HB
Hayley Bignall
astro-ph.GAastro-ph.HEastro-ph.COastro-phastro-ph.IMastro-ph.SRphysics.geo-phastro-ph.EP
On Valency
published · living versionsW_x6fqwfxk·v1 · currentpublished
How common are extreme scattering events?: First large sample from the ASKAP VAST survey
with Akash Anumarlapudi, Dylan L. Jow, Artem Tuntsov, David L. Kaplan +6
1 version
Preprints & journals
58 papers in the corpus · 2000–2026Understanding sub-arcsecond scale radio sources and space weather with the SKA-Low using interplanetary scintillation2610.23220v1 · Rajan Chhetri, John Morgan, Harsha Avinash Tanti et al.2026 · 0 citationsarXiv
First monitoring campaign of a Main-sequence Radio Pulse emitter: the case of CU Vir2608.00968v1 · Barnali Das, Hayley Bignall, Andrew Zic et al.2026 · 0 citationsarXiv
Time Domain Studies of Active Galactic Nuclei with the SKA telescopes2607.02994v1 · Hayley Bignall, Rajan Chhetri2026 · 0 citationsarXiv
Unique Science Opportunities for Space VLBI Systems with the SKA Telescopes2606.25137v1 · Y. Y. Kovalev, G. Bruni, T. An et al.2026 · 0 citationsarXiv
The effect of interstellar scattering on coherent radio emission from stars: the case of CU Vir2604.17829v1 · J.S. Morgan, B. Das, H.E. Bignall2026 · 1 citationarXiv
One sightline, many systems: a FLASH discovery of HI towards scintillating quasar PKS 0405-3852604.05479v1 · E.F. Kerrison, H. Yoon, E.M. Sadler et al.2026 · 0 citationsarXiv
Demographics of black holes at $<_{\rm g}$ scales: accretion flows, jets, and shadows2412.20276v1 · Dhanya G. Nair, Neil M. Nagar, Venkatessh Ramakrishnan et al.2024 · 2 citationsarXiv
The RATT PARROT: serendipitous discovery of a peculiarly scintillating pulsar in MeerKAT imaging observations of the Great Saturn-Jupiter Conjunction of 2020. I. Dynamic imaging and data analysis2312.12165v2 · O. M. Smirnov, B. W. Stappers, C. Tasse et al.2023 · 7 citationsarXiv
Milliarcsecond Structures of Variable Peaked-Spectrum Sources2301.00977v1 · K. Ross, C. Reynolds, N. Seymour et al.2023 · 4 citationsarXiv
The Annual Cycle in Scintillation Timescale of PMN J1726+06392204.05847v1 · Hayley E. Bignall, Artem V. Tuntsov, Jamie Stevens et al.2022 · 3 citationsarXiv
Interstellar Scintillation of an Extreme Scintillator: PKS B1144-3792009.00812v1 · N.M.M. Said, S.P. Ellingsen, H.E. Bignall et al.2020 · 7 citationsarXiv
ALMA observations of PKS 1549-79: a case of feeding and feedback in a young radio quasar1910.07865v1 · Tom Oosterloo, Raffaella Morganti, Clive Tadhunter et al.2019 · 31 citationsA&A 632, A66 (2019)
The presence of interstellar scintillation in the 15 GHz interday variability of 1158 OVRO-monitored blazars1909.01566v1 · J. Y. Koay, D. L. Jauncey, T. Hovatta et al.2019 · 9 citationsarXiv
Interstellar Scintillation Monitoring of the RadioAstron Blazars1909.01043v1 · Jun Liu, Thomas P. Krichbaum, Hayley Bignall et al.2019 · 0 citationsPOS(EVN2018)112
Detection statistics of the RadioAstron AGN survey1909.00785v1 · Y. Y. Kovalev, N. S. Kardashev, K. V. Sokolovsky et al.2019 · 37 citationsAdvances in Space Research 65 (2020) 705-711
Spica and the annual cycle of PKS B1322-110 scintillations1906.01141v1 · Hayley Bignall, Cormac Reynolds, Jamie Stevens et al.2019 · 12 citationsarXiv
