超短脉冲贝塞尔光束的非近轴效应对传输的影响 关键词： 非近轴效应；脉冲贝塞尔光束；自由空间传输 [gap=875]Key words: Non-paraxial effect；Pulsed Bessel beam；Propagation in free space
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propagation equation in free space 自由空间中的传输方程
By using the concept of spatially induced group velocity dispersion, the propagation of Bessel-like pulsed beam which is constant beam waist in free space is studied.
利用空间诱导色散概念，从理论上研究了等束腰宽度的类贝塞尔脉冲光束在自由空间中传输性质。
Based on the propagation law of partially coherent light, spectral changes of a polychromatic Gaussian-Schell model beam propagating in free space is studied.
基于部分相干光的传输定律，研究了多色高斯·谢尔模型光束在自由空间中传输的光谱变化。
Based on the formula, propagation properties of the beams in free space are studied through numerical calculations.
根据得到的公式通过具体数值计算对脉冲贝塞尔光束在自由空间中的传输进行了研究。
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