Data analysis for precision 21 cm cosmology
A Liu, JR Shaw - Publications of the Astronomical Society of the …, 2020 - iopscience.iop.org
The redshifted 21 cm line is an emerging tool in cosmology, in principle permitting three-
dimensional surveys of our universe that reach unprecedentedly large volumes, previously …
dimensional surveys of our universe that reach unprecedentedly large volumes, previously …
On the detection of a cosmic dawn signal in the radio background
The astrophysics of the cosmic dawn, when star formation commenced in the first collapsed
objects, is predicted to be revealed by spectral and spatial signatures in the cosmic radio …
objects, is predicted to be revealed by spectral and spatial signatures in the cosmic radio …
Unveiling the Universe with emerging cosmological probes
The detection of the accelerated expansion of the Universe has been one of the major
breakthroughs in modern cosmology. Several cosmological probes (Cosmic Microwave …
breakthroughs in modern cosmology. Several cosmological probes (Cosmic Microwave …
Concerns about modelling of the EDGES data
It is predicted 1 that the spectrum of radio emission from the whole sky should show a dip
arising from the action of the light from the first stars on the hydrogen atoms in the …
arising from the action of the light from the first stars on the hydrogen atoms in the …
The Python Sky Model: software for simulating the Galactic microwave sky
We present a numerical code to simulate maps of Galactic emission in intensity and
polarization at microwave frequencies, aiding in the design of cosmic microwave …
polarization at microwave frequencies, aiding in the design of cosmic microwave …
Design and characterization of the Large-aperture Experiment to Detect the Dark Age (LEDA) radiometer systems
DC Price, LJ Greenhill, A Fialkov… - Monthly Notices of …, 2018 - academic.oup.com
ABSTRACT The Large-aperture Experiment to Detect the Dark Age (LEDA) was designed to
detect the predicted O (100) mK sky-averaged absorption of the cosmic microwave …
detect the predicted O (100) mK sky-averaged absorption of the cosmic microwave …
Constraining primordial black holes as dark matter using the global 21-cm signal with X-ray heating and excess radio background
Using the global 21-cm signal measurement by the EDGES collaboration, we derive
constraints on the fraction of the dark matter that is in the form of primordial black holes …
constraints on the fraction of the dark matter that is in the form of primordial black holes …
Results from EDGES High-band. I. Constraints on phenomenological models for the global 21 cm signal
RA Monsalve, AEE Rogers, JD Bowman… - The Astrophysical …, 2017 - iopscience.iop.org
Results from EDGES High-band. I. Constraints on Phenomenological Models for the Global 21
cm Signal - IOPscience This site uses cookies. By continuing to use this site you agree to our …
cm Signal - IOPscience This site uses cookies. By continuing to use this site you agree to our …
SKAO H i intensity map**: blind foreground subtraction challenge
ABSTRACT Neutral Hydrogen Intensity Map** (H i IM) surveys will be a powerful new
probe of cosmology. However, strong astrophysical foregrounds contaminate the signal and …
probe of cosmology. However, strong astrophysical foregrounds contaminate the signal and …
H i intensity map** with MeerKAT: calibration pipeline for multidish autocorrelation observations
While most purpose-built 21-cm intensity map** experiments are close-packed
interferometer arrays, general-purpose dish arrays should also be capable of measuring the …
interferometer arrays, general-purpose dish arrays should also be capable of measuring the …