papers

Publications (9)

astro-ph.GA2016

GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) survey I: A low-frequency extragalactic catalogue

Natasha Hurley-Walker, Joseph R. Callingham, Paul J. Hancock +40

Using the Murchison Widefield Array (MWA), the low-frequency Square Kilometre Array (SKA1 LOW) precursor located in Western Australia, we have completed the GaLactic and Extragalac…

astro-ph.HE2019

New candidate radio supernova remnants detected in the GLEAM survey over ,

Natasha Hurley-Walker, Miroslav D. Filipovic, Bryan M. Gaensler +18

We have detected 27 new supernova remnants (SNRs) using a new data release of the GLEAM survey from the Murchison Widefield Array (MWA) telescope, including the lowest surface-brig…

astro-ph.GA2018

High-resolution Observations of Low-luminosity Gigahertz-Peaked Spectrum and Compact Steep Spectrum Sources

Jordan D. Collier, Steven J. Tingay, Joseph R. Callingham +27

We present Very Long Baseline Interferometry observations of a faint and low-luminosity ($L_{\rm 1.4 GHz} < 10^{27}~\mbox{W Hz}^{-1}$) Gigahertz-Peaked Spectrum (GPS) and Compact S…

astro-ph.IM2014

The Murchison Widefield Array Commissioning Survey: A Low-Frequency Catalogue of 14,110 Compact Radio Sources over 6,100 Square Degrees

Natasha Hurley-Walker, John Morgan, Randall B. Wayth +49

We present the results of an approximately 6,100 square degree 104--196MHz radio sky survey performed with the Murchison Widefield Array during instrument commissioning between 201…

astro-ph.GA2019

GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) survey II: Galactic Plane ,

Natasha Hurley-Walker, Paul J. Hancock, Thomas M. O. Franzen +16

This work makes available a further 2,860deg of the GLEAM survey, covering half of the accessible Galactic Plane, across twenty frequency bands sampling MHz, with resol…

astro-ph.GA2020

Searching for Dark Matter Signals from Local Dwarf Spheroidal Galaxies at Low Radio Frequencies in the GLEAM Survey

Robin H. W. Cook, Nick Seymour, Kristine Spekkens +18

The search for emission from weakly interacting massive particle (WIMP) dark matter annihilation and decay has become a multi-pronged area of research not only targeting a diverse…

astro-ph.IM2016

CHIPS: The Cosmological HI Power Spectrum Estimator

Cathryn M. Trott, Bart Pindor, Pietro Procopio +49

Detection of the cosmological neutral hydrogen signal from the Epoch of Reionization, and estimation of its basic physical parameters, is the principal scientific aim of many curre…

astro-ph.HE2019

Candidate radio supernova remnants observed by the GLEAM survey over and

Natasha Hurley-Walker, Bryan M. Gaensler, Denis A. Leahy +18

We examined the latest data release from the GaLactic and Extragalactic All-sky Murchison Widefield Array (GLEAM) survey covering , $180^\circ < l < 240^\…

astro-ph.CO2009

A numerical code for the solution of the Kompaneets equation in cosmological context

Pietro Procopio, Carlo Burigana

Context: The cosmic microwave background (CMB) spectrum probes physical processes and astrophysical phenomena occurring at various epochs of the Universe evolution. Current and fut…