Cosmology at low frequencies: The 21 cm transition and the high-redshift Universe
Observations of the high-redshift Universe with the 21cm hyperfine line of neutral hydrogen
promise to open an entirely new window onto the early phases of cosmic structure formation …
promise to open an entirely new window onto the early phases of cosmic structure formation …
Gravitational lensing
M Bartelmann - Classical and Quantum Gravity, 2010 - iopscience.iop.org
Gravitational lensing has developed into one of the most powerful tools for the analysis of
the dark universe. This review summarizes the theory of gravitational lensing, its main …
the dark universe. This review summarizes the theory of gravitational lensing, its main …
A JWST/NIRCam study of key contributors to reionization: the star-forming and ionizing properties of UV-faint z ∼ 7−8 galaxies
ABSTRACT Spitzer/Infrared Array Camera (IRAC) imaging has revealed that the brightest
z∼ 7− 8 galaxies often exhibit young ages and strong nebular line emission, hinting at high …
z∼ 7− 8 galaxies often exhibit young ages and strong nebular line emission, hinting at high …
CLASH: three strongly lensed images of a candidate z≈ 11 galaxy
We present a candidate for the most distant galaxy known to date with a photometric redshift
of z= 10.7+ 0.6− 0.4 (95% confidence limits; with z< 9.5 galaxies of known types ruled out at …
of z= 10.7+ 0.6− 0.4 (95% confidence limits; with z< 9.5 galaxies of known types ruled out at …
Hubble Space Telescope combined strong and weak lensing analysis of the CLASH sample: mass and magnification models and systematic uncertainties
We present results from a comprehensive lensing analysis in Hubble Space Telescope
(HST) data of the complete Cluster Lensing And Supernova survey with Hubble cluster …
(HST) data of the complete Cluster Lensing And Supernova survey with Hubble cluster …
The abundance of star-forming galaxies in the redshift range 8.5–12: new results from the 2012 Hubble ultra deep field campaign
We present the results of the deepest search to date for star-forming galaxies beyond a
redshift z≃ 8.5 utilizing a new sequence of near-infrared Wide-Field Camera 3 (WFC3/IR) …
redshift z≃ 8.5 utilizing a new sequence of near-infrared Wide-Field Camera 3 (WFC3/IR) …
Keck spectroscopy of faint 3 < z < 7 Lyman break galaxies – I. New constraints on cosmic reionization from the luminosity and redshift-dependent fraction of Lyman α …
We present the first results of a new Keck spectroscopic survey of UV faint Lyman break
galaxies in the redshift range 3< z< 7. Combined with earlier Keck and published European …
galaxies in the redshift range 3< z< 7. Combined with earlier Keck and published European …
The Frontier Fields lens modelling comparison project
Gravitational lensing by clusters of galaxies offers a powerful probe of their structure and
mass distribution. Several research groups have developed techniques independently to …
mass distribution. Several research groups have developed techniques independently to …
A magnified young galaxy from about 500 million years after the Big Bang
Re-ionization of the intergalactic medium occurred in the early Universe at redshift z≈ 6–11,
following the formation of the first generation of stars. Those young galaxies (where the bulk …
following the formation of the first generation of stars. Those young galaxies (where the bulk …
Early star-forming galaxies and the reionization of the Universe
Star-forming galaxies trace cosmic history. Recent observational progress with the NASA
Hubble Space Telescope has led to the discovery and study of the earliest known galaxies …
Hubble Space Telescope has led to the discovery and study of the earliest known galaxies …