激光与光电子学进展, 2020, 57 (19): 192602, 网络出版: 2020-09-23 复制并引用该论文  被引通知

图 & 表

图 1. 四光束干涉示意图

Fig. 1. Schematic diagram of four-beam interference

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图 2. 四光束非对称入射图。(a)改变入射角;(b)改变方位角;(c)~(d)同时改变入射角和方位角

Fig. 2. Asymmetric incidence pattern of four-beam. (a) Change the incidence angle; (b) change the azimuth angle;(c)--(d) change the incident angle and azimuth at the same time

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图 3. 不同光束1入射角得到的干涉光场。(a) θ₁=25°;(b) θ₁=35°;(c) θ₁=40°;(d) θ₁=45°

Fig. 3. Interference light field obtained at different incident angles of beam1. (a) θ₁=25°; (b) θ₁=35°; (c) θ₁=40°; (d) θ₁=45°

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图 4. 不同光束1方位角得到的干涉光场。(a) α₁=π/6;(b) α₁=5π/12;(c) α₁=π/2;(d) α₁=π

Fig. 4. Interference light field obtained at different azimuth angle of the beam1. (a) α₁=π/6; (b) α₁=5π/12; (c) α₁=π/2; (d) α₁=π

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图 5. 非对称入射时偏振对干涉光场的影响。(a)带状四边形点阵;(b)椭圆点阵;(c)带状六边形光强极大值点阵;(d)带状六边形光强极小值点阵

Fig. 5. Influence of polarization on the interference light field in asymmetric incidence. (a) Ribbon quadrilateral lattice; (b) elliptical lattice; (c) maximum light intensity lattice of the ribbon hexagon; (d) minimum light intensity lattice of the ribbon hexagon

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表 1不同方位角下s波和p波对应的偏振矢量

Table1. Polarization vector corresponding to s-wave and p-wave under different azimuth angles

Beam parameter Azimuth angle /rad Polarization angle /rad α φ=0(s-wave) φ=π/2(p-wave) Polarization vector 0 (0,1,0) (cos θ,0,sin θ) π/2 (-1,0,0) (0,cos θ,-sin θ) π (0,-1,0) (-cos θ,0,-sin θ) 3π/2 (1,0,0) (0,-cos θ,-sin θ) π/3 (-3/2,1/2,0) (1/2cos θ,3/2cos θ,-sin θ) 2π/3 (-3/2,-1/2,0) (-1/2cos θ,3/2cos θ,-sin θ) 4π/3 (3/2,-1/2,0) (1/2cos θ,-3/2cos θ,-sin θ)

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彭伏平, 严伟, 李凡星, 王思沫, 杜佳林, 杜婧. 基于非对称入射和偏振调制的四光束干涉光场[J]. 激光与光电子学进展, 2020, 57(19): 192602. Fuping Peng, Wei Yan, Fanxing Li, Simo Wang, Jialin Du, Jing Du. Four-Beam Interferometric Light Field Based on Asymmetric Incidence and Polarization Modulation[J]. Laser & Optoelectronics Progress, 2020, 57(19): 192602.