Imagen de Portada

Constraining parameters of spinor field dark energy: An alternative to $Λ$CDM model under the spherically symmetric FLRW space-time

Fuente: arXiv

Guardado en:

Detalles Bibliográficos
Autores principales:	Saha, Bijan, Goray, Mahendra
Formato:	Preprint
Publicado:	2025
Materias:	General Physics
Acceso en línea:	Acceder al recurso
Etiquetas:	Agregar Etiqueta Sin Etiquetas, Sea el primero en etiquetar este registro!

Ejemplares similares

Testing an anisotropic spinor field--based Modified Chaplygin Gas model in Kantowski--Sachs spacetime with observational constraints
por: Goray, Mahendra, et al.
Publicado: (2026)

Observational Constraints on a Spinor Field Generalized Chaplygin Gas Model in a Spherically Symmetric FLRW Spacetime
por: Goray, Mahendra, et al.
Publicado: (2025)

Nonlinear spinor field with Lyras geometry: Bianchi type-VI space-time
por: Saha, Bijan
Publicado: (2026)

Dynamical dark energy in models with evolution close to $Λ$CDM
por: Chakraborty, Saikat, et al.
Publicado: (2025)

An Accelerating Flat FLRW Model with Observation Constraints and Dynamic $Λ$
por: Goswami, G. K., et al.
Publicado: (2025)

The space spinor formalism and estimates for spinor fields
por: Magdy, Mariem, et al.
Publicado: (2025)

Improved null tests of $Λ$CDM and FLRW in light of DESI DR2
por: Dinda, Bikash R., et al.
Publicado: (2025)

A DESI universe with time-dependent dark energy is 119 Myr younger than a LambdaCDM universe
por: Cahill, Kevin
Publicado: (2025)

Spinor field in Bianchi type-I cosmology with Lyras geometry
por: Saha, Bijan
Publicado: (2025)

Probing late-time deviations from $Λ$CDM with a quadratic dark energy expansion
por: Khandelwal, Sehjal, et al.
Publicado: (2026)

Topological dark energy from spacetime foam: A challenge for $Λ$CDM
por: Anagnostopoulos, Fotios K., et al.
Publicado: (2025)

Is it possible to separate baryonic from dark matter within the $Λ$-CDM formalism?
por: Borowiec, Andrzej, et al.
Publicado: (2023)

Quantum stress-energy at timelike boundaries: testing a new beyond-$Λ$CDM parameter with cosmological data
por: Philcox, Oliver H. E., et al.
Publicado: (2025)

Is the $Λ$CDM Model in Crisis?
por: Chaudhary, Himanshu, et al.
Publicado: (2025)

Phase space analysis of sign-shifting interacting dark energy models
por: Halder, Sudip, et al.
Publicado: (2024)

Probing departures from $Λ$CDM by late-time datasets
por: Chaudhary, Himanshu, et al.
Publicado: (2025)

Exploring the cosmological degeneracy between decaying dark matter model and viscous $Λ$CDM
por: Aguilar-Pérez, Gilberto, et al.
Publicado: (2024)

Updated observational constraints on $ϕ$CDM dynamical dark energy cosmological models
por: Park, Chan-Gyung, et al.
Publicado: (2025)

New one-parameter models of dynamical particles in spatially flat FLRW space-times
por: Cotaescu, Ion I.
Publicado: (2024)

Interacting dark energy after DESI DR2: a challenge for $Λ$CDM paradigm?
por: Pan, Supriya, et al.
Publicado: (2025)

Complexified spinor fields in operator form
por: Prvanovic, Slobodan
Publicado: (2022)

Scalar field in Bianchi type-I cosmology with Lyra's geometry
por: Petuhov, Evgeny, et al.
Publicado: (2026)

The peculiar case of the Viaggiu holographic dark energy
por: Saha, Somnath, et al.
Publicado: (2026)

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

Putting Flat $Λ$CDM In The (Redshift) Bin
por: Colgáin, Eoin Ó, et al.
Publicado: (2022)

The skewness of the distance-redshift relation in $Λ$CDM
por: Schiavone, Tiziano, et al.
Publicado: (2023)

Mass dimension one fermions in FLRW space-time
por: Lee, Cheng-Yang, et al.
Publicado: (2024)

Transition dynamics in the $Λ_{\rm s}$CDM model: Implications for bound cosmic structures
por: Paraskevas, Evangelos A., et al.
Publicado: (2024)

Refractive index profiles for a $\mathcal{PT}$-symmetric optical structure
por: Bagchi, Bijan, et al.
Publicado: (2022)

Generalized quaternionic free rotational Dirac equation and spinor solutions in the electromagnetic field
por: Bhatt, Shikha, et al.
Publicado: (2022)

Flat holography for spinor fields
por: Ageev, Dmitry S., et al.
Publicado: (2026)

Master field equations for spherically symmetric gravitational fields beyond general relativity
por: Carballo-Rubio, Raúl
Publicado: (2025)

Effective $Λ$CDM model emerging from $f(Q,T)$ under a special EOS limit in symmetric cosmology with Bayesian and ANN observational constraints
por: Yadav, Anil Kumar, et al.
Publicado: (2025)

Renormalization group corrections to $Λ$CDM model and observational consequences for $H_0$ tension
por: Bertini, Nicolas R., et al.
Publicado: (2025)

Fully metallic geodesic lenses as analog electromagnetic models of static and spherically symmetric gravitational fields
por: Falcón-Gómez, Enderson, et al.
Publicado: (2024)

Scale-dependence in $Λ$CDM parameters inferred from the CMB: a possible sign of Early Dark Energy
por: Jiang, Jun-Qian
Publicado: (2024)

Simple $ϕΛ$ CDM dynamics
por: Ntelis, Pierros, et al.
Publicado: (2025)

Analytical $polyΛ$CDM dynamics
por: Ntelis, Pierros, et al.
Publicado: (2026)

Freezing lakes as analogue models of $Λ$CDM cosmology and beyond
por: Niehof, Lorens F., et al.
Publicado: (2026)

Null energy condition of dynamical black holes in spatially flat FLRW space-times
por: Cotaescu, Ion I.
Publicado: (2025)