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The presence of a light vector field coupled to a scalar field during inflation makes a distinct prediction: the observed correlation functions of the cosmic microwave background (CMB) become statistically anisotropic.
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2014
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2013
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2013
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R. Emami and H. Firouzjahi, Curvature Perturbations in Anisotropic Inflation with Symmetry Breaking
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D. Cannone, G. Tasinato, and D. Wands, Generalised tensor fluctuations and inflation
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R. Emami, H. Firouzjahi, and M. Zarei, Anisotropic Inflation with the non-Vacuum Initial State
2014
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A. Dey, E. D. Kovetz, and S. Paban, Power Spectrum and Non-Gaussianities in Anisotropic Inflation
2014
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