中国激光, 2018, 45 (11): 1105001, 网络出版: 2018-11-15
半导体激光可调谐局域空心光束 下载: 978次
Tunable Bottle Beam of Semiconductor Laser
图 & 表
图 1. 半导体激光器的特性。(a)在快轴和慢轴方向上的发光特性;(b)传播特性
Fig. 1. Characteristics of semiconductor laser. (a) Luminescent properties along fast and slow axes; (b) propagation characteristics
图 2. 光束整形系统结构以及局域空心光束的示意图
Fig. 2. Schematic of the structure of beam shaping system and the bottle beam
图 5. 发散角θ'和最大无衍射距离zmax与梯度折射率透镜和平凸柱透镜间的距离m的关系
Fig. 5. Divergence angle θ' and maximum non-diffraction beam distance zmax versus distance m between gradient index lens and plano-convex cylindrical lens
图 6. 入射到轴棱锥的光束发散角θ'对类贝塞尔光束的影响。(a) θ'=0°;(b) θ'=0.5°;(c) θ'=1°;(d) θ'=1.5°
Fig. 6. Influence of divergence angle θ' of beam incident on axial cone on quasi-Bessel beam. (a) θ'=0°; (b) θ'=0.5°; (c) θ'=1°; (d) θ'=1.5°
图 7. 不同激光光束发散角时,局域空心光束的光强分布。(a) 0°;(b) 0.5°;(c) 1°;(d) 1.5°
Fig. 7. Intensity distributions of bottle beams for different divergence angles of laser beam. (a) 0°; (b) 0.5°; (c) 1°; (d) 1.5°
杨智焜, 马晓辉, 房俊宇, 金亮, 徐英添, 张贺. 半导体激光可调谐局域空心光束[J]. 中国激光, 2018, 45(11): 1105001. Yang Zhikun, Ma Xiaohui, Fang Junyu, Jin Liang, Xu Yingtian, Zhang He. Tunable Bottle Beam of Semiconductor Laser[J]. Chinese Journal of Lasers, 2018, 45(11): 1105001.