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Effective potential in non-perturbative gauge theories
International Journal of Modern Physics D ( IF 2.2 ) Pub Date : 2024-02-21 , DOI: 10.1142/s0218271823501110
Gianluca Calcagni 1 , Marco Frasca , Anish Ghoshal 2
Affiliation  

We consider a formalism to describe the false-vacuum decay of a scalar field in gauge theories in non-perturbative regimes. We find that the larger the gauge coupling with respect to the self-coupling of the scalar, the shallower the local minimum of the unstable vacuum, to the point where it disappears. This offers the possibility to obtain a consistent picture of early universe cosmology: at high temperatures, a false-vacuum decay is strongly favored and the universe naturally evolves towards a stable state.



中文翻译:

非微扰规范理论的有效潜力

我们考虑用一种形式主义来描述非微扰状态下规范理论中标量场的假真空衰变。我们发现,规范耦合相对于标量的自耦合越大,不稳定真空的局部最小值就越浅,直至消失。这提供了获得早期宇宙宇宙学的一致图像的可能性:在高温下,强烈支持假真空衰变,宇宙自然地向稳定状态演化。

更新日期:2024-02-21
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