查询词典 Rutherford scattering

The SucceSs of Rutherford's theory of alpha particle scattering giveshim the distinction of having discovered the atomic nucleus.

由于卢瑟福成功地提出了Ot粒子散射理论，人们将发现原子核的荣誉归功于他。

Under the circumstances of shielding effect of extranuclear electron, the condition of the classics descriptions of Rutherford scattering formula is derived from the principle of uncertainty relation in the quantum mechanics.

用量子力学中不确定关系的原理，推出了在核外电子非屏蔽效应的情况下卢瑟福散射公式的经典描述的条件。

He was known as the "father" of nuclear physics, pioneered the orbital theory of the atom, notably in his discovery of rutherford scattering off the nucleus with the gold foil e XP eriment.

他被称为"核物理学之父"，是原子轨函数说的先驱，最著名的成就是利用金箔试验分离出了核子。1908年，他被授予诺贝尔化学奖。

A look into his scientific pursuit from Rutherford α-particle scattering experiment

这种弹性散射作用产生的出射粒子方向与入射方向的夹角接近180°，最初由卢瑟福作了理论分析和实验测量，故亦称卢瑟福背散射。

While α particle scattering could only be simply introduced in general physics course and could not be fully understood, because the Rutherford scattering formula could not be derived without the knowledge of theoretical mechanics.

但因卢瑟福散射公式需利用理论力学的知识方能推导，导致该部分内容在普通物理教学中只能简单介绍而无法深入展开。

Rutherford back scattering has shown that the molybdenum concentration depth profile in Al is wider than that of theory calculation. It is observed by TEM that compound A1 12 Mo can be formed in the implanted layer. The thickness of alloy layer is about 650nm by RBS. A mo...

cm- 2 。透射电镜分析证明在注入层内可形成 Al1 2 Mo晶体；背散射分析证明 Al1 2 Mo的厚度可达 6 0 0至70 0 nm；结合强束流脉冲注入的特点，根据碰撞理论提出了解释钼反常分布的"蜂窝"模型。

This work discusses and compares the methods of deriving the Rutherford scattering formula,and analyses the Rutherford scattering in the low energy(e,2e) reactions through the study on electron impact ionization of helium.

讨论和比较了用不同理论方法导出卢瑟福散射公式；分析了低能电子入射单电离氦原子(e，2e)反应中的卢瑟福散射；尤其是通过卢瑟福公式给出了有效核电荷的表达式。

As an expmple, the nuclear micro-probe facility in the Forschungszentrum Rossendorf is introduced, which has a minimum beam size of 2 micrometers and can be used to perform particle induced X-ray emission, nuclear reaction analysis, elastic recoil detection analysis, Rutherford back scattering and channeling etc.

以欧共体离子束物理及材料科学研究所的装置为例介绍了离子束微探针实验装置，给出了利用这一装置开展重离子弹性反冲核分析、研究氢在钛合金中的微观分布及其动力学行为的实验结果。

Proton generated from a Cockroft-Walton accelerator in the energy range of 30-100 keV were appropriately collimated and made to pass through a 10 g/cm^2 carbon foil. After Rutherford scattering, proton uniformly irradiated TLDs which were placed at the 20° behind and 20 cm away from the carbon foil. We used a channeltron behind TLD holder as the proton detector.

由Cockroft-Walton加速器提供之质子源，能量在30~100keV间，经准直后通过一10 g/平方公分之碳膜做拉塞福散射，散射后之质子均匀打在置於其后20°的压克力置装器内的热发光剂量计，利用压克力置装器后之一电子倍增器作为量测质子工具。

Besides, inelastic neutron scattering carried out in Rutherford Appleton Laboratory draw the same conclusion.

另外，在Rutherford Appleton实验室进行的非弹性中子散射实验也显示出了相似的现象。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。