Effelsberg Monitoring of a Sample of RadioAstron Blazars: Analysis of Intra-Day Variability1804.09289v1 · Jun Liu, Hayley Bignall, Thomas P. Krichbaum et al.2018 · 10 citationsGalaxies 2018, Vol. 6(2), p. 49
The MASIV Survey IV: relationship between intra-day scintillation and intrinsic variability of radio AGNs1711.08140v1 · J. Y. Koay, J.-P. Macquart, D. L. Jauncey et al.2017 · 16 citationsarXiv
Scintillation kinks, bumps and wiggles in the radio spectrum of the quasar PMN J1106-36471705.06051v1 · Artem V. Tuntsov, Jamie Stevens, Keith W. Bannister et al.2017 · 4 citationsarXiv
PKS 1954-388: RadioAstron Detection on 80,000 km Baselines and Multiwavelength Observations1705.02067v1 · P.G. Edwards, Y.Y. Kovalev, R. Ojha et al.2017 · 3 citationsPASA, 34, e21 (2017)
Extreme radio-wave scattering associated with hot stars1705.00964v1 · Mark Walker, Artem Tuntsov, Hayley Bignall et al.2017 · 41 citationsarXiv
Parallaxes of 6.7-GHz Methanol Masers towards the G305.2 High-Mass Star Formation Region1611.00930v1 · V Krishnan, S P Ellingsen, M J Reid et al.2016 · 28 citationsarXiv
The Australian Square Kilometre Array Pathfinder: Performance of the Boolardy Engineering Test Array1608.00750v1 · D. McConnell, J.R. Allison, K. Bannister et al.2016 · 96 citationsarXiv
Parsec-scale radio morphology and variability of a changing-look AGN: the case of Mrk 5901602.07289v2 · J. Y. Koay, M. Vestergaard, H. E. Bignall et al.2016 · 28 citationsMNRAS, 460, 304, 2016
Real-time detection of an extreme scattering event: Constraints on Galactic plasma lenses.26798008 · Bannister, Keith W, Stevens, Jamie, Tuntsov, Artem V et al.2016 · 65 citationsScience (New York, N.Y.). 2016;351(6271):354-6
HI emission and absorption in nearby, gas-rich galaxies II. -- sample completion and detection of intervening absorption in NGC 51561601.03753v1 · S. N. Reeves, E. M. Sadler, J. R. Allison et al.2016 · 29 citationsarXiv
Dynamic spectral mapping of interstellar plasma lenses1512.03411v2 · Artem V. Tuntsov, Mark A. Walker, Leon V.E. Koopmans et al.2015 · 34 citations2016, ApJ, 817, 176
First Parallax Measurements Towards a 6.7 GHz Methanol Maser with the Australian Long Baseline Array - Distance to G339.884-1.2591503.05917v1 · V. Krishnan, S. P. Ellingsen, M. J. Reid et al.2015 · 38 citationsarXiv
Time domain studies of Active Galactic Nuclei with the Square Kilometre Array1501.04627v1 · Hayley Bignall, Steve Croft, Talvikki Hovatta et al.2015 · 12 citationsarXiv
The connection between radio and high energy emission in black hole powered systems in the SKA era1501.03330v1 · M. Giroletti, M. Orienti, F. D'Ammando et al.2015 · 8 citationsarXiv
Microarcsecond structure of an AGN Jet via Interstellar Scintillation1502.03739v1 · Hayley Bignall, Jean-Pierre Macquart, Leith Godfrey et al.2015 · 0 citationsarXiv
Very Long Baseline Interferometry with the SKA1412.5971v1 · Zsolt Paragi, Leith Godfrey, Cormac Reynolds et al.2014 · 55 citationsarXiv
The AuScope Geodetic VLBI Array1304.3213v1 · J. E. J. Lovell, J. N. McCallum, P. B. Reid et al.2013 · 50 citationsarXiv
The Micro-Arcsecond Scintillation-Induced Variability (MASIV) Survey III. Optical Identifications and New Redshifts1302.3409v1 · Tapio Pursimo, Roopesh Ojha, David L. Jauncey et al.2013 · 22 citationsarXiv
