Lina Guo, Yongzhu Chen, Yangjian Cai. Modulation of Far-Field Propagation Properties of Nonparaxial Partially Coherent Beams with Spatial Correlation Structure[J]. Acta Optica Sinica, 2017, 37(11): 1105002
- Acta Optica Sinica
- Vol. 37, Issue 11, 1105002 (2017)
Fig. 1. Variation in spectral coherence degree |μ(r0,-r0)| of BGSM beam in light source plane with β when σ0=2λ and δ0=λ. (a) β=0; (b) β=1; (c) β=2.5; (d) β=5
Fig. 2. Variation in energy spectrum distribution of BGSM beam with a when σ0=2λ and δ0=λ. (a) a=0.5λ; (b) a=λ; (c) a=2λ; (d) without aperture
Fig. 3. Variation in normalized light intensity distribution of BGSM beam in z=10zR with a when σ0=2λ, δ0=λ and β=2.5. (a) a=0.2λ; (b) a=0.5λ; (c) a=λ; (d) without aperture
Fig. 4. Variation in normalized light intensity distribution of BGSM beam in z=10zR with σ0 when δ0=λ, β=2.5 and a=λ. (a) σ0=0.1λ; (b) σ0=0.5λ; (c) σ0=λ; (d) σ0=4λ
Fig. 5. Variation in normalized light intensity distribution of BGSM beam in z=10zR with σ0 when σ0=2λ, β=2.5 and a=λ. (a) σ0=0.2λ;(b) σ0=0.5λ; (c) σ0=0.8λ; (d) σ0=1.5λ
Fig. 6. Variation in normalized light intensity distribution of BGSM beam in z=10zR with β when σ0=2λ, δ=λ and a=λ. (a) β=0; (b) β=2; (c) β=4; (d) β=6
Fig. 7. Variation in far-field divergence angle θ of truncated BGSM beam with (a) relative aperture radius a/λ, (b) relative beam waist radius σ0/λ, (c) relative coherence width δ0/λ and (d) β
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