Results 21 to 30 of about 1,810 (225)

THE NEXT GENERATION VIRGO CLUSTER SURVEY. XX. RedGOLD BACKGROUND GALAXY CLUSTER DETECTIONS [PDF]

open access: yesThe Astrophysical Journal, 2016
ABSTRACT We build a background cluster candidate catalog from the Next Generation Virgo Cluster Survey (NGVS) using our detection algorithm RedGOLD. The NGVS covers 104 deg2 of the Virgo cluster in the -bandpasses to a depth of g ∼ 25.7 mag (5σ).
Licitra, Rossella   +15 more
openaire   +4 more sources

Targeted decrease of portal hepatic pressure gradient improves ascites control after TIPS

open access: yesHepatology, EarlyView., 2022
The river diagram demonstrates that after transjugular intrahepatic portosystemic shunt insertion (TIPS) the majority of patients without ascites and 50% of the patients with ascites detectable at ultrasound, show the best response in the long term follow‐up.
Alexander Queck   +14 more
wiley   +1 more source

Janus kinase 2 inhibition by pacritinib as potential therapeutic target for liver fibrosis

open access: yesHepatology, EarlyView., 2022
Diagram of the activation of the profibrotic and procontractile Janus kinase 2 (JAK2)/Ras homolog family member A/Rho‐kinase pathway and the inhibition of phosphorylated JAK2 by pacritinib to inhibit hepatic stellate cell activity. Abstract Background and Aims Janus kinase 2 (JAK2) signaling is increased in human and experimental liver fibrosis with ...
Sandra Torres   +21 more
wiley   +1 more source

The Three Hundred Project: Backsplash galaxies in simulations of clusters

open access: yes, 2020
In the outer regions of a galaxy cluster, galaxies may be either falling into the cluster for the first time, or have already passed through the cluster centre at some point in their past.
Haggar, Roan   +9 more
core   +1 more source

The generation of optical emission-line filaments in galaxy clusters [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2008
15 pages, 18 figures. Altered density values in table 1, which were a factor of 1000 too small. Also extended caption for table 1 to show the mass outflow rate.
Pope, Edward   +3 more
openaire   +2 more sources

Star clusters as age tracers of the age-metallicity relation of the small magellanic cloud [PDF]

open access: yes, 2009
In my Thesis, I determined ages of Small Magellanic Cloud (SMC) star clusters that have formed during the galaxys entire lifetime.
Glatt, Katharina
core   +1 more source

The time delay between star formation quenching and morphological transformation of galaxies in clusters: a phase–space view of EDisCS [PDF]

open access: yes, 2019
We explore the possible effect of cluster environments on the structure and star formation histories of galaxies by analysing the projected phase–space (PPS) of intermediate-redshift clusters (0.4 z 0.8).
Kelkar, Kshitija   +12 more
core   +1 more source

Generalizing MOND to explain the missing mass in galaxy clusters [PDF]

open access: yesAstronomy & Astrophysics, 2017
Modified Newtonian Dynamics (MOND) is a gravitational framework designed to explain the astronomical observations in the Universe without the inclusion of particle dark matter. Modified Newtonian Dynamics, in its current form, cannot explain the missing mass in galaxy clusters without the inclusion of some extra mass, be it in the form of neutrinos or ...
Hodson, Alistair O., Zhao, Hongsheng
openaire   +4 more sources

Testing general relativity: New measurements of gravitational redshift in galaxy clusters

open access: yesAstronomy & Astrophysics, 2023
Context.The peculiar velocity distribution of cluster member galaxies provides a powerful tool to directly investigate the gravitational potentials within galaxy clusters and to test the gravity theory on megaparsec scales.Aims.We exploit spectroscopic galaxy and galaxy cluster samples extracted from the latest releases of the Sloan Digital Sky Survey (
D. Rosselli   +4 more
openaire   +4 more sources

Turbulently generated magnetic fields in clusters of galaxies

open access: yesThe Astrophysical Journal, 1991
The typical scale and velocity of the dominant, turbulent eddies excited by the motion of galaxies in clusters are determined from basic considerations which are valid if a steady state is attained. Hydrodynamic turbulence in the intracluster plasma presumably generates magnetic fields; our estimates of the typical scale and mean strength of these ...
Itzhak Goldman, Yoel Rephaeli
openaire   +1 more source

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