Machine Learning Constraints on Deviations from General Relativity from the Large Scale Structure of the Universe
Published in Physical Review D, 2022
George Alestas, Lavrentios Kazantzidis and Savvas Nesseris
Publications
Observational Constraints on the Deceleration Parameter in a Tilted Universe
Published in Mon.Not.Roy.Astron.Soc., 2022
Kerkyra Asvesta, Lavrentios Kazantzidis, Leandros Perivolaropoulos and Christos Tsagas
Late-transition vs smooth H(z) Deformation Models for the Resolution of the Hubble Crisis
Published in Physical Review D, 2021
George Alestas, David Camarena, Eleonora Di Valentino, Lavrentios Kazantzidis, Valerio Marra, Savvas Nesseris and Leandros Perivolaropoulos
w-M Phantom Transition at zt<0.1 as a Resolution of the Hubble Tension
Published in Physical Review D, 2020
George Alestas, Lavrentios Kazantzidis and Leandros Perivolaropoulos
Hints for Possible Low Redshift Oscillation Around the Best-Fitting ΛCDM Model in the Expansion History of the Universe
Published in Mon.Not.Roy.Astron.Soc., 2020
Lavrentios Kazantzidis, Hanwool Koo, Savvas Nesseris, Leandros Perivolaropoulos and Arman Shafieloo
H0 Tension, Phantom Dark Energy and Cosmological Parameter Degeneracies
Published in Physical Review D, 2020
George Alestas, Lavrentios Kazantzidis and Leandros Perivolaropoulos
Hints of a Local Matter Underdensity or Modified Gravity in the Low z Pantheon Data
Published in Physical Review D, 2020
Lavrentios Kazantzidis and Leandros Perivolaropoulos
σ8 Tension. Is Gravity Getting Weaker at Low z? Observational Evidence and Theoretical Implications
Published in Springer, 2019
Lavrentios Kazantzidis and Leandros Perivolaropoulos
Hints of Modified Gravity in Cosmos and in the Lab?
Published in Int.J.Mod.Phys.D, 2019
Leandros Perivolaropoulos and Lavrentios Kazantzidis
Constraining Power of Cosmological Observables: Blind Redshift Spots and Optimal Ranges
Published in Physical Review D, 2018
Lavrentios Kazantzidis, Leandros Perivolaropoulos and Foteini Skara
Consistency of Modified Gravity with a Decreasing Geff in a ΛCDM Background
Published in Physical Review D, 2018
Radouane Gannouji, Lavrentios Kazantzidis, Leandros Perivolaropoulos and David Polarski
Evolution of the fσ8 Tension with Planck15/ΛCDM Determination and Implications for Modified Gravity Theories
Published in Physical Review D, 2018
Lavrentios Kazantzidis and Leandros Perivolaropoulos