Search Results - "Diaferio, A"

THE MASS ACCRETION RATE OF GALAXY CLUSTERS: A MEASURABLE QUANTITY by De Boni, C., Serra, A. L., Diaferio, A., Giocoli, C., Baldi, M.

“…ABSTRACT We explore the possibility of measuring the mass accretion rate (MAR) of galaxy clusters from their mass profiles beyond the virial radius R200. We…”
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Mass estimation in the outer regions of galaxy clusters by Diaferio, Antonaldo

“…We present a technique for estimating the mass in the outskirts of galaxy clusters where the usual assumption of dynamical equilibrium is not valid. The method…”
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Mass Accretion Rates of the HectoMAP Clusters of Galaxies by Pizzardo, M., Sohn, J., Geller, M. J., Diaferio, A., Rines, K.

“…We estimate the mass accretion rate (MAR) of 321 clusters of galaxies in the HectoMAP Cluster Survey. The clusters span the redshift range 0.17–0.42 and the M…”
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Systematics in the X-ray cluster mass estimators by Rasia, E., Ettori, S., Moscardini, L., Mazzotta, P., Borgani, S., Dolag, K., Tormen, G., Cheng, L. M., Diaferio, A.

“…We examine the systematics affecting the X-ray mass estimators applied to a set of five galaxy clusters resolved at high resolution in hydrodynamic…”
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Star formation activity and gas stripping in the Cluster Projected Phase-Space (CPPS) by Hernández-Fernández, Jonathan D., Haines, C. P., Diaferio, A., Iglesias-Páramo, J., Mendes de Oliveira, C., Vilchez, J. M.

“…This work is focused on the study of the distribution in the Cluster Projected Phase-Space (CPPS) of passive(ly-evolving) and star-forming galaxy populations…”
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Cosmological simulations in MOND: the cluster scale halo mass function with light sterile neutrinos by Angus, G. W., Diaferio, A., Famaey, B., van der Heyden, K. J.

“…We use our Modified Newtonian Dynamics (MOND) cosmological particle-mesh N-body code to investigate the feasibility of structure formation in a framework…”
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Non-Thermal Processes in Cosmological Simulations by Dolag, K., Bykov, A. M., Diaferio, A.

“…Non-thermal components are key ingredients for understanding clusters of galaxies. In the hierarchical model of structure formation, shocks and large-scale…”
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Metal Enrichment Processes by Schindler, S., Diaferio, A.

“…There are many processes that can transport gas from the galaxies to their environment and enrich the environment in this way with metals. These metal…”
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X-ray properties of galaxy clusters and groups from a cosmological hydrodynamical simulation by Borgani, S., Murante, G., Springel, V., Diaferio, A., Dolag, K., Moscardini, L., Tormen, G., Tornatore, L., Tozzi, P.

“…We present results on the X-ray properties of clusters and groups of galaxies, extracted from a large cosmological hydrodynamical simulation. We used the…”
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Resolving the timing problem of the globular clusters orbiting the Fornax dwarf galaxy by Angus, G. W., Diaferio, A.

“…We re-investigate the old problem of the survival of the five globular clusters (GCs) orbiting the Fornax dwarf galaxy in both standard and modified Newtonian…”
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Deep spectroscopy of nearby galaxy clusters – I. Spectroscopic luminosity function of Abell 85 by Agulli, I., Aguerri, J. A. L., Sánchez-Janssen, R., Dalla Vecchia, C., Diaferio, A., Barrena, R., Dominguez Palmero, L., Yu, H.

“…We present a new deep spectroscopic catalogue for Abell 85, within 3.0 × 2.6 Mpc2 and down to $M_{r} \sim M_{r}^{\ast } +6$ . Using the Visible Multi-Object…”
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Equilibrium configurations of 11 eV sterile neutrinos in MONDian galaxy clusters by Angus, G. W., Famaey, B., Diaferio, A.

“…Modified Newtonian dynamics (MOND) can fit a broad range of galaxy kinematic data, but struggles with clusters of galaxies. MONDian clusters need dark matter…”
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Clustering of galaxies in a hierarchical universe — I. Methods and results at z = 0 by Kauffmann, Guinevere, Colberg, Jörg M., Diaferio, Antonaldo, White, Simon D. M.

“…We introduce a new technique for following the formation and evolution of galaxies in cosmological N-body simulations. Dissipationless simulations are used to…”
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Mass models of disc galaxies from the DiskMass Survey in modified Newtonian dynamics by Angus, G. W., Gentile, G., Swaters, R., Famaey, B., Diaferio, A., McGaugh, S. S., Heyden, K. J. van der

“…This article explores the agreement between the predictions of modified Newtonian dynamics (MOND) and the rotation curves and stellar velocity dispersion…”
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N-body simulations of the Carina dSph in MOND by Angus, G. W., Gentile, G., Diaferio, A., Famaey, B., Heyden, K. J. van der

“…The classical dwarf spheroidals (dSphs) provide a critical test for Modified Newtonian Dynamics (MOND) because they are observable satellite galactic systems…”
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The modified Newtonian dynamics Fundamental Plane by Cardone, V. F., Angus, G., Diaferio, A., Tortora, C., Molinaro, R.

“…Modified Newtonian dynamics (MOND) has been shown to be able to fit spiral galaxy rotation curves as well as giving a theoretical foundation for empirically…”
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Simulation Techniques for Cosmological Simulations by Dolag, K., Borgani, S., Schindler, S., Diaferio, A., Bykov, A. M.

“…Modern cosmological observations allow us to study in great detail the evolution and history of the large scale structure hierarchy. The fundamental problem of…”
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X-ray-emitting GHz-peaked-spectrum Galaxies: Testing a Dynamical-Radiative Model with Broadband Spectra by Ostorero, L, Moderski, R, Stawarz, Ł, Diaferio, A, Kowalska, I, Cheung, C. C, Kataoka, J, Begelman, M. C, Wagner, S. J

“…In a dynamical-radiative model we recently developed to describe the physics of compact, GHz-peaked-spectrum (GPS) sources, the relativistic jets propagate…”
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Weak lensing peak count as a probe of f(R) theories by Cardone, V. F., Camera, S., Mainini, R., Romano, A., Diaferio, A., Maoli, R., Scaramella, R.

“…Weak gravitational lensing by galaxy clusters on faint higher redshift galaxies has been traditionally used to study the cluster mass distribution and as a…”
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The Chemical Enrichment of the ICM from Hydrodynamical Simulations by Borgani, S., Fabjan, D., Tornatore, L., Schindler, S., Dolag, K., Diaferio, A.

“…The study of the metal enrichment of the intra-cluster and inter-galactic media (ICM and IGM) represents a direct means to reconstruct the past history of star…”
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