论文标题

Ising宇宙学中的热效应

Thermal effects in Ising Cosmology

论文作者

Irges, Nikos, Kalogirou, Antonis, Koutroulis, Fotis

论文摘要

我们考虑在保姆背景中的真实标量场并计算其热传播器。我们建议在DS/CFT上下文中,可以在$ d = 3 $ ising模型的异常维度中编码“ OUT”观察者所见的非平凡热效应。这些异常的维度之一,关键指数$η$,完全修复了许多宇宙学观察力,我们要计算

We consider a real scalar field in de Sitter background and compute its thermal propagators. We propose that in a dS/CFT context, non-trivial thermal effects as seen by an 'out' observer can be encoded in the anomalous dimensions of the $d = 3$ Ising model. One of these anomalous dimensions, the critical exponent $η$, fixes completely a number of cosmological observables, which we compute

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