Search Results - "Umetsu, K"
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VLA Radio Observations of the HST Frontier Fields Cluster Abell 2744: The Discovery of New Radio Relics
Published in The Astrophysical journal (10-08-2017)“…Cluster mergers leave distinct signatures in the intracluster medium (ICM) in the form of shocks and diffuse cluster radio sources that provide evidence for…”
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THE MUSIC OF CLASH: PREDICTIONS ON THE CONCENTRATION-MASS RELATION
Published in The Astrophysical journal (10-12-2014)“…We present an analysis of the MUSIC-2 /V-body/hydrodynamical simulations aimed at estimating the expected concentration-mass relation for the CLASH (Cluster…”
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EVIDENCE FOR UBIQUITOUS HIGH-EQUIVALENT-WIDTH NEBULAR EMISSION IN z ∼ 7 GALAXIES: TOWARD A CLEAN MEASUREMENT OF THE SPECIFIC STAR-FORMATION RATE USING A SAMPLE OF BRIGHT, MAGNIFIED GALAXIES
Published in The Astrophysical journal (20-03-2014)“…Growing observational evidence indicates that nebular line emission has a significant impact on the rest-frame optical fluxes of z ~ 5-7 galaxies. In this…”
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CLASH: THE CONCENTRATION-MASS RELATION OF GALAXY CLUSTERS
Published in The Astrophysical journal (10-06-2015)“…ABSTRACT We present a new determination of the concentration-mass (c-M) relation for galaxy clusters based on our comprehensive lensing analysis of 19 X-ray…”
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CLASH-VLT: INSIGHTS ON THE MASS SUBSTRUCTURES IN THE FRONTIER FIELDS CLUSTER MACS J0416.1–2403 THROUGH ACCURATE STRONG LENS MODELING
Published in The Astrophysical journal (10-02-2015)“…We present a detailed mass reconstruction and a novel study on the substructure properties in the core of the Cluster Lensing And Supernova survey with Hubble…”
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Exploring the stellar populations of backsplash galaxies
Published in Monthly notices of the Royal Astronomical Society (05-01-2023)“…ABSTRACT Backsplash galaxies are those that traverse and overshoot cluster cores as they fall into these structures. They are affected by environment, and…”
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A free-form lensing grid solution for A1689 with new multiple images
Published in Monthly notices of the Royal Astronomical Society (01-01-2015)“…We examine Abell 1689 non-parametrically, combining strongly lensed Hubble Space Telescope images and weak distortions from wider field Subaru imaging. Our…”
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Growing a ‘cosmic beast’: observations and simulations of MACS J0717.5+3745
Published in Monthly notices of the Royal Astronomical Society (11-12-2018)“…ABSTRACT We present a gravitational lensing and X-ray analysis of a massive galaxy cluster and its surroundings. The core of MACS J0717.5+3745 ($M(R\lt 1\,…”
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LoCuSS: Testing hydrostatic equilibrium in galaxy clusters
Published in Monthly notices of the Royal Astronomical Society. Letters (11-02-2016)“…We test the assumption of hydrostatic equilibrium in an X-ray luminosity selected sample of 50 galaxy clusters at 0.15 < z < 0.3 from the Local Cluster…”
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Chandra and JVLA Observations of HST Frontier Fields Cluster MACS J0717.5+3745
Published in The Astrophysical journal (01-02-2017)“…To investigate the relationship between thermal and non-thermal components in merger galaxy clusters, we present deep JVLA and Chandra observations of the HST…”
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GALAXY CLUSTER SCALING RELATIONS BETWEEN BOLOCAM SUNYAEV-ZEL'DOVICH EFFECT AND CHANDRA X-RAY MEASUREMENTS
Published in The Astrophysical journal (10-06-2015)“…ABSTRACT We present scaling relations between the integrated Sunyaev-Zel'dovich effect (SZE) signal, , its X-ray analogue, , and total mass, , for the 45…”
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Beyond the ultradeep frontier fields and legacy observations (BUFFALO): a high-resolution strong+weak-lensing view of Abell 370
Published in Monthly notices of the Royal Astronomical Society (01-09-2023)“…ABSTRACT The HST treasury programme BUFFALO provides extended wide-field imaging of the six Hubble Frontier Fields galaxy clusters. Here we present the…”
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13
The Surprisingly Steep Mass Profile of A1689, from a Lensing Analysis of Subaru Images
Published in The Astrophysical journal (01-02-2005)Get full text
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14
Electrochemical oxidation of tetracycline antibiotics using a Ti/IrO2 anode for wastewater treatment of animal husbandry
Published in Water science and technology (01-02-2011)“…In animal husbandry, antibiotics are widely used to treat and prevent diseases or to promote growth. The use of antibiotics for domestic animals enables to…”
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A MEASUREMENT OF THE KINETIC SUNYAEV-ZEL'DOVICH SIGNAL TOWARD MACS J0717.5+3745
Published in The Astrophysical journal (20-11-2013)“…We report our analysis of MACS J0717.5+3745 using 140 and 268 GHz Bolocam data collected at the Caltech Submillimeter Observatory. We detect extended…”
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Understanding X-ray and optical selection of galaxy clusters: a comparison of the XXL and CAMIRA cluster catalogues obtained in the common XXL-HSC SSP area
Published in Monthly notices of the Royal Astronomical Society (01-06-2021)“…ABSTRACT Large samples of galaxy clusters provide knowledge of both astrophysics in the most massive virialized environments and the properties of the…”
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LoCuSS: Calibrating Mass-observable Scaling Relations for Cluster Cosmology with Subaru Weak-lensing Observations
Published in The Astrophysical journal (20-09-2010)“…We present a joint weak-lensing/X-ray study of galaxy cluster mass-observable scaling relations motivated by the critical importance of accurate calibration of…”
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Central mass profiles of the nearby cool-core galaxy clusters Hydra A and A478
Published in Monthly notices of the Royal Astronomical Society (11-03-2016)“…We perform a weak-lensing study of the nearby cool-core galaxy clusters, Hydra A (z = 0.0538) and A478 (z = 0.0881), of which the brightest cluster galaxies…”
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CLASH: z ∼ 6 young galaxy candidate quintuply lensed by the frontier field cluster RXC J2248.7−4431
Published in Monthly notices of the Royal Astronomical Society (21-02-2014)“…We present a quintuply lensed z ∼ 6 candidate discovered in the field of the galaxy cluster RXC J2248.7−4431 (z ∼ 0.348) targeted within the Cluster Lensing…”
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Dark matter fraction of low-mass cluster members probed by galaxy-scale strong lensing
Published in Monthly notices of the Royal Astronomical Society (11-05-2016)“…We present a strong lensing system, composed of four multiple images of a source at z = 2.387, created by two lens galaxies, G1 and G2, belonging to the galaxy…”
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