活性物质中涨落诱导一级相变的证据
软凝聚态物质
2023-01-11 v2 统计力学
摘要
我们研究了 Malthusian Toner-Tu 理论在邻近有序相中的性质。由于该 Malthusian 模型特有的生灭过程,密度涨落被部分抑制。我们使用微扰重正化群研究此模型。在一圈近似下,我们发现重正化群流将系统驱向不稳定区域,暗示存在涨落诱导的一级相变。
引用
@article{arxiv.2202.01010,
title = {Evidence of fluctuation-induced first-order phase transition in active matter},
author = {Luca Di Carlo and Mattia Scandolo},
journal= {arXiv preprint arXiv:2202.01010},
year = {2023}
}
备注
In this second version of the manuscript, we have made several minor changes: correcting typos and reorganizing the material in the main text. Moreover, we expanded the supplementary information adding more details on the calculation