| 1. | Incoherent scattering cross section 非相干散射截面 |
| 2. | Inelastic scattering cross section 非弹性散射截面 |
| 3. | Elastic scattering cross section 弹性散射截面 |
| 4. | Partial scattering cross section 部分散射截面 |
| 5. | Bound scattering cross section 束缚散射截面 |
| 6. | Study of interaction potential and differential scattering cross section for he - n 2碰撞体系相互作用势及微分散射截面的研究 |
| 7. | Calculation of scattering cross section of the electron and the second period element atom 低能电子与第二周期元素原子碰撞截面的理论计算 |
| 8. | By applying the boundary conditions and the orthogonality of spherical vector wave functions , an adequate number of relations between the unknown coefficients is generated . from all these discussions , the scattered fields and normalized scattering cross sections are computed 通过以上讨论,即可建立起足够多的决定各展开系数的方程,求出散射场系数,进而求出散射场及散射截面。 |
| 9. | Thirdly , the cluster - cluster aggregation model is used to study the possible structure of aggregated smokescreen particle . we also develop the mathematical radiation extinction model of aggregated particle based on t - matrix method . associated with monte carlo method , another computer program is designed to simulate the extinction cross section and scattering cross section of actually aggregated particle 本文还将“凝聚体?凝聚体”凝聚模型应用于烟幕凝聚现象研究,模拟出了烟幕凝聚粒子的可能结构,并且根据t矩阵方法发展了凝聚粒子消光特性的计算方法,结合montecarlo方法,编写了能够模拟实际烟幕凝聚粒子消光截面、散射截面的计算程序。 |
| 10. | This paper has studied the mean attenuation , scattering , and back scattering cross sections of groups of small rotating spheroids about characteristics of microwave scattering when their rotatory axes are oriented at random in any direction in 2d plane and 3d space respectively under the condition of normal distribution , and that those physical quantities are changed with different variance , expectation and wave lengths of incident electromagnetic wave 本文研究旋转轴方向分别在平面内和空间中随机取向呈正态分布时的小旋转椭球粒子群的平均衰减截面、平均散射截面、平均后向散射截面等微波散射特征,以及这些物理量随轴向分布期望、方差及入射电磁波波长的变化。 |