Results 111 to 120 of about 1,357,920 (351)

Feedback from massive stars at low metallicities : MUSE observations of N44 and N180 in the Large Magellanic Cloud [PDF]

open access: yes, 2018
Accepted for publication in MNRAS, 27 pages, 21 figuresWe present MUSE integral field data of two HII region complexes in the Large Magellanic Cloud (LMC), N44 and N180. Both regions consist of a main superbubble and a number of smaller, more compact HII
Dale, J. E.   +7 more
core   +3 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Massive Interacting Binaries Enhance Feedback in Star-forming Regions

open access: yesThe Astrophysical Journal
We present a new framework to incorporate feedback from massive interacting binaries in simulations of star cluster formation. Our new feedback model adds binary stellar evolution to the cluster formation code Torch , and couples it in Amuse to the ...
Claude Cournoyer-Cloutier   +11 more
doaj   +1 more source

PHANGS–JWST First Results: Multiwavelength View of Feedback-driven Bubbles (the Phantom Voids) across NGC 628

open access: yesThe Astrophysical Journal Letters, 2023
We present a high-resolution view of bubbles within the Phantom Galaxy (NGC 628), a nearby (∼10 Mpc), star-forming (∼2 M _⊙ yr ^−1 ), face-on ( i ∼ 9°) grand-design spiral galaxy.
Ashley. T. Barnes   +53 more
doaj   +1 more source

The inefficiency of stellar feedback in driving galactic outflows in massive galaxies at high redshift [PDF]

open access: hybrid, 2023
Luigi Bassini   +7 more
openalex   +1 more source

On the interplay between star formation and feedback in galaxy formation simulations

open access: yes, 2015
We investigate the star formation-feedback cycle in cosmological galaxy formation simulations, focusing on progenitors of Milky Way (MW)-sized galaxies.
Agertz, Oscar, Kravtsov, Andrey V.
core   +1 more source

Interpreting the possible break in the Black Hole - Bulge mass relation [PDF]

open access: yes, 2015
Recent inspections of local available data suggest that the almost linear relation between the stellar mass of spheroids ($M_{\rm sph}$) and the mass of the super massive Black Holes (BHs) residing at their centres, shows a break below $M_{\rm sph} \sim ...
Fontanot, Fabio   +2 more
core   +3 more sources

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

Shooting for the Stars: Jet-mode Feedback and AGN Jet Deceleration from Stellar Mass Loading

open access: yesThe Astrophysical Journal
Active Galactic Nucleus (AGN) jets are thought to be vital ingredients in galaxy evolution through the action of kinetic feedback; however, how narrow, relativistic outflows couple to galaxies remains an open question.
Talia M. O’Shea   +4 more
doaj   +1 more source

Formation of Massive and Wide First-star Binaries in Radiation Hydrodynamic Simulations

open access: yesThe Astrophysical Journal, 2023
We study the formation of Population III stars by performing radiation hydrodynamic simulations for three different initial clouds extracted from cosmological hydrodynamic simulations.
Kazuyuki Sugimura   +4 more
doaj   +1 more source

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