圆柱中软球的螺旋堆积与相变
软凝聚态物质
2010-04-14 v1
摘要
研究了玻璃毛细管内热响应微球螺旋堆积的相行为随体积分数的变化。具有长程取向序的稳定堆积在粒子体积分数降低时似乎突然演变为无序状态，这与最近的硬球模拟结果一致。我们利用取向序参量psi_6的相关性和磁化率来量化这一转变。还观察到共存亚稳态堆积以及共存有序和无序状态的出现。这些发现支持了准一维系统中类相变行为的概念。
引用
@article{arxiv.1004.0362,
title = {Helical Packings and Phase Transformations of Soft Spheres in Cylinders},
author = {Matthew A. Lohr and Ahmed M. Alsayed and Bryan G. Chen and Zexin Zhang and Randall D. Kamien and Arjun G. Yodh},
journal= {arXiv preprint arXiv:1004.0362},
year = {2010}
}
备注
5 pages, with additional 4 pages of supplemental material, accepted to Physical Review E: Rapid Communications