Search Results - "Elia Battistelli"
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Observations of compact sources in galaxy clusters using MUSTANG2
Published in Monthly notices of the Royal Astronomical Society (01-12-2021)“…ABSTRACT Compact sources can cause scatter in the scaling relationships between the amplitude of the thermal Sunyaev–Zel’dovich Effect (tSZE) in galaxy…”
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Constraining Cosmic Microwave Background Temperature Evolution With Sunyaev–Zel’Dovich Galaxy Clusters from the Atacama Cosmology Telescope
Published in The Astrophysical journal (01-12-2021)“…The Sunyaev–Zel’dovich (SZ) effect introduces a specific distortion of the blackbody spectrum of the cosmic microwave background(CMB) radiation when it…”
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THE ATACAMA COSMOLOGY TELESCOPE: RELATION BETWEEN GALAXY CLUSTER OPTICAL RICHNESS AND SUNYAEV-ZEL'DOVICH EFFECT
Published in The Astrophysical journal (10-04-2013)“…We present the measured Sunyaev-Zel'dovich (SZ) flux from 474 optically selected MaxBCG clusters that fall within the Atacama Cosmology Telescope (ACT)…”
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The Atacama Cosmology Telescope: Mitigating the Impact of Extragalactic Foregrounds for the DR6 Cosmic Microwave Background Lensing Analysis
Published in The Astrophysical journal (01-05-2024)“…We investigate the impact and mitigation of extragalactic foregrounds for the cosmic microwave background (CMB) lensing power spectrum analysis of Atacama…”
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The Atacama Cosmology Telescope: Galactic Dust Structure and the Cosmic PAH Background in Cross-correlation with WISE
Published in The Astrophysical journal (01-01-2024)“…We present a cross-correlation analysis between 1ʹ resolution total intensity and polarization observations from the Atacama Cosmology Telescope (ACT) at 150…”
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Status of Cosmic Microwave Background Observations for the Search of Primordial Gravitational Waves
Published in Universe (Basel) (01-09-2022)“…The cosmic microwave background (CMB) is one of the most powerful tools for cosmology. Its polarization could have imprinted the sign of an inflationary…”
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The Atacama Cosmology Telescope: A Measurement of the Cosmic Microwave Background Power Spectrum at 148 and 218 GHz from the 2008 Southern Survey
Published in The Astrophysical journal (01-03-2011)“…We present measurements of the cosmic microwave background (CMB) power spectrum made by the Atacama Cosmology Telescope at 148 GHz and 218 GHz, as well as the…”
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The Atacama Cosmology Telescope: Physical Properties and Purity of a Galaxy Cluster Sample Selected via the Sunyaev-Zel'dovich Effect
Published in The Astrophysical journal (10-11-2010)“…We present optical and X-ray properties for the first confirmed galaxy cluster sample selected by the Sunyaev-Zel'dovich effect (SZE) from 148 GHz maps over…”
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9
Radio source calibration for the Very Small Array and other cosmic microwave background instruments at around 30 GHz
Published in Monthly notices of the Royal Astronomical Society (21-08-2008)“…Accurate calibration of data is essential for the current generation of cosmic microwave background (CMB) experiments. Using data from the Very Small Array…”
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Snowmass2021 - Letter of interest cosmology intertwined II: The hubble constant tension
Published in Astroparticle physics (01-09-2021)“…The current cosmological probes have provided a fantastic confirmation of the standard Λ Cold Dark Matter cosmological model, which has been constrained with…”
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Cosmology intertwined III: fσ8 and S8
Published in Astroparticle physics (01-09-2021)“…The standard Λ Cold Dark Matter cosmological model provides a wonderful fit to current cosmological data, but a few statistically significant tensions and…”
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The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters
Published in The Astrophysical journal (01-02-2024)“…We present cosmological constraints from a gravitational lensing mass map covering 9400 deg2 reconstructed from measurements of the cosmic microwave background…”
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The Atacama Cosmology Telescope: A Measurement of the DR6 CMB Lensing Power Spectrum and Its Implications for Structure Growth
Published in The Astrophysical journal (01-02-2024)“…We present new measurements of cosmic microwave background (CMB) lensing over 9400 deg 2 of the sky. These lensing measurements are derived from the Atacama…”
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Snowmass2021 - Letter of interest cosmology intertwined I: Perspectives for the next decade
Published in Astroparticle physics (01-09-2021)“…The standard Λ Cold Dark Matter cosmological model provides an amazing description of a wide range of astrophysical and astronomical data. However, there are a…”
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Snowmass2021 - Letter of interest cosmology intertwined IV: The age of the universe and its curvature
Published in Astroparticle physics (01-09-2021)“…A precise measurement of the curvature of the Universe is of prime importance for cosmology since it could not only confirm the paradigm of primordial…”
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Evidence of galaxy cluster motions with the kinematic Sunyaev-Zel'dovich effect
Published in Physical review letters (23-07-2012)“…Using high-resolution microwave sky maps made by the Atacama Cosmology Telescope, we for the first time present strong evidence for motions of galaxy clusters…”
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A high-resolution view of the filament of gas between Abell 399 and Abell 401 from the Atacama Cosmology Telescope and MUSTANG-2
Published in Monthly notices of the Royal Astronomical Society (01-03-2022)“…ABSTRACT We report a significant detection of the hot intergalactic medium in the filamentary bridge connecting the galaxy clusters Abell 399 and Abell 401…”
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Puzzling large-scale polarization in the galaxy cluster Abell 523
Published in Monthly notices of the Royal Astronomical Society (07-07-2022)“…ABSTRACT Large-scale magnetic fields reveal themselves through diffuse synchrotron sources observed in galaxy clusters such as radio halos. Total intensity…”
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THE ATACAMA COSMOLOGY TELESCOPE: SUNYAEV-ZEL'DOVICH-SELECTED GALAXY CLUSTERS AT 148 GHz IN THE 2008 SURVEY
Published in The Astrophysical journal (20-08-2011)“…We report on 23 clusters detected blindly as Sunyaev-ZEL'DOVICH (SZ) decrements in a 148 GHz, 455 deg2 map of the southern sky made with data from the Atacama…”
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The thermal and non-thermal components within and between galaxy clusters Abell 399 and Abell 401
Published in Monthly notices of the Royal Astronomical Society (09-11-2022)“…We measure the local correlation between radio emission and Compton-y signal across two galaxy clusters, Abell 399 and Abell 401, using maps from the Low…”
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