The microarcsecond structure of an AGN jet via interstellar scintillation1301.5072v1 · J.-P. Macquart, L. E. H. Godfrey, H. E. Bignall et al.2013 · 11 citationsarXiv
Power-law models of totally anisotropic scattering1212.0633v1 · Artem V. Tuntsov, Hayley E. Bignall, Mark A. Walker2012 · 17 citationsMon.Not.Roy.Astron.Soc.429:2562-2568,2013
VAST: An ASKAP Survey for Variables and Slow Transients1207.1528v1 · Tara Murphy, Shami Chatterjee, David L. Kaplan et al.2012 · 128 citationsarXiv
Why Do Compact Active Galactic Nuclei at High Redshift Scintillate Less?1206.5053v1 · J. Y. Koay, J.-P. Macquart, B. J. Rickett et al.2012 · 13 citationsThe Astrophysical Journal, 756, 29, 2012
Very High Angular Resolution Science with the Square Kilometre Array1111.6398v1 · L. E. H. Godfrey, H. Bignall, S. Tingay et al.2011 · 34 citationsarXiv
Detection of Six Rapidly Scintillating AGNs and the Diminished Variability of J1819+38451109.1906v1 · J. Y. Koay, H. E. Bignall, J.-P. Macquart et al.2011 · 16 citationsAstronomy and Astrophysics, 534, L1, 2011
Dual-Frequency Observations of 140 Compact, Flat-Spectrum Active Galactic Nuclei for Scintillation-Induced Variability1107.2180v1 · J. Y Koay, J.-P. Macquart, B. J. Rickett et al.2011 · 26 citationsThe Astronomical Journal 142, 108 (2011)
First geodetic observations using new VLBI stations ASKAP-29 and WARK12M1012.4243v2 · Leonid Petrov, Chris Phillips, Tasso Tzioumis et al.2010 · 7 citationsPublications of the Astronomical Society of Australia, 2011, 28(2), 107-115
The first scientific experiment using Global e-VLBI observations: a multiwavelength campaign on the gamma-ray Narrow-Line Seyfert 1 PMN J0948+00221012.2663v1 · Marcello Giroletti, Z. Paragi, H. Bignall et al.2010 · 2 citationsarXiv
Evolution of the pc-scale structure of PKS 1934-638 revisited: first science with the ASKAP and New Zealand telescopes1009.4339v1 · A.K Tzioumis, S.J. Tingay, B. Stansby et al.2010 · 17 citationsThe Astronomical Journal 140 (2010) 1506-1510
Multiwavelength monitoring of the enigmatic Narrow-Line Seyfert 1 PMN J0948+0022 in March-July 20090910.4540v1 · Fermi/LAT Collaboration, E. Angelakis, C. Bailyn et al.2009 · 104 citationsAstrophys.J.707:727-737,2009
On the relationship between BL Lacertae objects and radio galaxies0809.3100v1 · Hermine Landt, Hayley E. Bignall2008 · 43 citationsarXiv
The Micro-Arcsecond Scintillation-Induced Variability (MASIV) Survey II: The First Four Epochs0808.1140v1 · J. E. J. Lovell, B. J. Rickett, J-P. Macquart et al.2008 · 131 citationsarXiv
The nature of gamma ray blazar candidate PMN J1326-52560805.3891v1 · Hayley Bignall, Giuseppe Cimo, David Jauncey et al.2008 · 2 citationsarXiv
Observations of Intrahour Variable Quasars: Scattering in our Galactic Neighbourhood0709.1301v1 · H. E. Bignall, D. L. Jauncey, J. E. J. Lovell et al.2007 · 4 citationsarXiv
Properties of the Scattering Screen in Front of Scintillating Quasar PKS 1257-326astro-ph/0702026v1 · H. E. Bignall, D. L. Jauncey, J. E. J. Lovell et al.2007 · 0 citationsarXiv
Career total: 207 works. 58 are in this corpus.Showing the 50 most recent.
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