论文标题

对称性不恢复的自由和安全的命运

The free and safe fate of symmetry non-restoration

论文作者

Bajc, Borut, Lugo, Adrian, Sannino, Francesco

论文摘要

我们研究了四个维量规雄性理论的高温命运,具有相互作用或非相互作用性质的短距离形式。后者被称为完全渐近自由,作为模板,我们考虑了非亚洲仪表理论,其特征是通过Yukawa Itsp《相互作用》或两个与(OUT)fermions的标量相连的两个单线标量与测量费米子的结合。对于短距离相互作用的固定点(称为渐近安全的理论),我们考虑了两个可计算的示例。 探索上面的安全和自由理论的景观,我们发现了一类完全渐近的自由理论,在任意高温下对称性破裂。在最小的形式中,该类别由一个理论组成,其两个基本测量的标量每个都在一个独立的群体下衡量。

We investigate the high temperature fate of four dimensional gauge-Yukawa theories featuring short distance conformality of either interacting or non-interacting nature. The latter is known as complete asymptotic freedom and, as templates, we consider non-abelian gauge theories featuring either two singlet scalars coupled to gauged fermions via Yukawa interactions or two gauged scalars with(out) fermions. For theories with interacting fixed points at short distance, known as asymptotically safe, we consider two calculable examples. Exploring the landscape of safe and free theories above we discover a class of complete asymptotically free theories for which symmetry breaks at arbitrary high temperatures. In its minimal form this class is constituted by a theory with two fundamental gauged scalars each gauged under an independent group.

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