Morphology of molecular clouds at kiloparsec scale in the Milky Way: Shear-induced alignment and vertical confinement

Fuente: arXiv

Guardado en:

Detalles Bibliográficos
Autores principales:	Xie, Yi-Heng, Li, Guang-Xing, Chen, Bing-Qiu
Formato:	Preprint
Publicado:	2024
Materias:	Astrophysics of Galaxies
Acceso en línea:	Acceder al recurso
Etiquetas:	Agregar Etiqueta Sin Etiquetas, Sea el primero en etiquetar este registro!

Ejemplares similares

Shear-gravity transition determines the steep velocity dispersion-size relation in molecular clouds: confronting analytical formula with observations
por: Xie, Yi-Heng, et al.
Publicado: (2025)

Head-tail molecular clouds falling onto the Milky Way disk
por: Kohno, Mikito, et al.
Publicado: (2025)

The life cycle of giant molecular clouds in simulated Milky Way-mass galaxies
por: Ni, Yang, et al.
Publicado: (2025)

Evolution of molecular clouds on galaxy-cloud scale revealed by gravitational network analysis : High-mass clouds may deplete nearby gas via accretion or merging
por: Zhou, J. W., et al.
Publicado: (2025)

Equation vs. AI: Predict Density and Measure Width of molecular clouds by Multiscale Decomposition
por: Zhao, Mengke, et al.
Publicado: (2025)

Molecular Gas Morphological Analogues for the Milky Way
por: Evans II, Neal J., et al.
Publicado: (2026)

Tides from the cloud can induce the fast disruption of star clusters and offer an explanation for Gaia strings
por: Chen, Xiao-Tong, et al.
Publicado: (2025)

3D structure of the Milky Way out to 10 kpc from the Sun. Catalogue of large molecular clouds in the Galactic Plane
por: Kh., Sara Rezaei, et al.
Publicado: (2024)

Turbulence statistics of HI clouds entrained in the Milky Way's nuclear wind
por: Gerrard, Isabella A., et al.
Publicado: (2024)

Atomic and molecular gas in the Milky Way. I. Structure decomposition
por: Liu, Xin, et al.
Publicado: (2025)

Cold molecular gas in the hot nuclear wind of the Milky Way
por: Heyer, M., et al.
Publicado: (2025)

Symmetric kiloparsec-scale radio knots in NGC 7213: evidence for a confined weak jet and recurrent nuclear activity
por: Bruni, G., et al.
Publicado: (2026)

Morphologies arising from the gas flow in the innermost kiloparsec of barred galaxy models
por: Pastras, Stavros, et al.
Publicado: (2026)

Classifying globular clusters and applying them to estimate the mass of the Milky Way
por: Sun, GuangChen, et al.
Publicado: (2022)

Diffuse Light in Milky-Way like Haloes
por: Contini, E., et al.
Publicado: (2024)

Milky Way Disk
por: Kawata, Daisuke, et al.
Publicado: (2024)

The Milky Way Bulge
por: Zoccali, Manuela, et al.
Publicado: (2024)

Discovery of a high-velocity cloud of the Milky Way as a potential dark galaxy
por: Liu, Xiao-Lan, et al.
Publicado: (2025)

Distributions and Physical Properties of Molecular Clouds in the G24 Region of the Milky Way
por: Yang, Tian, et al.
Publicado: (2025)

Analogues of the Milky Way-Sagittarius interaction in the TNG50: effect on the Milky Way
por: Semczuk, Marcin, et al.
Publicado: (2025)

The MALATANG survey: Dense gas distribution on sub-kiloparsec scales across the disk of M82
por: Wang, Jian-Fa, et al.
Publicado: (2025)

Gas content and evolution of a sample of YSO associations at $d \lesssim$ 3.5 kpc from the Sun
por: Zhou, Ji-Xuan, et al.
Publicado: (2024)

Little time for oscillation: Fast disruption of the Radcliffe Wave by Galactic motions
por: Li, Guang-Xing, et al.
Publicado: (2024)

Observational evidence for local vertical constraining of \HI by molecular cloud complexes
por: Nandakumar, Meera, et al.
Publicado: (2024)

Deep kiloparsec view of the molecular gas in a massive star-forming galaxy at cosmic noon
por: Arriagada-Neira, Sebastián, et al.
Publicado: (2024)

Modeling the Milky Way wind: Supernova-driven outflows accelerate HI clouds near the Galactic center
por: Afruni, Andrea, et al.
Publicado: (2026)

The size of the Milky Way galaxy
por: Lian, Jianhui, et al.
Publicado: (2024)

Dense gas scaling relations at kiloparsec scales across nearby galaxies with the ALMA ALMOND and IRAM 30m EMPIRE surveys
por: Neumann, Lukas, et al.
Publicado: (2024)

Multiple-scale gas infall through gravity torques on Milky Way twins
por: da Silva, Patrícia, et al.
Publicado: (2024)

The tangled warp of the Milky Way
por: Jónsson, Viktor Hrannar, et al.
Publicado: (2024)

Rotation Curve of the Milky Way
por: Liu, Zi
Publicado: (2026)

The superclouds of the local Milky Way
por: Kormann, Lilly A., et al.
Publicado: (2025)

Temperature asymmetry in the Milky Way's hot circumgalactic medium induced by the Magellanic Clouds
por: Oprea, Alexandru, et al.
Publicado: (2026)

Constraining the Milky Way dark matter halo with LMC-induced reflex motion
por: Yaaqib, Rashid, et al.
Publicado: (2025)

Dynamical Models of the Milky Way in Action Space with LAMOST DR8 and GAIA EDR3
por: Sun, Guang-Chen, et al.
Publicado: (2025)

Mass density profiles at kiloparsec scales using the sub-millimetre galaxies magnification bias
por: Crespo, D., et al.
Publicado: (2024)

Massive dusty multiphase outflow in local merger shows no sign of slowing on kiloparsec scales
por: Hagedorn, B., et al.
Publicado: (2026)

The Three-Phase Evolution of the Milky Way
por: Chandra, Vedant, et al.
Publicado: (2023)

Kinematics of the interstellar medium using Gaia: A catalogue of 102 YSO-MC associations within 3.5 kpc from the Sun with 3D velocities
por: Zhou, Ji-Xuan, et al.
Publicado: (2025)

Milky Way dark matter distribution or MOND test from vertical stellar kinematics with Gaia DR3
por: Lopez-Corredoira, Martin
Publicado: (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
ui	"standard"
language	"es"
VUFIND_SESSION	"13d103e73c3f9db994d2fb0343e30fe7"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790836420.7867 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "13d103e73c3f9db994d2fb0343e30fe7" ]`]
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	"ui=standard; language=es; VUFIND_SESSION=13d103e73c3f9db994d2fb0343e30fe7"
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	"29694"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2408_14095/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2408_14095/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790836420.7825
REQUEST_TIME	1790836420

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler