| 1. | A scattering experiment thus requires the firing of particles of the same energy . 散射实验要求入射粒子具有相同能量。 |
| 2. | All the kinetic energy of incident particles can go into production of new particles . 入射粒子的全部功能可用于产生新的粒子。 |
| 3. | These differences are connected with the strong absorption of the composite projectiles . 这些差别与复杂的入射粒子的强烈吸收有关。 |
| 4. | Ionization dominates if the particle has an energy larger compared to atomic binding energies . 若入射粒子能量大于原子的束缚能则电离是主要的。 |
| 5. | The born approximation assumes that the incident and the outgoing particle can be described by plane waves . 玻恩近似假定入射粒子和发射粒子都可以用平面波来描述。 |
| 6. | These differences are connected with the nonlinear relationship between potential and density and the strong absorption of the composite projectiles . 这些差别与电势和密度之间的非线性关系有关,也与复杂的入射粒子的强烈吸收有关。 |
| 7. | For example , the angle between the incidence direction and scattering direction of the injected particle could be a good parameter 例如,入射粒子的入射方向和散布方向之间的角度可能是一个好参数。 |
| 8. | In this paper , which is about p + a p " + a " + reaction process , exciting the n * ( 1440 ) in the projectile of protron mediated by an isoscalar ( cr ) exchange , we continued to work in the framework of effective theory 本文在以标量介子作为交换介子的有效理论框架下,在完全相对论的基础上,研究了p + a p + a +反应模型中,在入射粒子p上产生共振激发态n ~ * ( 1440 )的反应过程。 |
| 9. | The relative momentum of two final particles and the cross section are zero at the threshold energy for an endothermic reaction , while the relative momentum of two initial particles is zero and the cross section at the threshold energy for an exothermic reaction is infinite 在吸热反应的阈能处,出射粒子的相对动量以及截面均为零。在放热反应的阈能处,入射粒子的相对动量为零,截面趋于无穷大。由于强子的动量仅提供如此低的质心系能量,强子物质中x 。 |
| 10. | X fluorescence can quickly carry out measurement without damage and motion . it was widely adopted in geology , mining , environmental - protection , archaeology and industrial - analysis . its principium is that in measurement of radioactivity , the pulse energy is directly proportional to pulse signal amplitude detected by the radiation detector X荧光方法可以实现快速、原位、无损测量,被广泛应用于地质、矿业、环保、考古、工业在线分析等领域,其原理是:在核能谱测量工作中探测器输出的脉冲信号与入射粒子的能量成正比,通过测量脉冲信号幅度,得到入射粒子的能量。 |