Results 61 to 70 of about 12,706 (233)

Galaxy Interactions

open access: yes, 1998
10 pages, 3 figures; LaTeX source + postscript figures. Invited review at "Galaxy Dynamics", Rutgers University, New Jersey, August 8-12, 1998.
openaire   +2 more sources

Cis–Trans Rotational Isomerism of Formic Acid, Sulfur, and Selenium Analogues and Their Dimers: Chemical Kinetics Under Interstellar Conditions

open access: yesInternational Journal of Chemical Kinetics, EarlyView.
ABSTRACT We present chemical kinetic rate constants for the cis to trans isomerisation or rotamerization of monomeric seleno‐, thio‐, and formic acids and that of three of their dimeric species, based on variational transition state theory and multidimensional tunneling calculations in the gas‐phase, from 10 K to 300 K. These provide, firstly, reliable
Judith Wurmel, John M. Simmie
wiley   +1 more source

FAST Reveals the Extended H i Halo and Accretion Signatures of NGC 2683

open access: yesThe Astrophysical Journal
We present the results of our recent H i observations conducted on the edge-on galaxy NGC 2683 using the Five-hundred-meter Aperture Spherical radio Telescope (FAST).
Qian Jiao   +7 more
doaj   +1 more source

Patterns of wild meat and other protein consumption in the periphery of Salonga National Park, Democratic Republic of the Congo

open access: yesPeople and Nature, EarlyView.
Abstract In Central Africa, human activities are severely impacting terrestrial and aquatic wildlife, threatening the food security of millions of people. Accordingly, sustainable use of wildlife is crucial for the nutrition and livelihoods of many rural communities in the region.
Zolo Admettons   +9 more
wiley   +1 more source

Cold Gas Infall onto a Brightest Group Galaxy via a Gas-rich Minor Merger

open access: yesThe Astrophysical Journal Letters
Dust and cold gas are not uncommon in nearby early-type galaxies (ETGs) and represent an important aspect of their evolution. However, their origin has been debated for decades.
Ming-Yang Zhuang   +8 more
doaj   +1 more source

Poststarburst Galaxies with Active Galactic Nuclei: Properties and Evolutionary Sequences

open access: yesThe Astrophysical Journal
Poststarburst galaxies (PSBs), identified by strong Balmer absorption and weak nebular emission, provide a key laboratory for studying rapid quenching.
Junjie Huang   +9 more
doaj   +1 more source

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 Growth of Galaxy Stellar Haloes over 0.2 ≤ z ≤ 1.1

open access: yesThe Astrophysical Journal
Galaxies are predicted to assemble their stellar haloes through the accretion of stellar material from interactions with their cosmic environment. Observations that trace stellar halo buildup probe the processes that drive galaxy size and stellar mass ...
Devin J. Williams   +11 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

Anatomy of the Star Formation in a Tidally Disturbed Disk Galaxy: NGC 3718

open access: yesThe Astrophysical Journal
We present a UV, optical, and near-IR study of the star-forming complexes in the nearby peculiar galaxy NGC 3718, using Ultraviolet Imaging telescope, Galaxy Evolution Explorer, Spitzer, and DECam Legacy Survey imaging data.
Chandan Watts   +2 more
doaj   +1 more source

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