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Influence of the Schwinger effect on radiatively corrected Higss inflationary magnetogenesis
General Relativity and Gravitation ( IF 2.1 ) Pub Date : 2022-04-08 , DOI: 10.1007/s10714-022-02920-9
Mehran Kamarpour 1
Affiliation  

We study the generation of magnetic fields in the Higgs inflation model with the axial coupling in order to break the conformal invariance of the Maxwell action and produce strong magnetic fields. We consider radiatively corrected Higgs inflation potential of our previous work in (Kamarpour, M.: Magnetogenesis in Higgs inflation model. General Relat. Gravit. (2021). https://doi.org/10.1007/s10714-021-02824-0). In comparison to the Starobinsky potential, we obtain an extra term as a one loop correction and determine the spectrum of generalized electromagnetic fields. For two values of coupling parameter \(\chi _{1}=5\times 10^{9}\) and \(\chi _{1}=7.5\times 10^{9}\), the back-reaction is weak and our analysis is valid. When we switch on the Schwinger effect,there is no difference in background inflaton field. Therefore, for range of parameters considered and analyzed in this model, the Schwinger effect in Radiatively corrected Higgs model is quite negligible and play no roles in magnetogenesis.



中文翻译:

施温格效应对辐射校正希格斯暴胀磁发生的影响

我们研究了轴向耦合的希格斯暴胀模型中磁场的产生,以打破麦克斯韦作用的共形不变性并产生强磁场。我们考虑了我们之前在(Kamarpour,M.:希格斯暴胀模型中的磁发生。General Relat. Gravit.(2021)中的工作的辐射校正希格斯暴胀潜力。https://doi.org/10.1007/s10714-021-02824-0 )。与 Starobinsky 势相比,我们获得了一个额外的项作为单环校正,并确定了广义电磁场的频谱。对于耦合参数的两个值\(\chi_{1}=5\times 10^{9}\)\(\chi_{1}=7.5\times 10^{9}\),反作用力较弱,我们的分析是有效的。当我们打开施温格效应时,背景暴胀场没有区别。因此,对于该模型中考虑和分析的参数范围,辐射校正的希格斯模型中的施温格效应可以忽略不计,并且在磁发生中没有任何作用。

更新日期:2022-04-08
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