高斯截短曲线
The generalized beam propagation factor ( M G 2 factor) of circularly symmetric truncated Laguerre-Gaussian beams is studied using the generalized truncated second-order moments method.
用广义截断二阶矩方法对截断圆对称拉盖尔高斯光束的广义光束传输因子(MG2因子)作了研究,得到了MG2因子的解析公式,并用数值计算例作了说明。
Using the entropy-based width, asymptotic analysis and encircled power in the bucket, the waist width w, far-field divergence angle θ 0 and M2 factors of a truncated flatted Gaussian beam ( FGB) were studied and compared.
使用熵束宽、渐近分析和环围功率法对截断平顶高斯光束的束腰宽度w、远场发散角θ0和M2因子作了比较研究。
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