Results 121 to 130 of about 54,114 (300)

Mergers of galaxies

open access: yes
This is a pre-print of a chapter for the Encyclopedia of Astrophysics (edited by I. Mandel, section editor S.
openaire   +2 more sources

Formation of a Polar Ring Galaxy in a Galaxy Merger [PDF]

open access: yesThe Astrophysical Journal, 1998
We numerically investigate stellar and gas dynamics in star-forming and dissipative galaxy mergers between two disk galaxies with specific orbital configurations. We find that violent relaxation combined with gaseous dissipation in galaxy merging transforms two disk galaxies into one S0 galaxy with polar-rings: Both the central S0-like host and the ...
openaire   +2 more sources

Gas flows in galaxy mergers

open access: yes, 2021
In major galaxy mergers, the orbits of stars are violently perturbed, and gas is torqued to the centre, diluting the gas metallicity and igniting a starburst. In this paper, we study the gas dynamics in and around merging galaxies using a series of cosmological magnetohydrodynamical zoom-in simulations.
Sparre, Martin (Dr.)   +7 more
openaire   +2 more sources

Winter‐active spiders (Clubiona) have a hyperactive antifreeze protein with a unique beta‐solenoid fold

open access: yesThe FEBS Journal, EarlyView.
Antifreeze proteins from winter‐active spiders were purified using their affinity for ice. After LC–MSMS characterization, corresponding transcripts were identified. The antifreeze protein folds as a β‐solenoid with a large flat ice‐binding site on one surface and can bind to ice crystals and prevent their growth at −4 °C.
Laurie A. Graham   +3 more
wiley   +1 more source

An Excess of Active Galactic Nuclei Triggered by Galaxy Mergers in MaNGA Galaxies of Stellar Mass ∼1011 M ⊙

open access: yesThe Astrophysical Journal
To facilitate new studies of galaxy-merger-driven fueling of active galactic nuclei (AGNs), we present a catalog of 387 AGNs that we have identified in the final population of over 10,000 z < 0.15 galaxies observed by the Sloan Digital Sky Survey-IV ...
Julia M. Comerford   +9 more
doaj   +1 more source

Uncovering past galaxy mergers via population-dynamics of their stars

open access: green, 2021
Ling Zhu   +3 more
openalex   +1 more source

Morphometric and External Injury Characterization of Rainbow Trout (O. mykiss) Used for Stocking in the Alpine River Inn (Bavaria, Germany)

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Stocking fish is a common practice in fisheries management, particularly for species of high conservation value or economic importance. Despite its widespread use, systematic evaluation of fish stockings remains scarce. This includes non‐native species such as rainbow trout (Oncorhynchus mykiss), which are intensively stocked into European ...
Christoffer Nagel   +4 more
wiley   +1 more source

Properties and merger signatures of galaxies hosting LISA coalescing massive black hole binaries [PDF]

open access: green, 2023
David Izquierdo–Villalba   +5 more
openalex   +1 more source

The Public Character of Church in the Digital Age☆

open access: yesInternational Journal of Systematic Theology, EarlyView.
Abstract The rise of digital technology in recent decades has led to a rapid change of communication and interaction within society and its public dimensions. As this shift in the technological landscape raises theological questions about the appropriate ecclesial use of digital technology, it also touches upon fundamental questions about the church's ...
Benedikt Levin Heymann
wiley   +1 more source

Fast-Growing SMBHs in Fast-Growing Galaxies, at High Redshifts: The Role of Major Mergers As Revealed by ALMA [PDF]

open access: gold, 2017
Benny Trakhtenbrot   +5 more
openalex   +1 more source

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