Modified Newtonian dynamics (MOND): observational phenomenology and relativistic extensions

B Famaey, SS McGaugh - Living reviews in relativity, 2012 - Springer
A wealth of astronomical data indicate the presence of mass discrepancies in the Universe.
The motions observed in a variety of classes of extragalactic systems exceed what can be …

Weak gravitational lensing

M Bartelmann, P Schneider - Physics Reports, 2001 - Elsevier
We review theory and applications of weak gravitational lensing. After summarising
Friedmann–Lemaı̂tre cosmological models, we present the formalism of gravitational …

Revealing galaxy candidates out to z ∼ 16 with JWST observations of the lensing cluster SMACS0723

H Atek, M Shuntov, LJ Furtak, J Richard… - Monthly Notices of …, 2023 - academic.oup.com
One of the main goals of the JWST is to study the first galaxies in the Universe. We present a
systematic photometric analysis of very distant galaxies in the first JWST deep field towards …

UNCOVERing the extended strong lensing structures of Abell 2744 with the deepest JWST imaging

LJ Furtak, A Zitrin, JR Weaver, H Atek… - Monthly Notices of …, 2023 - academic.oup.com
We present a new parametric lens model for the massive galaxy cluster Abell 2744 based
on new ultra-deep JWST imaging taken in the framework of the UNCOVER program. These …

Constraining the physical properties of the first lensed z ∼ 9 − 16 galaxy candidates with JWST

LJ Furtak, M Shuntov, H Atek, A Zitrin… - Monthly Notices of …, 2023 - academic.oup.com
The first deep-field observations of the JWST have immediately yielded a surprisingly large
number of very high redshift candidates, pushing the frontier of observability well beyond z≳ …

New high-precision strong lensing modeling of Abell 2744-Preparing for JWST observations

P Bergamini, A Acebron, C Grillo, P Rosati… - Astronomy & …, 2023 - aanda.org
We present a new strong lensing (SL) model of the Hubble Frontier Fields (HFF) galaxy
cluster Abell 2744, at z= 0.3072, by exploiting archival Hubble Space Telescope (HST) …

Star formation at the smallest scales: a JWST study of the clump populations in SMACS0723

A Claeyssens, A Adamo, J Richard… - Monthly Notices of …, 2023 - academic.oup.com
We present the clump populations detected in 18 lensed galaxies at redshifts 1--8.5 within
the lensing cluster field SMACS0723. The recent JWST Early Release Observations of this …

An excess of small-scale gravitational lenses observed in galaxy clusters

M Meneghetti, G Davoli, P Bergamini, P Rosati… - Science, 2020 - science.org
Cold dark matter (CDM) constitutes most of the matter in the Universe. The interplay
between dark and luminous matter in dense cosmic environments, such as galaxy clusters …

The GLASS-JWST Early Release Science Program. III. Strong-lensing model of Abell 2744 and its infalling regions

P Bergamini, A Acebron, C Grillo, P Rosati… - The Astrophysical …, 2023 - iopscience.iop.org
We present a new high-precision, JWST-based, strong-lensing model for the galaxy cluster
Abell 2744 at z= 0.3072. By combining the deep, high-resolution JWST imaging from the …

[HTML][HTML] An atlas of MUSE observations towards twelve massive lensing clusters

J Richard, A Claeyssens, D Lagattuta, L Guaita… - Astronomy & …, 2021 - aanda.org
Context. Spectroscopic surveys of massive galaxy clusters reveal the properties of faint
background galaxies thanks to the magnification provided by strong gravitational lensing …