Complete data on 26 X-ray groups and clusters
Galaxies in X-ray selected clusters and groups in Dark Energy Survey Data. I. stellar mass growth of bright central galaxies since z~1.2
... imaging data, which con firm the existence of red sequence ...firmed clusters are also subsequently derived with the red sequence ...SV data, ...∼170 X-ray selected clusters and ...
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Galaxies in X ray Selected Clusters and Groups in Dark Energy Survey Data II: Hierarchical Bayesian Modeling of the Red Sequence Galaxy Luminosity Function
... Y. Zhang 1 ? , C. J. Miller 2,3 , P. Rooney 4 , A. Bermeo 4 , A. K. Romer 4 , C. Vergara Cervantes 4 , E. S. Ryko ff 5,6 , C. Hennig 7,8 , R. Das 3 , T. McKay 3 , J. Song 9 , H. Wilcox 10 , D. Bacon 10 , S. L. Bridle 11 ...
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Nitrogen abundance in the X-ray halos of clusters and groups of galaxies
... The outskirts of A 2029 were observed with XMM-Newton in 2015. The projected angular distances for the outskirts are ∼ 20 arcmin, i.e. at least ∼ 1.3 r 500 . The outskirts of A 2029 were also observed by Suzaku and no ...
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The XXL Survey : XXII The XXL North spectrophotometric sample and galaxy stellar mass function in X ray detected groups and clusters
... are significant for our analysis: α and M ? . At 0.1 < z < 0.2, Schechter fits agree within 1σ, probing on a statistical ground that the shapes of the field and G&C GSMFs are very simi- lar. Moving to higher redshifts, ...
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The detection and X-ray evolution of galaxy groups at high redshift
... the complete survey area, and the spatial resolution is significantly superior to that of the PSPC, ranging from 6 arcsec (half-energy diameter) on axis to 30 arcsec (half-energy diameter) at 15-arcmin off-axis, ...
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DATA MINING WITH DIFFERENT TYPES OF X-RAY DATA
... XRD data to surface area and a subset of XRF elemental data (data set ...XRF data enables probing relationships beyond the influence of “sample ...XRF data exhibits relatively weak ...
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Complete Gradient Clustering Algorithm for Features Analysis of X-ray Images
... the Complete Gradient Algorithm in its basic ...of clusters, and also the proportion of their appearnce in dense areas in relation to sparse regions of elements in this ...of clusters in sparse areas ...
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A Complete Gradient Clustering Algorithm for Features Analysis of X-ray Images
... among data can be overcome by density-based methods that let the data detect inherent data ...a complete gradient clustering algorithm is ...the data. The number of clusters is ...
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SPIDERS: the spectroscopic follow-up of X-ray selected clusters of galaxies in SDSS-IV
... 7 0.26 0.50 2 20 8 97 96 1011 ± 80 72 686 ± 50 95 985 ± 72 10 0.50 0.73 2 20 2 39 23 1061 ± 184 12 773 ± 179 23 1061 ± 184 number statistics impact the precision of the determination of the amplitude of the caustic and ...
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Investigation of clusters and precipitates in reactor pressure vessel steels by X-ray absorption spectroscopy
... 2 data of fourth- and fifth-shells ...ultrafine clusters in a bcc environment ...about 26% from the point of view of each of the constituent solute atoms in RPV ...
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Distribution of Globular Clusters and Young Star Groups on the Sky. x x x
... to complete this scale model of the Galaxy: ...star groups near the Sun from the gure on page 74 (NOTE: all of the stars we can see in the sky are contained within this ...
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The L X – T relation and intracluster gas fractions of X ray clusters
... In some of the panels, a trend of mean gas fraction with cluster mass or temperature is evident to the eye. The lack of rigorous, homogeneous, statistical error estimates for the r c and b values in our sample makes it ...
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The L X T relation and intracluster gas fractions of X ray clusters
... 18 clusters, the frac- tional deviation reduces substantially, to ...L X at low tem- peratures implies that cooling flows do not contribute sub- stantially to the total luminosity of these ...this ...
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Joint deprojection of Sunyaev-Zeldovich and X-ray images of galaxy clusters
... Figure 10. The same as in Figure 8, but for the C3 cluster. Figure 11. The same as in Figure 8, but for the C4 cluster. The C2 and C4 objects are rather typical examples of our set of clusters. They are fairly ...
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Constraints on Dark Energy Models from Selected Galaxy Clusters (S-Z + X-Ray Data) and Gravitational Lensing Data
... fraction data from galaxy ...from clusters does not depend on the redshift [? ...the X-rays gas mass and M tot is the dynamical total mass from the galaxy cluster ...
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Cosmological hydrodynamical simulations of galaxy clusters: X-ray scaling relations and their evolution
... Another notable feature in the luminosity relations is the sep- aration of the slope values among the three versions of baryonic physics. The slope has a SS behaviour for the NR simulations while β LT and β LM increase ...
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The NOAO-XCS survey & the optical to X-ray scaling relations of galaxy clusters
... 4.2.8 Calibration using Landolt standard stars On occasion, observations of Landolt standard stars were taken to calibrate the instru- mental magnitudes of an entire, or partially photometric, night. These fields ...
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The intracluster gas fraction in X ray clusters: constraints on the clustered mass density
... The results are insensitive to the choice of assumed error over the range 0 − 15%. The data are plotted as crosses in Figure 1. The cooler ROSAT sample appears to be more gas rich than its hotter IPC counterpart. ...
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A study of diffuse radio sources and X-ray emission in six massive clusters
... galaxy clusters taken from the MAssive Cluster Survey (MACS) catalogue to detect diffuse radio ...band) data and made images at multiple radio frequencies of the following six clusters – ...four ...
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X-Ray Fluorescence - Data Collection and Analysis
... 8. The hourglass shows calibration in progress in the bottom right-hand corner. It will take about 8min for the calibration to complete. 9. While the calibration is running you can start setting up your sample(s). ...
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