Results 101 to 110 of about 30,270 (299)

Reionization of the Local Group of galaxies [PDF]

open access: yes, 2010
This study was supported in part by Swiss National Science Foundation grant 200021-116696/1 and Swedish Research Council grant 60336701. GY acknowledges support of MICINN (Spain) through research grants FPA2009-08958, AYA2009-13875-C03-02 and CONSOLIDER-INGENIO SyEC (CSD2007.0050). YH has been partially supported by the ISF (13/08)
Iliev, I T   +5 more
openaire   +3 more sources

A Context‐Aware Decision Support Framework for Scientific Experiment Configuration

open access: yesSoftware: Practice and Experience, EarlyView.
ABSTRACT Introduction Defining an experimental configuration is a complex decision problem for early‐stage researchers, who must map goals, constraints, and requirements onto datasets, algorithms, and parameter settings that directly affect experimental outcomes.
Pouriya Miri   +3 more
wiley   +1 more source

The clustering of dark matter, haloes & galaxies [PDF]

open access: yes, 2008
In this thesis I study the spatial distribution of galaxies, haloes and dark matter particles using a suite of state-of-art cosmological N-body simulations of the growth structure in the Universe.
Angulo de la Fuente, Raúl Esteban
core  

A Merger within a Merger: Chandra Pinpoints the Short GRB 230906A in a Peculiar Environment

open access: yesThe Astrophysical Journal Letters
We report the precise X-ray localization of GRB 230906A, a short-duration ( T _90  ∼ 0.9 s) gamma-ray burst (GRB) with no optical or radio counterpart.
S. Dichiara   +8 more
doaj   +1 more source

Diving Deeper Into Mechanisms of Acrylamide‐Induced Toxicity: RNA Sequencing Reveals Transcriptomic Alteration and Retrotransposon Expression in Drosophila melanogaster

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Given the inevitability of human and animal exposure to acrylamide, there is increasing concern regarding its potential health risks. While a number of molecular mechanisms have been proposed, the complexity of acrylamide toxicological pathways and interactions remains incompletely characterized.
Oluwabukola Mary Farodoye   +5 more
wiley   +1 more source

Friends-of-friends galaxy group finder with membership refinement [PDF]

open access: yes, 2016
Context. Groups form the most abundant class of galaxy systems. They act as the principal drivers of galaxy evolution and can be used as tracers of the large-scale structure and the underlying cosmology.
M. Einasto   +6 more
core   +1 more source

Galaxy Assembly Bias in the Stellar-to-halo Mass Relation for Red Central Galaxies from SDSS

open access: yesThe Astrophysical Journal
We report evidence of galaxy assembly bias—the correlation between galaxy properties and biased secondary halo properties at fixed halo mass ( M _H )—in the stellar-to-halo mass relation for red central galaxies from the Sloan Digital Sky Survey.
Grecco A. Oyarzún   +4 more
doaj   +1 more source

The Luminosity Function in Groups of Galaxies [PDF]

open access: yesEAS Publications Series, 2011
4 pages, 4 figures.
openaire   +2 more sources

Saving Bambi from the mower? Using a drone with thermal camera to evaluate a low‐tech scaring technique to reduce roe deer fawn mortality during grass harvest

open access: yesWildlife Biology, EarlyView.
Roe deer is a species that hides their neonates as an anti‐predator strategy. This may prove efficient against mammalian predators, such as the red fox; however, it might be an ecological trap as large numbers of fawns are killed by tractors with harvesters each year during grass harvest.
Thomas Vogler   +2 more
wiley   +1 more source

Optical polarimetry studies of Seyfert galaxies [PDF]

open access: yes, 1999
Optical imaging polarimetry has been performed on seven nearby Seyfert galaxies, three with face-on and four with edge-on host galaxies of various morphological classifications.
Felton, Michelle Ann
core  

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