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arXiv 1606.03225cond-mat.mtrl-scicond-mat.stat-mech
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在寻找二维随机顺序吸附的形状最大化填充分数时,

In a search for a shape maximizing packing fraction for two-dimensional random sequential adsorption

Michał Cieśla, Grzegorz Pająk, Robert M. Ziff

摘要:

随机顺序吸附(RSA)的各种二维对象进行了研究,以找到一个形状,最大限度地饱和填充分数。这项调查是在我们以前的论文中开始的[Cievila et al.,Phys.Chem.Chem.Phys.17,24376(2015)],其中研究了平滑二聚体的密排堆积。在这里,这种形状与平滑的$n$ -聚体,spherocylinders和椭圆形进行比较。发现所研究形状中最高的填充分数是$0.58405 \pm 0.0001$,并且是针对长轴与短轴比为$1.85$的椭圆获得的,这也是所研究形状中最大的各向异性。

英文摘要:

Random sequential adsorption (RSA) of various two dimensional objects is studied in order to find a shape which maximizes the saturated packing fraction. This investigation was begun in our previous paper [Cieśla et al., Phys. Chem. Chem. Phys. 17, 24376 (2015)], where the densest packing was studied for smoothed dimers. Here this shape is compared with a smoothed $n$-mers, spherocylinders and ellipses. It is found that the highest packing fraction out of the studied shapes is $0.58405 \pm 0.0001$ and is obtained for ellipses having long-to-short axis ratio of $1.85$, which is also the largest anisotropy among the investigated shapes.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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