Vertical Structure and Dynamics of a Galactic Disk

Fuente: arXiv

Enregistré dans:

Détails bibliographiques
Auteur principal:	Jog, Chanda J.
Format:	Preprint
Publié:	2025
Sujets:	Astrophysics of Galaxies
Accès en ligne:	Acceder al recurso
Tags:	Ajouter un tag Pas de tags, Soyez le premier à ajouter un tag!

Documents similaires

Chemical dissection of merger-induced $m=1$ lopsidedness in Milky Way-like galaxies
par: Ghosh, Soumavo, et autres
Publié: (2025)

Observational evidence for local vertical constraining of \HI by molecular cloud complexes
par: Nandakumar, Meera, et autres
Publié: (2024)

A Vertically Orientated Dark Matter Halo Marks a Flip of the Galactic Disk
par: Zhu, Ling, et autres
Publié: (2025)

The Vertical Metallicity Gradient of the Galactic Disk for Mono-Age Stellar Populations in LAMOST
par: Long, Gaohuan, et autres
Publié: (2025)

Measuring the Vertical Structure of Active Galactic Nuclei Disks with Transformer Models and the Vera C. Rubin Observatory
par: Secunda, Amy, et autres
Publié: (2026)

Vertical Kinematics of the Young Galactic Clusters
par: Alfaro, Emilio J., et autres
Publié: (2025)

Formation of Galactic Disks II: the Physical Drivers of Disk Spin-up
par: Semenov, Vadim A., et autres
Publié: (2023)

Vertical Structure of Local Disk Galaxies revealed by DESI Imaging Data
par: Chen, Nan, et autres
Publié: (2026)

A Galactic Self-Portrait: Density Structure and Integrated Properties of the Milky Way Disk
par: Imig, Julie, et autres
Publié: (2025)

Detailed Mapping of the Galactic Disk Structure in the Solar Neighborhood through LAMOST K Dwarfs
par: Tang, Xi-Can, et autres
Publié: (2024)

The Vertical Structure and Asymmetry of Mg ii-enriched Gas in the Milky Way Disk
par: Jiang, Xiaochuan, et autres
Publié: (2026)

ALMAGAL VII. Cataloging Hierarchical Mass Structure from Cores to Clumps across the Galactic Disk
par: Wallace, Jennifer, et autres
Publié: (2025)

Metallicity Structure in Galactic Longitude-Velocity Diagrams of the Milky Way Disk and FIRE-2 Simulations
par: Liu, Victor, et autres
Publié: (2026)

The [Y/Mg] chemical clock in the Galactic Disk: The influence of metallicity and Galactic population in the solar neighbourhood
par: Shejeelammal, J., et autres
Publié: (2024)

On the Metallicity Gradients in the Galactic Disk using Open Clusters
par: Joshi, Yogesh C., et autres
Publié: (2024)

Birth of the Galactic Disk Revealed by the H3 Survey
par: Conroy, Charlie, et autres
Publié: (2022)

Dynamical Origins of Azimuthal Metallicity Variations in the Galactic Disk: Insights from Kinematic Ridges with Gaia
par: Jurado, Carlos, et autres
Publié: (2026)

A Potential Dynamical Origin of The Galactic Disk Warp: The Gaia-Sausage-Enceladus Major Merger
par: Deng, Mingji, et autres
Publié: (2024)

Formation of Galactic Disks I: Why Did the Milky Way's Disk Form Unusually Early?
par: Semenov, Vadim A., et autres
Publié: (2023)

The Galactic Disk North-south Asymmetry in Metallicity May Be A New Tracer for the Disk Warp
par: Sun, Weixiang, et autres
Publié: (2024)

Mapping the Outcomes of Stellar Evolution in the Disks of Active Galactic Nuclei
par: Fabj, Gaia, et autres
Publié: (2024)

Warped Disk Galaxies. II. From the Cosmic Web to the Galactic Warp
par: Zee, Woong-Bae G., et autres
Publié: (2025)

A Universal Dance of Galactic Disks: Ubiquitous Precession and Its Implications
par: Wang, Yuan, et autres
Publié: (2026)

Unraveling the Origins and Development of the Galactic Disk through Metal-Poor Stars
par: Rah, Maria, et autres
Publié: (2024)

Radial Wave in the Galactic Disk: New Clues to Discriminate Different Perturbations
par: Cao, Chengye, et autres
Publié: (2024)

Disrupted Wide Binaries as Dynamical Probes of Galactic Structure
par: Yavetz, Tomer D.
Publié: (2024)

The Bochum Survey of the Southern Galactic Disk: III. Complete Data Release
par: Blex, Julia, et autres
Publié: (2026)

The Orbital Eccentricities of Planets in the Kinematic Thin and Thick Galactic Disks
par: Sagear, Sheila, et autres
Publié: (2025)

Faint absorption of the ground state hyperfine-splitting transitions of hydroxyl at 18 cm in the Galactic Disk
par: Rugel, M. R., et autres
Publié: (2025)

Fast Radio Bursts in the Disks of Active Galactic Nuclei
par: Zhao, Z. Y., et autres
Publié: (2024)

Down-bending Breaks in Galactic Disks Are an Intrinsic Byproduct of Inside-out Growth
par: Chen, Liufei, et autres
Publié: (2026)

A Slowly Flattening Milky Way Stellar Disk: Investigating Galactic Warping through Dynamical Orbital Inclinations of Open Clusters
par: Peng, Liming, et autres
Publié: (2024)

Thermal Structure Determines Kinematics: Vertical Shear Instability in Stellar Irradiated Protoplanetary Disks
par: Zhang, Shangjia, et autres
Publié: (2024)

Eccentric Accretion Disks in Active Galactic Nuclei
par: Deng, Hongping
Publié: (2025)

FOGGIE: Figuring Out Gas & Galaxies In Enzo XII. The Formation and Evolution of Extended HI Galactic Disks and Warps with a Dynamic Circumgalactic medium
par: Trapp, Cameron W., et autres
Publié: (2025)

DUVET: Spatially Resolved Observations of Star Formation Regulation via Galactic Outflows in a Starbursting Disk Galaxy
par: Chu, Bronwyn Reichardt, et autres
Publié: (2022)

Gas Transfer Between the Inner 3-kpc Disk and the Galactic Central Molecular Zone
par: Su, Yang, et autres
Publié: (2025)

The Age-Thickness Relation of the Milky Way Disk: A Tracer of Galactic Merging History
par: Thulasidharan, Lekshmi, et autres
Publié: (2024)

Galactic Rotation Curves from Full-Disk Newtonian Modeling: The Lost and Found Framework
par: Dueñas, Adolfo Santa Fe
Publié: (2026)

On the Stellar Disk Vertical Scale Height of Edge-on Galaxies from S$^{4}$G
par: Ranaivoharimina, Notahiana, et autres
Publié: (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	"fr"
ui	"standard"
VUFIND_SESSION	"268b20ac660fcd037f2c9b2094b5a029"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790786348.9488 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "268b20ac660fcd037f2c9b2094b5a029" ]`]
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=fr; ui=standard; VUFIND_SESSION=268b20ac660fcd037f2c9b2094b5a029"
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	"9771"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2507_02062/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2507_02062/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790786348.9441
REQUEST_TIME	1790786348

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler