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List of works by George Heald

3D Study Of Magnetic Fields In NGC 6946

A Flare-type IV Burst Event from Proxima Centauri and Implications for Space Weather

scientific article

A GBT Survey of the HALOGAS Galaxies and Their Environments. I. Revealing the Full Extent of H i around NGC 891, NGC 925, NGC 4414, and NGC 4565

scientific article published in the Astrophysical Journal

A Large-scale, Regular Intergalactic Magnetic Field Associated with Stephan’s Quintet?

scientific article published on 29 July 2020

A circular polarization survey for radio stars with the Australian SKA Pathfinder

scientific article

A closer look at tumbling toast

A large light-mass component of cosmic rays at 10(17)-10(17.5) electronvolts from radio observations ⬇️

scientific article published in March 2016

An extreme magneto-ionic environment associated with the fast radio burst source FRB 121102.

scientific article published in January 2018

An improved map of the Galactic Faraday sky

scientific article published in Astronomy and Astrophysics

Blind H I and OH Absorption Line Search: First Results with MALS and uGMRT Processed Using ARTIP

scientific article published in January 2021

CHANG-ES - VI. Probing Supernova energy deposition in spiral galaxies through multiwavelength relationships ⬇️

scholarly article

CHANG-ES - VIII. Uncovering hidden AGN activity in radio polarization ⬇️

scholarly article

CHANG-ES - XI. Circular polarization in the cores of nearby galaxies

scientific article

CHANG-ES V: nuclear outflow in a Virgo cluster spiral after a tidal disruption event ⬇️

scholarly article

CHANG-ES X: Spatially Resolved Separation of Thermal Contribution from Radio Continuum Emission in Edge-on Galaxies

CHANG-ES XII. A LOFAR and VLA view of the edge-on star-forming galaxy NGC 3556

scholarly article

CHANG-ES. III. UGC 10288 - An edge-on galaxy with a background double-lobed radio source

scientific article

CHANG-ES. IV. Radio continuum emission of 35 edge-on galaxies observed with the Karl G. Jansky Very Large Array in D Configuration--Data Release 1 ⬇️

CHANG-ES. IX. Radio scale heights and scale lengths of a consistent sample of 13 spiral galaxies seen edge-on and their correlations

scientific article

CHANG-ES. XIII. Transport processes and the magnetic fields of NGC 4666: indication of a reversing disk magnetic field

scientific article

Calibrating high-precision Faraday rotation measurements for LOFAR and the next generation of low-frequency radio telescopes

scientific article published in Astronomy and Astrophysics

Calibrating high-precision Faraday rotation measurements for LOFAR and the next generation of low-frequency radio telescopes (Corrigendum)

scientific article published in Astronomy and Astrophysics

Calibrating the absolute amplitude scale for air showers measured at LOFAR ⬇️

Circumgalactic Gas at Its Extreme: Tidal Gas Streams around the Whale Galaxy NGC 4631 Explored with HST/COS

Cold gas outflows from the Small Magellanic Cloud traced with ASKAP

Collimation of the kiloparsec-scale radio jets in NGC 2663

scientific article published in 2022

Combining Faraday Tomography and Wavelet Analysis

article

Compact Resolved Ejecta in the Nearest Tidal Disruption Event

Continuum halos in nearby galaxies: an EVLA survey (CHANG-ES). I. Introduction to the survey

scientific article

Continuum halos in nearby galaxies: an EVLA survey (CHANG-ES). II. First results on NGC 4631

Coordinated X-ray, ultraviolet, optical, and radio observations of the PSR J1023+0038 system in a low-mass X-ray binary state ⬇️

scientific article published in the Astrophysical Journal

Corrigendum: A large light-mass component of cosmic rays at 1017-1017.5 electronvolts from radio observations.

scientific article

Deep ASKAP EMU Survey of the GAMA23 field: properties of radio sources

scientific article published on 11 April 2022

Detecting cosmic rays with the LOFAR radio telescope

scientific article published in Astronomy and Astrophysics

Differential frequency-dependent delay from the pulsar magnetosphere

scientific article published in Astronomy and Astrophysics

Discovery of carbon radio recombination lines in M82 ⬇️

Discovery of carbon radio recombination lines in absorption towards Cygnus A ⬇️

scholarly article

Erratum: “CHANG-ES. IV. Radio Continuum Emission of 35 Edge-on Galaxies Observed with the Karl G. Jansky Very Large Array in D-configuration—Data Release 1” (2015, AJ, 150, 81)

scholarly article published in The Astronomical Journal

Exploring the making of a galactic wind in the starbursting dwarf irregular galaxy IC 10 with LOFAR

scholarly article

Exploring the properties of low-frequency radio emission and magnetic fields in a sample of compact galaxy groups using the LOFAR Two-Metre Sky Survey (LoTSS)

scientific article

Faraday Tomography Tutorial

Faraday tomography of the local interstellar medium with LOFAR: Galactic foregrounds towards IC 342 ⬇️

scientific article

First LOFAR observations at very low frequencies of cluster-scale non-thermal emission: the case of Abell 2256

scientific article published in Astronomy and Astrophysics

HALOGAS Observations of NGC 4559: Anomalous and Extraplanar H i and its Relation to Star Formation

