activity
20042026
most citedThe SRG/eROSITA all-sky survey: First X-ray catalogues and data release of the western Galactic hemisphere

371 citations · 1.6k across the 49 of their papers we have counts for

collaborators

50 papers

astro-ph.GA2026

EP-FXT observations of the cool-core cluster Abell 478 out to R200: Thermodynamic properties and azimuthal asymmetry

J. X. Sun, Y. Chen, S. M. Jia +11

We use deep observations from the Einstein Probe Follow-up X-ray Telescope (EP-FXT) to investigate the gas distribution and thermodynamic properties of the cool-core galaxy cluster…

astro-ph.CO2026

The SRG/eROSITA All-Sky Survey: Early dark energy and Hubble constant from the cluster mass function

J. Strunk, E. Artis, E. Bulbul +23

The evolution of the mass function of massive galaxy clusters is a well-established probe of cosmology. Using the eROSITA X-ray instrument on board the Spectrum Roentgen Gamma (SRG…

astro-ph.HE2026

The SRG/eROSITA All-Sky Survey DR2: Cumulative X-ray catalogues from the first three surveys and multi-wavelength counterparts in the western Galactic hemisphere

M. E. Ramos-Ceja, G. Lamer, M. Salvato +111

The eROSITA telescope array on board the Spektrum-Roentgen-Gamma (SRG) mission began its all-sky survey program in December 2019, scanning the sky at an approximately six-month cad…

astro-ph.CO2026

The three-dimensional shapes of the galaxy cluster intracluster medium in eRASS1

S. Kulkarni, J. S. Sanders, E. Bulbul +2

The three-dimensional shapes of clusters are important for understanding the astrophysics of the clusters and as a probe in cosmological studies. We estimate the most probable thre…

astro-ph.CO2025★ 1 cited

The eROSITA Final Equatorial-Depth Survey (eFEDS): X-ray stacking analysis of Subaru's optically selected clusters spanning low richness regime

N. T. Nguyen-Dang, N. Ota, N. Okabe +17

This is the second paper in a series exploring the X-ray properties of galaxy clusters optically selected by the Subaru Hyper Suprime-Cam (HSC) survey, using data from the SRG/eROS…

astro-ph.HE2025

From Observations to Simulations: A Neural-Network Approach to Intracluster Medium Kinematics

E. Gatuzz, J. ZuHone, J. S. Sanders +4

We present a systematic comparison between {\it XMM-Newton} velocity maps of the Virgo, Centaurus, Ophiuchus and A3266 clusters and synthetic velocity maps generated from the Illus…

astro-ph.HE2024★ 5 cited

Measuring the ICM velocity structure within the A3266 galaxy cluster

E. Gatuzz, J. Sanders, A. Liu +7

We present a detailed analysis of the velocity structure of the hot intracluster medium (ICM) within the A3266 galaxy cluster, including new observations taken between June and Nov…

astro-ph.IM2024★ 2 cited

Mitigating calibration errors from mutual coupling with time-domain filtering of 21 cm cosmological radio observations

N. Charles, N. S. Kern, R. Pascua +80

The 21 cm transition from neutral Hydrogen promises to be the best observational probe of the Epoch of Reionisation (EoR). This has led to the construction of low-frequency radio i…

astro-ph.CO2024★ 4 cited

Investigating Mutual Coupling in the Hydrogen Epoch of Reionization Array and Mitigating its Effects on the 21-cm Power Spectrum

E. Rath, R. Pascua, A. T. Josaitis +78

Interferometric experiments designed to detect the highly redshifted 21-cm signal from neutral hydrogen are producing increasingly stringent constraints on the 21-cm power spectrum…

astro-ph.HE2024★ 12 cited

The SRG/eROSITA all-sky survey. X-ray emission from the warm-hot phase gas in long cosmic filaments

X. Zhang, E. Bulbul, N. Malavasi +24

The properties of the warm-hot intergalactic medium (WHIM) in cosmic filaments are among the least quantified units in modern astrophysics. The Spectrum Roentgen Gamma/eROSITA All…

astro-ph.CO2024★ 4 cited

The SRG/eROSITA All-Sky Survey: Exploring halo assembly bias with X-ray selected superclusters

A. Liu, E. Bulbul, T. Shin +15

We explore halo assembly bias on cluster scales using large samples of superclusters. Leveraging the largest-ever X-ray galaxy cluster and supercluster samples obtained from the fi…

astro-ph.GA2024★ 1 cited

The Galaxy Group Merger Origin of the Cloverleaf Odd Radio Circle System

E. Bulbul, X. Zhang, M. Kluge +14

Odd radio circles (ORCs) are a newly discovered class of extended faint radio sources of unknown origin. We report the first detection of diffuse X-ray gas at the location of a low…

astro-ph.CO2024

The SRG/eROSITA All-Sky Survey: Tracing the Large-Scale Structure with a clustering study of galaxy clusters

