学报, 2020, 40 (24): 2401001, 网络出版: 2020-11-23
聚焦贝塞尔光束在大气湍流中的螺旋相位谱 
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Spiral Phase Spectrum of Focused Bessel Beams in Atmospheric Turbulence Channel
图 & 表
图 1. 聚焦、准直BGB在真空中传输1000 m的光强分布示意图。(a)聚焦BGB源平面光强;(b)聚焦BGB传输1000 m时的侧视图;(c)聚焦BGB接收平面光强;(d)准直BGB源平面光强;(e)准直BGB传输1000 m时的侧视图;(f)准直BGB接收平面光强
Fig. 1. Intensity distributions of focused and collimated BGBs propagating 1000 m in vacuum. (a) Intensity of focused BGB at source plane; (b) side view of focused BGB after transmitting 1000 m; (c) intensity of focused BGB at receiving plane; (d) intensity of collimated BGB at source plane; (e) side view of collimated BGB after transmitting 1000 m; (f) intensity of collimated BGB at receiving plane
图 2. 不同聚焦参数F0的BGB在大气湍流中的接收功率及串扰功率
Fig. 2. Receiving power and crosstalk power of BGB with different focusing parameters F0 in atmospheric turbulence
图 3. 不同波长、拓扑荷数对接收功率的影响。(a)波长;(b)拓扑荷数
Fig. 3. Influences of wavelength and topological charge on receiving power. (a) Wavelength; (b) topological charge
图 4. 不同束腰半径、宽度参数对接收功率的影响。(a)束腰半径;(b)宽度参数
Fig. 4. Influences of waist radius and width parameter on receiving power. (a) Waist radius; (b) width parameter
图 5. 不同湍流强度、各向异性系数对接收功率的影响。(a)湍流强度;(b)各向异性系数
Fig. 5. Influences of turbulence intensity and anisotropy coefficient on receiving power. (a) Turbulence intensity; (b) anisotropy coefficient
图 6. 不同湍流内尺度、外尺度对接收功率的影响。(a)湍流内尺度;(b)湍流外尺度
Fig. 6. Influences of internal and external scales of turbulence on received power. (a) Internal scale of turbulence; (b) external scale of turbulence
图 7. 不同拓扑荷数的BGB在湍流中传输的螺旋谱分布。(a)准直BGB;(b)聚焦BGB
Fig. 7. Spiral spectrum distributions of BGBs with different topological charges propagating in turbulence. (a) Collimated BGB; (b) focused BGB
韦宏艳, 闫玠霖, 贾鹏, 蔡冬梅. 聚焦贝塞尔光束在大气湍流中的螺旋相位谱[J]. 光学学报, 2020, 40(24): 2401001. Hongyan Wei, Jielin Yan, Peng Jia, Dongmei Cai. Spiral Phase Spectrum of Focused Bessel Beams in Atmospheric Turbulence Channel[J]. Acta Optica Sinica, 2020, 40(24): 2401001.
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