HALOGAS: H I observations and modeling of the nearby edge-on spiral galaxy NGC 4565 ⬇️

scholarly article

Imaging Fabry‐Perot Spectroscopy of NGC 5775: Kinematics of the Diffuse Ionized Gas Halo ⬇️

scholarly article

Initial LOFAR observations of epoch of reionization windows ⬇️

scientific article published in Astronomy and Astrophysics

Investigation of the cosmic ray population and magnetic field strength in the halo of NGC 891

scientific article

Kinematics of Multiphase Extraplanar Gas in Spiral Galaxies

LBCS: The LOFAR Long-Baseline Calibrator Survey ⬇️

scientific article published in Astronomy and Astrophysics

LOFAR 150-MHz observations of the Boötes field: catalogue and source counts ⬇️

scholarly article

LOFAR MSSS: Discovery of a 2.56 Mpc giant radio galaxy associated with a disturbed galaxy group ⬇️

scientific article published in Astronomy and Astrophysics

LOFAR MSSS: Flattening low-frequency radio continuum spectra of nearby galaxies

scholarly article

LOFAR MSSS: detection of a low-frequency radio transient in 400 h of monitoring of the North Celestial Pole ⬇️

scientific article

LOFAR and APERTIF Surveys of the Radio Sky: Probing Shocks and Magnetic Fields in Galaxy Clusters

scholarly article

LOFAR calibration and wide-field imaging

LOFAR detections of low-frequency radio recombination lines towards Cassiopeia A

scientific article published in Astronomy and Astrophysics

LOFAR discovery of a quiet emission mode in PSR B0823+26

scientific article

LOFAR facet calibration ⬇️

LOFAR imaging of Cygnus A – direct detection of a turnover in the hotspot radio spectra

scholarly article

LOFAR low-band antenna observations of the 3C 295 and Bootes fields: source counts and ultra-steep spectrum sources ⬇️

scientific article published in the Astrophysical Journal

LOFAR sparse image reconstruction ⬇️

scientific article published in Astronomy and Astrophysics

LOFAR, VLA, and Chandra observations of the Toothbrush galaxy cluster ⬇️

scientific article published in the Astrophysical Journal

LOFAR/H-ATLAS: the low-frequency radio luminosity-star formation rate relation

scientific article

LOFAR: Recent Imaging Results and Future Prospects

LOFAR: The LOw-Frequency ARray

scientific article published in Astronomy and Astrophysics

LoTSS/HETDEX: Optical quasars. I. Low-frequency radio properties of optically selected quasars

scientific article

Low-frequency Faraday rotation measures towards pulsars using LOFAR: probing the 3D Galactic halo magnetic field

scientific article

Low-frequency radio absorption in Cassiopeia A

scientific article published in Astronomy and Astrophysics

Lunar occultation of the diffuse radio sky: LOFAR measurements between 35 and 80 MHz ⬇️

scientific article

M 87 at metre wavelengths: the LOFAR picture

scientific article published in Astronomy and Astrophysics

Magnetic Field Tomography in Nearby Galaxies with the Square Kilometre Array

Magnetic arms of NGC 6946 traced in Faraday cubes at low radio frequencies

Magnetic field strength in cosmic web filaments

scientific article published on 11 February 2022

Measuring a Cherenkov ring in the radio emission from air showers at 110–190MHz with LOFAR ⬇️

scientific article (publication date: May 2015)

Measuring magnetism in the Milky Way with the Square Kilometre Array ⬇️

M 82 – A radio continuum and polarisation study

scientific article

Neutral hydrogen and magnetic fields in M83 observed with the SKA Pathfinder KAT-7 ⬇️

scholarly article

Observing pulsars and fast transients with LOFAR

scientific article published in Astronomy and Astrophysics

Polarized point sources in the LOFAR Two-meter Sky Survey: A preliminary catalog

scientific article published in Astronomy and Astrophysics

Polarized synchrotron radiation from the Andromeda galaxy M 31 and background sources at 350 MHz

scientific article

Probing Atmospheric Electric Fields in Thunderstorms through Radio Emission from Cosmic-Ray-Induced Air Showers ⬇️

scientific article (publication date: 24 April 2015)

Radio Continuum Surveys with Square Kilometre Array Pathfinders

Radio haloes in nearby galaxies modelled with 1D cosmic ray transport using spinnaker

scientific article

Radio imaging observations of PSR J1023+0038 in an LMXB state ⬇️

scientific article published in the Astrophysical Journal

Radio variable and transient sources on minute time-scales in the ASKAP pilot surveys

scholarly article

Reliable detection and characterization of low-frequency polarized sources in the LOFAR M51 field

scholarly article

Resolved magnetic structures in the disk-halo interface of NGC 628 ⬇️

scholarly article

Science with the Murchison Widefield Array: Phase I results and Phase II opportunities

scientific article

Shock location and CME 3D reconstruction of a solar type II radio burst with LOFAR

scientific article

Signatures from a merging galaxy cluster and its AGN population: LOFAR observations of Abell 1682

scholarly article

Source counts and confusion at 72–231 MHz in the MWA GLEAM survey

Source finding in linear polarization for LOFAR, and SKA predecessor surveys, using Faraday moments

scholarly article

Spectroscopy of NGC 4258 Globular Cluster Candidates: Membership Confirmation and Kinematics

