Cover Image

Effective Phantom Dark Energy: What Cosmological Reconstruction Does and Does Not Imply

Fuente: arXiv

Saved in:

Bibliographic Details
Main Author:	Mishra, Swagat S.
Format:	Preprint
Published:	2026
Subjects:	Cosmology and Nongalactic Astrophysics General Relativity and Quantum Cosmology High Energy Physics - Phenomenology High Energy Physics - Theory
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Cosmic Inflation: Background dynamics, Quantum fluctuations and Reheating
by: Mishra, Swagat S.
Published: (2024)

Braneworld Dark Energy in light of DESI DR2
by: Mishra, Swagat S., et al.
Published: (2025)

Canonical and Non-canonical Inflation in the light of the recent BICEP/Keck results
by: Mishra, Swagat S., et al.
Published: (2022)

New models of Quintessential Inflation featuring plateau and hilltop potentials
by: Mishra, Swagat S., et al.
Published: (2024)

Phantom Crossing and Oscillating Dark Energy with $F(R)$ Gravity
by: Nojiri, Shin'ichi, et al.
Published: (2025)

Morphology of Inflationary Gravitational Wave Spectra imprinted by a Sequence of Post-Inflationary Epochs $via$ ${\rm GWInSpect}$
by: Mishra, Swagat S., et al.
Published: (2025)

Does Cosmology require Hermiticity in Quantum Mechanics?
by: Trivedi, Oem, et al.
Published: (2026)

Witten-O'Raifeartaigh potential revisited in the context of Warm Inflation
by: Das, Suratna, et al.
Published: (2025)

Dark Energy and the Symbiosis Between Micro-physics and Cosmology (Naturally)
by: Burgess, C. P.
Published: (2025)

Inflationary Gravitational Waves as a probe of the unknown post-inflationary primordial Universe
by: Soman, Athul K., et al.
Published: (2024)

Numerical simulations of inflationary dynamics: slow roll and beyond
by: Bhatt, Siddharth S., et al.
Published: (2022)

Screened Axio-dilaton Cosmology: Novel Forms of Early Dark Energy
by: Smith, Adam, et al.
Published: (2025)

Formation and decay of oscillons after inflation in the presence of an external coupling, Part-I: Lattice simulations
by: Shafi, Mohammed, et al.
Published: (2024)

A Focused Review of Quintom Cosmology: From Quintom Dark Energy to Quintom Bounce
by: Qiu, Tao-tao, et al.
Published: (2025)

Phantom matters
by: Andriot, David
Published: (2025)

Extended Effective Field Theory of Dark Energy: Ghost Condensate Dark Energy with Sextic Dispersion Relation in de Sitter Spacetime
by: Ashoorioon, A., et al.
Published: (2025)

Cosmological Magnetic Fields from Ultralight Dark Matter
by: Brandenberger, Robert, et al.
Published: (2025)

Does DESI 2024 Confirm $Λ$CDM?
by: Colgáin, Eoin Ó, et al.
Published: (2024)

Dark Energy Crosses the Line: Quantifying and Testing the Evidence for Phantom Crossing
by: Özülker, Emre, et al.
Published: (2025)

Addressing the DESI DR2 Phantom-Crossing Anomaly and Enhanced $H_0$ Tension with Reconstructed Scalar-Tensor Gravity
by: Efstratiou, Dimitrios, et al.
Published: (2025)

Composite Dark Energy and the Cosmological Tensions
by: Gómez-Valent, Adria, et al.
Published: (2024)

Discretely Evanescent Dark Energy
by: Kaloper, Nemanja
Published: (2025)

Open Effective Field Theory and the Physics of Cosmological Collider Signals
by: Colas, Thomas, et al.
Published: (2025)

Phantom matter: a challenging solution to the cosmological tensions
by: Gomez-Valent, Adria, et al.
Published: (2024)

The Amplitude-Growth Degeneracy and Implied $A_s$ Diagnostic for Background-Inert Modified Gravity
by: Kolhatkar, Ameya, et al.
Published: (2026)

Constraints on Genesis Cosmology from the Smeared Null Energy Condition
by: Yu, Dong-Hui, et al.
Published: (2025)

On the Analysis Dependence of DESI Dynamical Dark Energy
by: Colgáin, Eoin Ó, et al.
Published: (2025)

Revise the Dark Matter-Phantom Scalar Field Interaction
by: Paliathanasis, Andronikos, et al.
Published: (2024)

Gaussian Process Reconstruction of Cosmological Parameters with Gravitational Wave Sirens using Machine Learning
by: Nandi, Gourab, et al.
Published: (2026)

Oscillatory Freeze from Inertial Holographic Dark Energy
by: Singh, Swapnil Kumar
Published: (2026)

Dynamical Dark Energy Emerges from Massive Gravity
by: Smirnov, Juri
Published: (2025)

Can Baby Universe Absorption Explain Dark Energy?
by: Muralidharan, Varun, et al.
Published: (2024)

On Redshift Evolution & Negative Dark Energy Density in Pantheon+ Supernovae
by: Malekjani, Mohammad, et al.
Published: (2023)

Bounce Inflation with Dynamical Dark Energy in Light of DESI DR2
by: Zhang, Xin-zhe, et al.
Published: (2026)

Non-oscillating Early Dark Energy and Quintessence from Alpha-Attractors
by: Brissenden, Lucy, et al.
Published: (2023)

Exponential Quintessence Model: Analytical Quantification of the Fine-Tuning Problem in Dark Energy
by: Maki, Naoto, et al.
Published: (2026)

Sign-Switching Dark Energy: Smooth Transitions with Recent DESI DR2 Observations
by: Ibarra-Uriondo, Beñat, et al.
Published: (2026)

Fitting the DESI BAO Data with Dark Energy Driven by the Cohen-Kaplan-Nelson Bound
by: Adolf, Patrick, et al.
Published: (2024)

Quintessence Dark Energy from non-perturbative Higgs-Yang-Mills mass gap
by: Frasca, Marco, et al.
Published: (2025)

Swampland Conjectures Constraints on Dark Energy from a Highly Curved Field Space
by: Payeur, Guillaume, et al.
Published: (2024)