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gr-qc2024
Returning Back to Mukhanov Parametrization of Inflationary Equation of State
Barun Kumar Pal
We have re-examined Mukhanov parametrization for inflationary equation of state, , in the light of Planck 2018 results and latest bound of tensor-to-scalar r…
gr-qc2018
Constraints on quintessence scalar field models using cosmological observations
Weiqiang Yang, M. Shahalam, Barun Pal +2
We consider a varieties of quintessence scalar field models in a homogeneous and isotropic geometry of the universe with zero spatial curvature aiming to provide stringent constrai…
gr-qc2015
Theoretical and observational aspects of cosmological inflation
Barun Kumar Pal
This thesis piles up the results of five works in the field of cosmological inflation, inflationary cosmological perturbations, cosmic microwave background(CMB) and weak gravitatio…