Identification of Superclusters and Their Properties in the Sloan Digital Sky Survey Using the WHL Cluster Catalog

S Sankhyayan, J Bagchi, E Tempel… - The Astrophysical …, 2023 - iopscience.iop.org
Superclusters are the largest massive structures in the cosmic web, on tens to hundreds of
megaparsec scales. They are the largest assembly of galaxy clusters in the Universe. Apart …

Unravelling the collision scenario of the dissociative galaxy cluster Abell 56 through hydrodynamic simulations

RP Albuquerque, REG Machado… - Monthly Notices of the …, 2024 - academic.oup.com
In galaxy cluster collisions, the gas can be separated from dark matter haloes. Abell 56
displays signatures of a dissociative bullet-like merger with a possible high-inclination angle …

Unveiling the internal structure of the Hercules supercluster

R Monteiro-Oliveira, DF Morell… - Monthly Notices of …, 2022 - academic.oup.com
We have investigated the structure of the Hercules supercluster (SCL160) based on data
originally extracted from the Sloan Digital Sky Survey (SDSS-DR7). We have traced the …

A major galaxy cluster merger caught by eROSITA: weak lensing mass distribution and kinematic description

R Monteiro-Oliveira - Monthly Notices of the Royal Astronomical …, 2022 - academic.oup.com
We present the weak lensing mass distribution of a triple merging cluster candidate at z
photo∼ 0.36 belonging to a supercluster recently discovered during the eROSITA …

MOSS I: Double radio relics in the Saraswati supercluster

V Parekh, R Kincaid, K Thorat, B Hugo… - Monthly Notices of …, 2022 - academic.oup.com
Superclusters are the largest objects in the Universe, and they provide a unique opportunity
to study how galaxy clusters are born at the junction of the cosmic web as well as the …

The evolution of high-density cores of the BOSS Great Wall superclusters

M Einasto, P Tenjes, M Gramann, H Lietzen… - Astronomy & …, 2022 - aanda.org
Context. High-density cores (HDCs) of galaxy superclusters that embed rich clusters and
groups of galaxies are the earliest large objects to form in the cosmic web, and the largest …

Clash of Titans: A MUSE dynamical study of the extreme cluster merger SPT-CL J0307-6225

D Hernández-Lang, A Zenteno… - Monthly Notices of …, 2022 - academic.oup.com
We present MUSE spectroscopy, Megacam imaging, and Chandra X-ray emission for SPT-
CL J0307-6225, a major merging galaxy cluster with a large BCG-SZ centroid separation …

No Evidence of a Dichotomy in the Elliptical Galaxy Population

R Monteiro-Oliveira, YT Lin, WH Chen… - arXiv preprint arXiv …, 2024 - arxiv.org
The advent of large integral field spectroscopic surveys has found that elliptical galaxies
(EGs) can be classified into two classes: the fast rotators (whose kinematics are dominated …

Weak-lensing mass bias in the dissociative galaxy cluster Abell 56

RP Albuquerque, REG Machado… - arXiv preprint arXiv …, 2024 - arxiv.org
In galaxy cluster collisions, the gas can be separated from dark matter halos. Abell $56 $
displays signatures of a dissociative bullet-like merger with a possible high inclination angle …