Detection of CMB-Cluster Lensing using Polarization Data from SPTpol.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review letters"
DOI: 10.1103/physrevlett.123.181301
Abstract: We report the first detection of gravitational lensing due to galaxy clusters using only the polarization of the cosmic microwave background (CMB). The lensing signal is obtained using a new estimator that extracts the lensing… read more here.
Keywords: cluster lensing; cluster; cmb; using polarization ... See more keywords
Measurement and calibration of non-linear shear terms in galaxy cluster fields
Sign Up to like & getrecommendations! Published in 2024 at "Frontiers in Astronomy and Space Sciences"
DOI: 10.3389/fspas.2024.1411810
Abstract: Galaxy cluster lensing is a powerful tool for measuring the mass of galaxy clusters, but accurate shear measurement and calibration are critical to obtaining reliable results. This study focuses on the measurement and calibration of… read more here.
Keywords: galaxy cluster; cluster lensing; cluster; mass ... See more keywords