Results 71 to 80 of about 450,198 (276)

Stellar Bars Form Dark Matter Counterparts in TNG50

open access: yesThe Astrophysical Journal
Dark matter (DM) bars that shadow stellar bars have been previously shown to form in idealized simulations of isolated disk galaxies, but have yet to be studied in a fully cosmological context.
Neil Ash   +3 more
doaj   +1 more source

Experimental response of RC columns built with plain bars under unidirectional cyclic loading [PDF]

open access: yes, 2012
A large number of existing reinforced concrete (RC) buildings structures were designed and built before mid-70’s, when the reinforcing bars had plain surface and prior to the enforcement of the modern seismic-oriented design philosophies.
Costa, A.   +3 more
core  

Direct SMBH Formation Driven by Runaway Stellar Collisions in Globally Unstable Stellar Systems

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT The fueling problem addresses the ultimate fate of the reservoirs of gas and stars driven into the deepest gravitational potential wells of galaxies, thus it may contain the Universe's densest concentrations of gas and stars. This raises a key question: does the infalling material collapse directly into a supermassive black hole, or can it ...
Marcelo C. Vergara, Andrés Escala
wiley   +1 more source

DEPENDENCE OF BARRED GALAXY FRACTION ON GALAXY PROPERTIES AND ENVIRONMENT [PDF]

open access: yesThe Astrophysical Journal, 2012
20 pages, 18 figures, accepted for publication in ...
Lee, Gwang-Ho   +3 more
openaire   +2 more sources

Targeting Amastigote and Trypomastigote Phases: Multi‐Epitope Vaccine Strategy Against Trypanosoma cruzi

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Effective vaccines against Trypanosoma cruzi, the causative agent of Chagas disease, are urgently needed. Here, we report the design and in silico validation of a novel multiepitope vaccine construct targeting the key surface proteins ASP‐2 and gp82. Using a comprehensive immunoinformatics pipeline, we identified and selected 38 potent T‐cell (
Maria Karolaynne da Silva   +8 more
wiley   +1 more source

Gas Flows and Bars in Galaxies [PDF]

open access: yes, 2008
6 pages, 3 figures, Proceedings of "Mapping the Galaxy and Nearby Galaxies", Eds. K. Wada & F.
openaire   +2 more sources

GASEOUS STRUCTURES IN BARRED GALAXIES: EFFECTS OF THE BAR STRENGTH [PDF]

open access: yesThe Astrophysical Journal, 2012
Using hydrodynamic simulations, we investigate the physical properties of gaseous substructures in barred galaxies and their relationships with the bar strength. The gaseous medium is assumed to be isothermal and unmagnetized. The bar potential is modeled as a Ferrers prolate with index n.
Kim, Woong-Tae   +2 more
openaire   +2 more sources

Investigation on tunnel stability considering pipe‐roof support with transparent soil technology

open access: yesDeep Underground Science and Engineering, EarlyView.
This study integrates transparent soil technology, 3D reconstruction and numerical simulation to captures the full‐field deformation of shield tunnel instability. Results demonstrate that pipe‐roof support enhances stability via the “soil‐arching barrier effect,” effectively restraining failure wedge development by extending stress transfer paths ...
Zhi Jia   +4 more
wiley   +1 more source

Cyclic response of RC beam-column joints reinforced with plain bars: an experimental testing campaign [PDF]

open access: yes, 2012
Existing reinforced concrete (RC) buildings constructed until the mid-70’s, with plain reinforcing bars, are expected to behave poorly when subjected to earthquake actions.
Costa, A.   +3 more
core  

Dynamical Evolution of Barred Galaxies

open access: yesCelestial Mechanics and Dynamical Astronomy, 2005
24 pages, 11 figures, invited review, 2004 DDA meeting in Cannes, april 19-23, Celestial Mechanics & Dynamical Astronomy (in press)
openaire   +4 more sources

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