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Higgs inflation in complex geometrical scalar-tensor theory of gravity
Physics of the Dark Universe ( IF 5.0 ) Pub Date : 2020-01-24 , DOI: 10.1016/j.dark.2020.100480
José Edgar Madriz Aguilar , J. Zamarripa , M. Montes , C. Romero

We derive a Higgs inflationary model in the context of a complex geometrical scalar-tensor theory of gravity. In this model the Higgs inflaton scalar field has geometrical origin playing the role of the Weyl scalar field in the original non-riemannian background geometry. The energy scale enough to generate inflation from the Higgs energy scale is achieved due to the compatibility of the theory with its background complex Weyl-integrable geometry. We found that for a number of e-foldings N=63, a nearly scale invariant spectrum for the inflaton is obtained with an spectral index ns0.9735 and a scalar to tensor ratio r0.01, which are in agreement with Planck observational data.



中文翻译:

复杂几何标量-张量引力理论中的希格斯膨胀

我们在复杂的几何标量-张量引力理论的背景下推导了希格斯膨胀模型。在该模型中,希格斯膨胀子标量场具有几何原点,在原始非里曼方程式背景几何中起韦尔标量场的作用。由于该理论与其背景复杂的Weyl可积几何的相容性,因此获得了足以从希格斯能级产生膨胀的能级。我们发现,对于许多电子折叠ñ=63,获得了具有指数指数的胀气的近似尺度不变光谱 ñs09735 和标量张量比 [R001,与普朗克的观测数据一致。

更新日期:2020-01-24
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