论文标题

带有三角体梯级的两腿阶梯伊辛模型的低温热力学:一个神秘的解释

Low-temperature thermodynamics of the two-leg ladder Ising model with trimer rungs: A mystery explained

论文作者

Hutak, Taras, Krokhmalskii, Taras, Rojas, Onofre, de Souza, Sergio Martins, Derzhko, Oleg

论文摘要

最近,在带有trimer rungs的两腿梯子模型中揭示了一种令人惊讶的低温行为(Weiguo Yin,Arxiv:2006.08921)。在这些发现的激励下,我们从另一个角度研究了该模型,并证明所报告的观察结果与标准ISING链中的关键现象有关。我们还讨论了一个相关的好奇心,即以准临界指数为特征的幂律行为的出现。

Recently, a surprising low-temperature behavior has been revealed in a two-leg ladder Ising model with trimer rungs (Weiguo Yin, arXiv:2006.08921). Motivated by these findings, we study this model from another perspective and demonstrate that the reported observations are related to a critical phenomenon in the standard Ising chain. We also discuss a related curiosity, namely, the emergence of a power-law behavior characterized by quasicritical exponents.

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