-attractors in quintessential inflation motivated by supergravity

LA Saló, D Benisty, EI Guendelman, J Haro - Physical Review D, 2021 - APS
An exponential kind of quintessential inflation potential motivated by supergravity is studied.
This type belongs to the class of α-attractor models. The model was studied for the first time …

Disentangling patchy reionization signatures from primordial gravitational waves using CMB E-mode and B-mode polarization

D Jain, S Mukherjee… - Monthly Notices of the …, 2024 - academic.oup.com
The detection of large angular scale B mode in the cosmic microwave background (CMB)
polarization signal will open a direct window into not only the primary CMB anisotropies …

Effective theory of inflationary magnetogenesis and constraints on reheating

D Maity, S Pal, T Paul - Journal of Cosmology and Astroparticle …, 2021 - iopscience.iop.org
Effective theory framework based on symmetry has recently gained widespread interest in
the field of cosmology. In this paper, we apply the same idea on the genesis of the primordial …

[HTML][HTML] Cosmology of fermionic dark energy coupled to curvature

D Benisty - Nuclear Physics B, 2023 - Elsevier
A formulation of cosmology driven by fermions ψ is studied. Assumption that the expectation
value of the fermion bilinear is non-zero simplifies the homogeneous solution of the Dirac …