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Potential Energy of Atom—Atom Interaction Taking Into Account the Pauli Principle
Journal of Surface Investigation: X-ray, Synchrotron and Neutron Techniques Pub Date : 2020-08-25 , DOI: 10.1134/s102745102004028x
V. P. Koshcheev , Yu. N. Shtanov

The potential energy of the atom–atom interaction, taking into account the Pauli principle, is constructed for atomic potentials that were chosen in the Molière approximation. It is shown that the potential energy of interaction between neon atoms and argon atoms lies above the experimental data, and that between krypton atoms and xenon atoms lies below the experimental data. It is shown that at large distances between xenon atoms the potential interaction energy satisfactorily agrees with the results of calculation by the density functional method, and at small distances between atoms the shielding function of the potential interaction energy lies below that of the Ziegler–Biersack—Littmark (ZBL) potential.

中文翻译:

原子的势能—考虑鲍里原理的原子相互作用

考虑到泡利原理,原子-原子相互作用的势能是针对在莫里埃近似中选择的原子势构造的。结果表明,氖原子与氩原子之间相互作用的势能高于实验数据,k原子与氙原子之间相互作用的势能低于实验数据。结果表明,在氙原子之间的距离较大时,势相互作用能与密度泛函方法的计算结果令人满意;在原子之间的距离较小时,势相互作用能的屏蔽作用低于Ziegler–Biersack的势能。利特马克(ZBL)的潜力。
更新日期:2020-08-25
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