R. Seppi, J. Comparat, V. Ghirardini +16

The spatial distribution of galaxy clusters provides a reliable tracer of the large-scale distribution of matter in the Universe. The clustering signal depends on intrinsic cluster…

astro-ph.CO2024★ 17 cited

The SRG-eROSITA All-Sky Survey : Constraints on f(R) Gravity from Cluster Abundance

E. Artis, V. Ghirardini, E. Bulbul +28

The evolution of the cluster mass function traces the growth of the linear density perturbations and can be utilized for constraining the parameters of cosmological and alternative…

astro-ph.CO2024

The SRG/eROSITA All-Sky Survey: X-ray selection function models for the eRASS1 galaxy cluster cosmology

N. Clerc, J. Comparat, R. Seppi +17

Characterising galaxy cluster populations from catalog of sources selected in astronomical surveys requires knowledge of sample incompleteness, known as selection function. The fir…

astro-ph.CO2024★ 45 cited

The SRG/eROSITA All-Sky Survey: Dark Energy Survey Year 3 Weak Gravitational Lensing by eRASS1 selected Galaxy Clusters

S. Grandis, V. Ghirardini, S. Bocquet +119

Number counts of galaxy clusters across redshift are a powerful cosmological probe, if a precise and accurate reconstruction of the underlying mass distribution is performed -- a c…

astro-ph.CO2024★ 2 cited

The SRG/eROSITA All-Sky Survey: First catalog of superclusters in the western Galactic hemisphere

A. Liu, E. Bulbul, M. Kluge +21

Superclusters of galaxies mark the large-scale overdense regions in the Universe. Superclusters provide an ideal environment to study structure formation and to search for the emis…

astro-ph.CO2024★ 5 cited

The SRG/eROSITA All-Sky Survey: The first catalog of galaxy clusters and groups in the Western Galactic Hemisphere

E. Bulbul, A. Liu, M. Kluge +31

Clusters of galaxies can be used as powerful probes to study astrophysical processes on large scales, test theories of the growth of structure, and constrain cosmological models. T…

astro-ph.CO2024★ 116 cited

The SRG/eROSITA all-sky survey: Cosmology constraints from cluster abundances in the western Galactic hemisphere

V. Ghirardini, E. Bulbul, E. Artis +46

The cluster mass function traces the growth of linear density perturbations and provides valuable insights into the growth of structures, the nature of dark matter, and the cosmolo…

astro-ph.CO2024★ 1 cited

The SRG/eROSITA All-Sky Survey. Optical identification and properties of galaxy clusters and groups in the western galactic hemisphere

M. Kluge, J. Comparat, A. Liu +29

The first SRG/eROSITA All-Sky Survey (eRASS1) provides the largest intracluster medium-selected galaxy cluster and group catalog covering the western galactic hemisphere. Compared…

astro-ph.HE2024★ 371 cited

The SRG/eROSITA all-sky survey: First X-ray catalogues and data release of the western Galactic hemisphere

A. Merloni, G. Lamer, T. Liu +142

The eROSITA telescope array aboard the Spektrum Roentgen Gamma (SRG) satellite began surveying the sky in December 2019, with the aim of producing all-sky X-ray source lists and sk…

astro-ph.CO2024★ 23 cited

The SRG/eROSITA All-Sky Survey: SRG/eROSITA cross-calibration with Chandra and XMM-Newton using galaxy cluster gas temperatures

K. Migkas, D. Kox, G. Schellenberger +17

Galaxy cluster gas temperatures () play a crucial role in many cosmological and astrophysical studies. However, it has been shown that measurements can vary between differen…

astro-ph.CO2024★ 20 cited

The SRG/eROSITA All-Sky Survey: Constraints on AGN Feedback in Galaxy Groups

Y. E. Bahar, E. Bulbul, V. Ghirardini +25

We investigate the impact of AGN feedback, on the entropy and characteristic temperature measurements of galaxy groups detected in the SRG/eROSITA's first All-Sky Survey (eRASS1) t…

astro-ph.GA2023★ 14 cited

Feeding and feedback processes in the Spiderweb proto-intracluster medium

M. Lepore, L. Di Mascolo, P. Tozzi +15

We present the detailed analysis of the thermal, diffuse emission of the proto-intracluster medium (ICM) detected in the halo of the Spiderweb Galaxy at z=2.16, within a radius of…