经典与量子XY模型的相关不等式
数学物理
2017-08-16 v1 math.MP
摘要
我们综述了经典和量子XY模型的截断函数的相关不等式。一个结论是，在经典和量子情形下，XY模型的临界温度必然小于伊辛模型的临界温度。我们还讨论了量子XY模型临界温度的显式下界。
引用
@article{arxiv.1611.06019,
title = {Correlation inequalities for classical and quantum XY models},
author = {Costanza Benassi and Benjamin Lees and Daniel Ueltschi},
journal= {arXiv preprint arXiv:1611.06019},
year = {2017}
}
备注
13 pages. Submitted to the volume "Advances in Quantum Mechanics: contemporary trends and open problems" of the INdAM-Springer series, proceedings of the INdAM meeting "Contemporary Trends in the Mathematics of Quantum Mechanics" (4-8 July 2016) organised by G. Dell'Antonio and A. Michelangeli