Extended Entropic Dark Energy with Four Free Parameters: Theory, Dynamics, and Constraints

Fuente: arXiv

Saved in:

Bibliographic Details
Main Author:	Momeni, Davood
Format:	Preprint
Published:	2025
Subjects:	General Relativity and Quantum Cosmology
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Dark Matter Constraints in Myrzakulov $F(R,T)$ Gravity: A Vielbein Approach in Weitzenböck Spacetime with Observational Data
by: Momeni, Davood, et al.
Published: (2025)

Metric-Affine Myrzakulov Gravity Theories: Models, Applications and Theoretical Developments
by: Momeni, Davood, et al.
Published: (2025)

Recalibrating Inflation: Insights from Starobinsky Gravity
by: Momeni, Davood
Published: (2025)

Inverse Hamiltonian Reconstruction from Gravitational Energy Density in Curved Spacetime
by: Momeni, Davood
Published: (2025)

Cosmological Reconstructions in Einstein--Cartan--Myrzakulov Gravity with Torsion and Non-Metricity in the Weitzenböck Geometrical Sector
by: Momeni, Davood, et al.
Published: (2025)

Comment on "On the bound states of the Schwarzschild black hole" by S. H. Völkel: A Reassessment of the Bound-State Analogy
by: Momeni, Davood
Published: (2025)

Gravity Rainbow Effects on Higher Curvature Modification of R2 inflation
by: Yuennan, Jureeporn, et al.
Published: (2024)

From geometry to cosmology: a pedagogical review of inflation in curvature, torsion, and extended gravity theories
by: Momeni, Davood
Published: (2025)

Einstein-Gauss-Bonnet-Myrzakulov Gravity from $R + F(T, G)$: Numerical Insights and Torsion-Gauss-Bonnet Dynamics in Weitzenböck Spacetime
by: Momeni, Davood, et al.
Published: (2025)

Shadows and photon spheres in static and rotating traversable wormholes
by: Tangphati, Takol, et al.
Published: (2023)

Inflation in Myrzakulov $F(R,T)$ Gravity: A Comparative Study in Metric, Symmetric Teleparallel, and Weitzenböck Formalisms
by: Momeni, Davood, et al.
Published: (2025)

Rotating traversable wormhole geometries in the presence of three-form fields
by: Tangphati, Takol, et al.
Published: (2023)

Myrzakulov Gravity in Vielbein Formalism: A Study in Weitzenböck Spacetime
by: Momeni, Davood, et al.
Published: (2024)

Generalized Ghost Dark Energy Model in Extended Modified Theory of Symmetric Telleparallel Gravity
by: Sharif, M., et al.
Published: (2024)

Gravitational Redshift Constraints on the Effective Theory of Interacting Dark Energy
by: Castello, Sveva, et al.
Published: (2023)

Dark Energy Compact Stars in Extended Teleparallel Gravity
by: Ditta, Allah, et al.
Published: (2024)

Warm non-minimally coupled Peccei-Quinn Inflation and de Sitter Swampland Conjecture
by: Yuennan, Jureeporn, et al.
Published: (2024)

Exploring Self-Gravitating Cylindrical Structures in Modified Gravity: Insights from Scalar-Vector-Tensor Theory
by: Momeni, Davood, et al.
Published: (2024)

Generalized Ghost Pilgrim Dark Energy Fractal Cosmology with Observational Constraint
by: Bhoyar, S. R., et al.
Published: (2024)

Dark Energy Stars in Rastall-Rainbow Gravity: Structure, Stability and Observational Constraints
by: Banerjee, Ayan, et al.
Published: (2025)

The Nature of Dark Energy and Constraints on Its Hypothetical Constituents from Force Measurements
by: Klimchitskaya, Galina L., et al.
Published: (2024)

Observational Constraints on the Structure-Induced Dark Energy Model
by: Çamlıbel, A. Kazım
Published: (2026)

On the Gaussian Assumption in the Estimation of Parameters for Dark Energy Models
by: Arevalo, Fabiola, et al.
Published: (2025)

New Agegraphic Dark Energy Model in Modified Symmetric Teleparallel Theory
by: Ajmal, Madiha, et al.
Published: (2025)

Domain Wall and Holographic Dark Energy in $f(Q)$ Theory of Gravity
by: Hatkar, S. P., et al.
Published: (2024)

III. Interacting Dark Energy: Summary of Models, Pathologies, and Constraints
by: van der Westhuizen, Marcel, et al.
Published: (2025)

Observational Constraints on Dark Energy Models with $Λ$ as an Equilibrium Point
by: Paliathanasis, Andronikos
Published: (2025)

Dark Energy Constraints from Pantheon+ Ia Supernovae Data
by: Torres-Arzayus, Sergio
Published: (2023)

Parameter Constraints on Traversable Wormholes within Beyond Horndeski Theories through Quasi-Periodic Oscillations
by: Abdulkhamidov, Farukh, et al.
Published: (2024)

Constraints on Dark Matter-Dark Energy Scattering from ACT DR6 CMB Lensing
by: Laguë, Alex, et al.
Published: (2024)

Matter-Dark Energy Transition: A Dynamical Systems Approach
by: Osano, Bob
Published: (2024)

Cosmological Tensions with Non-Extensive Entropic Cosmology: A Modified Stress-Energy Approach
by: Khodam-Mohammadi, A., et al.
Published: (2025)

Exploring Cosmic Evolution in Rényi Entropic Cosmology with Constraints from DESI DR2 BAO and GW Data
by: Mazumdar, Rajdeep, et al.
Published: (2026)

Constraint on Momentum-coupled Dark Energy using DESI DR2
by: Sahoo, Prasanta, et al.
Published: (2025)

A Higher-Derivative Hubble Parameter Dark Energy Model: Cosmological Analysis and Scalar Field Correspondence
by: Pasqua, Antonio
Published: (2025)

Beyond Two Parameters: Revisiting Dark Energy with the Latest Cosmic Probes
by: Cheng, Hanyu, et al.
Published: (2025)

When One-Parameter Dark Energy Makes Neutrinos Physical Again
by: Yang, Weiqiang, et al.
Published: (2026)

Observational Constraints on Dynamical Dark Energy Models
by: Avsajanishvili, Olga, et al.
Published: (2023)

Dark Energy: A Dynamical Systems Approach to the Reconstruction of the Equation of State
by: Osano, Bob
Published: (2024)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"en"
VUFIND_SESSION	"49062395be40deb956abfb26a54e795d"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790812536.7114 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "49062395be40deb956abfb26a54e795d" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=en; VUFIND_SESSION=49062395be40deb956abfb26a54e795d; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.147"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"21775"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2511_15747/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2511_15747/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790812536.7017
REQUEST_TIME	1790812536

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"en"
VUFIND_SESSION	"49062395be40deb956abfb26a54e795d"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790812536.7114 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "49062395be40deb956abfb26a54e795d" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=en; VUFIND_SESSION=49062395be40deb956abfb26a54e795d; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.147"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"21775"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2511_15747/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2511_15747/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790812536.7017
REQUEST_TIME	1790812536

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler

Similar Items

Similar Items

Environment & details:

Environment & details: