Results 171 to 180 of about 5,870,599 (378)

Counter-orbiting tidal debris as the origin of the MW DoS

open access: yesEPJ Web of Conferences, 2012
The Milky Way satellite galaxies show a phase-space distribution that is not expected from the standard scenario of galaxy formation. This is a strong hint at them being of tidal origin, which would naturally explain their spacial distribution in a disc ...
Pawlowski M.S.
doaj   +1 more source

Synergies in Self‐Assembly—From Supramolecular Polymers to Defined Hierarchical Superstructures

open access: yesJournal of Polymer Science, EarlyView.
Shaping supramolecular polymers built from molecular building blocks into superstructures with defined dimensions. Synergies within supramolecular architectures such as chirality or an additional second orthogonal driving force that does not interfere with the central supramolecular motif facilitate the confinement of the growth of these ...
Klaus Kreger   +2 more
wiley   +1 more source

Dust Deficiency in the Interacting Galaxy NGC 3077

open access: yesGalaxies, 2017
Using 70 μ m observations taken with the PACS instrument of the Herschel space telescope, the dust content of the nearby and interacting spiral galaxy NGC 3077 has been compared with the dust content of the isolated galaxies such as NGC 2841, NGC ...
Jairo Armijos-Abendaño   +4 more
doaj   +1 more source

Interacting galaxies in the NGC 697 group of galaxies [PDF]

open access: yesProceedings of the International Astronomical Union, 2016
AbstractWe studied the morphology of two brightest members of the nearby NGC 697 group of galaxies, and found evidence of satellite accretion onto the primary galaxy NGC 697 of the group as well as outer and inner irregularities of the only early-type galaxy NGC 680 of the group, which are probably shaped by recent dry merging event(s).
openaire   +2 more sources

The large-scale distribution of warm ionized gas around nearby radio galaxies with jet-cloud interactions [PDF]

open access: bronze, 2000
C. N. Tadhunter   +4 more
openalex   +1 more source

Effects of Galactic Irradiation on Thermal and Electronic Transport in Tungsten

open access: yesphysica status solidi (b), EarlyView.
This atomic‐scale study reveals how low‐to‐mid‐energy space irradiation alters tungsten's thermal and electronic behavior, even at low defect levels. Focusing on vacancy sites in bulk and near grain boundaries, it employs two novel approaches: site‐projected thermal conductivity and the N2$^{2}$ method for the thermal and electronic response analysis ...
Chinonso Ugwumadu   +2 more
wiley   +1 more source

DDO 68-C: HST Confirms Yet Another Companion of the Isolated Dwarf Galaxy DDO 68

open access: yesThe Astrophysical Journal
We present the results of deep Hubble Space Telescope photometry of the dwarf galaxy DDO 68-C, proposed as possibly associated with the isolated peculiar dwarf DDO 68.
Matteo Correnti   +12 more
doaj   +1 more source

The Extremely Low Mechanical Force Generated by Nano‐Pulling Induces Global Changes in the Microtubule Network, Nuclear Morphology, and Chromatin Transcription in Neurons

open access: yesSmall, EarlyView.
Nano‐pulling induces stabilization, reorganization, and reorientation of the microtubule network. The nucleus of stretched cells experiences increased lateral tension, becomes more spherical, and develops surface grooves. At the level of gene expression regulation, changes in nuclear morphology induce global chromatin remodeling, leading to reduced ...
Alessandro Falconieri   +7 more
wiley   +1 more source

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