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Primordial gravitational waves from spontaneous Lorentz symmetry breaking

We study the effect of Spontaneous Lorentz Symmetry Breaking (SLSB) on Primordial Gravitational Waves (PGWs) generated during inflation. The SLSB is induced by a time-like Bumblebee vector field which is non-minimally coupled to the Ricci tensor in the Friedmann-Lemaître-Robertson-Walker background....

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Argitaratua izan da:Physics Letters B
Egile Nagusiak: Mohsen Khodadi, Gaetano Lambiase, Leonardo Mastrototaro, Tanmay Kumar Poddar
Formatua: Artikulua
Argitaratua: Elsevier 2025-08-01
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Sarrera elektronikoa:http://www.sciencedirect.com/science/article/pii/S0370269325003582
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