Studying Galactic interstellar turbulence through fluctuations in synchrotron emission

scientific article published in Astronomy and Astrophysics

Subarcsecond international LOFAR radio images of the M82 nucleus at 118 MHz and 154 MHz ⬇️

scientific article published in Astronomy and Astrophysics

Synchronous x-ray and radio mode switches: a rapid global transformation of the pulsar magnetosphere.

scientific article

Synchrotron Radiation and Faraday Rotation

Systematic effects in LOFAR data: A unified calibration strategy

scholarly article

The ASKAP Variables and Slow Transients (VAST) Pilot Survey

scholarly article

The ASKAP/EMU Source Finding Data Challenge ⬇️

The Challenges of Low-Frequency Radio Polarimetry: Lessons from the Murchison Widefield Array

The Detection of an Extremely Bright Fast Radio Burst in a Phased Array Feed Survey ⬇️

The Einstein@Home search for radio pulsars and PSR J2007+2722 discovery ⬇️

scientific article published in the Astrophysical Journal

The Extraordinary Linear Polarisation Structure of the Southern Centaurus A Lobe Revealed by ASKAP

article published in 2018

The Faraday rotation measure synthesis technique

The LOFAR LBA Sky Survey

scientific article published in April 2021

The LOFAR Multifrequency Snapshot Sky Survey (MSSS). I. Survey description and first results ⬇️

scientific article published in Astronomy and Astrophysics

The LOFAR Two-metre Sky Survey

scientific article published on 25 February 2022

The LOFAR long baseline snapshot calibrator survey ⬇️

scientific article published in Astronomy and Astrophysics

The LOFAR pilot surveys for pulsars and fast radio transients ⬇️

scientific article published in Astronomy and Astrophysics

The LOFAR radio environment

scientific article published in Astronomy and Astrophysics

The LOFAR view of cosmic magnetism

The Lockman Hole Project: A Multi-frequency Study of the Faint Radio Population down to LOFAR bands

The Lockman Hole project: LOFAR observations and spectral index properties of low-frequency radio sources ⬇️

scholarly article

The POlarised GLEAM Survey (POGS) I: First results from a low-frequency radio linear polarisation survey of the southern sky

article by C. J. Riseley et al published 2018 in Publications of the Astronomical Society of Australia

The Parkes H I zone of avoidance survey ⬇️

scientific article published in Astronomical Journal

The Rapid ASKAP Continuum Survey I: Design and first results

scientific article published in 2020

The WSRT HALOGAS Survey

The Westerbork HALOGAS Survey: Status and Early Results

The Westerbork Hydrogen Accretion in LOcal GAlaxieS (HALOGAS) survey. I. Survey description and pilot observations

scholarly article

The Westerbork Hydrogen Accretion in LOcal GAlaxieS (HALOGAS) survey. I. Survey description and pilot observations. (Corrigendum)

scholarly article published in Astronomy and Astrophysics

The Westerbork SINGS survey

scholarly article

The Westerbork SINGS survey. II. Polarization, Faraday rotation, and magnetic fields

scientific article

The Wsrt Halogas Survey ⬇️

The dispersion-brightness relation for fast radio bursts from a wide-field survey

scientific article published in Nature

The intergalactic magnetic field probed by a giant radio galaxy

scientific article

The nature of the low-frequency emission of M 51 ⬇️

scientific article

The peculiar radio galaxy 4C 35.06: a case for recurrent AGN activity? ⬇️

scientific article published in Astronomy and Astrophysics

The radial variation of H I velocity dispersions in dwarfs and spirals ⬇️

scientific article published in Astronomical Journal

The radio continuum-star formation rate relation in WSRT SINGS galaxies ⬇️

scholarly article

The “Sausage” and “Toothbrush” clusters of galaxies and the prospects of LOFAR observations of clusters of galaxies

scientific article

Tracking of an electron beam through the solar corona with LOFAR

scientific article

Untangling Cosmic Magnetic Fields: Faraday Tomography at Metre Wavelengths with LOFAR

Untangling Cosmic Magnetic Fields: Faraday Tomography at MetreWavelengths with LOFAR

WALLABY early science – I. The NGC 7162 galaxy group

scientific article

Wide-band simultaneous observations of pulsars: disentangling dispersion measure and profile variations

scientific article published in Astronomy and Astrophysics

Wide-band, low-frequency pulse profiles of 100 radio pulsars with LOFAR ⬇️

scientific article published in Astronomy and Astrophysics

Wide-field LOFAR imaging of the field around the double-double radio galaxy B1834+620. A fresh view on a restarted AGN and doubeltjes ⬇️

scientific article published in Astronomy and Astrophysics

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