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O. Wucknitz
astro-ph.IMastro-ph.HEastro-ph.GAastro-ph.COastro-phastro-ph.SRastro-ph.EPhep-phphysics.ins-detgr-qc
On Valency
published · living versionsW_t8je2e5s·v1 · currentpublished
Subarcsecond international LOFAR radio images of Arp 220 at 150 MHz: A kpc-scale star forming disk surrounding nuclei with shocked outflows
with E. Varenius, J. E. Conway, I. Martí-Vidal, S. Aalto +14
1 version
W_yqzckc6g·v1published
W_hfxes35b·v1published
Preprints & journals
102 papers in the corpus · 2003–2026Imaging without visibilities: FAST-Effelsberg scintillometry of PSR B1508+552605.15004v1 · Tim Sprenger, Xun Shi, Olaf Wucknitz et al.2026 · 0 citationsA&A, 709, A57 (2026)
Variability of Sagittarius A* at 3 GHz on minute-scale with MeerKAT2604.22638v1 · K. Kaur, I. Rammala-Zitha, A. Basu et al.2026 · 0 citationsA&A 710, L6 (2026)
Pulsar scintillation studies with LOFAR III. Annual variations in PSR~J0814$+$74292604.02681v1 · Yanqing Cai, Ziwei Wu, Weiwei Zhu et al.2026 · 0 citationsA&A 710, A52 (2026)
MeerKAT observations of the spiral galaxy NGC 2997 in the S band. Detection of high dynamo modes2511.06317v1 · A. Damas-Segovia, R. Beck, S. A. Mao et al.2025 · 0 citationsA&A, 703, A56 (2025)
Scintillometry of Fast Radio Bursts: Resolution effects in two-screen models2505.04576v1 · Sachin Pradeep E. T, Tim Sprenger, Olaf Wucknitz et al.2025 · 3 citationsA&A 700, A99 (2025)
A possible wave-optical effect in lensed FRBs2504.10523v2 · Goureesankar Sathyanathan, Calvin Leung, Olaf Wucknitz et al.2025 · 0 citationsA&A 709, A171 (2026)
A first glimpse at the MeerKAT DEEP2 field at S-band2412.09314v1 · S. Ranchod, J. D. Wagenveld, H.-R. Klockner et al.2024 · 2 citationsarXiv
Variable Scintillation Arcs of Millisecond Pulsars observed with the Large European Array for Pulsars2306.13462v1 · R. A. Main, J. Antoniadis, S. Chen et al.2023 · 19 citationsarXiv
The MPIfR-MeerKAT Galactic Plane survey I -- System setup and early results2303.09231v2 · P.V. Padmanabh, E.D. Barr, S.S. Sridhar et al.2023 · 56 citationsarXiv
Pulsar Scintillation Studies with LOFAR: II. Dual-frequency scattering study of PSR J0826+2637 with LOFAR and NenuFAR2302.02722v2 · Ziwei Wu, William A. Coles, Joris P. W. Verbiest et al.2023 · 8 citationsarXiv
The LOFAR Tied-Array All-Sky Survey: Timing of 35 radio pulsars and an overview of the properties of the LOFAR pulsar discoveries2211.11080v1 · E. van der Wateren, C. G. Bassa, S. Cooper et al.2022 · 8 citationsA&A 669, A160 (2023)
Double-lens Scintillometry: The variable scintillation of pulsar B1508+552204.13985v2 · Tim Sprenger, Robert Main, Olaf Wucknitz et al.2022 · 35 citationsMonthly Notices of the Royal Astronomical Society, 2022, Volume 515, Issue 4, pp.6198-6216
Modelling annual scintillation arc variations in PSR J1643-1224 using the Large European Array for Pulsars2201.04245v1 · G. Mall, R. A. Main, J. Antoniadis et al.2022 · 41 citationsarXiv
No Pulsar Companion Around the Nearest Low Mass White Dwarf2112.02914v1 · Tilemachos M. Athanasiadis, Nataliya K. Porayko, John Antoniadis et al.2021 · 0 citationsarXiv
Observing Jupiter's radio emissions using multiple LOFAR stations: a first case study of the Io-decametric emission using the Irish IE613, French FR606 and German DE604 stations2111.09599v2 · Corentin K. Louis, Caitriona M. Jackman, Jean-Mathias Griessmeier et al.2021 · 4 citationsRASTAI 1, 48-57 (2022)
Sub-arcsecond imaging with the International LOFAR Telescope I. Foundational calibration strategy and pipeline2108.07283v1 · L. K. Morabito, N. J. Jackson, S. Mooney et al.2021 · 90 citationsA&A 658, A1 (2022)
Sub-arcsecond imaging with the International LOFAR Telescope: II. Completion of the LOFAR Long-Baseline Calibrator Survey2108.07284v1 · Neal Jackson, Shruti Badole, John Morgan et al.2021 · 35 citationsA&A 658, A2 (2022)
LOFAR imaging of Cygnus A -- Direct detection of a turnover in the hotspot radio spectra2103.16961v1 · J. P. McKean, L. E. H. Godfrey, S. Vegetti et al.2021 · 67 citationsMNRAS, 463, 3143 (2016)
Interstellar Interferometry: Precise Curvature Measurement from Pulsar Secondary Spectra2101.04646v2 · Daniel Baker, Walter Brisken, Marten H. van Kerkwijk et al.2021 · 21 citationsarXiv
Dispersion measure variability for 36 millisecond pulsars at 150MHz with LOFAR2011.13742v1 · J. Y. Donner, J. P. W. Verbiest, C. Tiburzi et al.2020 · 50 citationsA&A 644, A153 (2020)
Observing superluminous supernovae and long gamma ray bursts as potential birthplaces of repeating fast radio bursts2009.14042v1 · G. H. Hilmarsson, L. G. Spitler, E. F. Keane et al.2020 · 9 citationsMonthly Notices of the Royal Astronomical Society, Volume 493, Issue 4, p.5170-5180, 2020
Measuring Interstellar Delays of PSR J0613-0200 over 7 years, using the Large European Array for Pulsars2009.10707v2 · R. A. Main, S. A. Sanidas, J. Antoniadis et al.2020 · 33 citationsarXiv
Pulsars with NenuFAR: backend and pipelines2009.02076v2 · L. Bondonneau, J.-M. Grie\ssmeier, G. Theureau et al.2020 · 29 citationsA&A 652, A34 (2021)
The - Diagram: Transforming pulsar scintillation spectra to coordinates on highly anisotropic interstellar scattering screens2008.09443v2 · Tim Sprenger, Olaf Wucknitz, Robert Main et al.2020 · 26 citationsMonthly Notices of the Royal Astronomical Society, 2020, Volume 500, Issue 1, pp.1114-1124
Cosmology with gravitationally lensed repeating Fast Radio Bursts2004.11643v2 · O. Wucknitz, L.G. Spitler, U.-L. Pen2020 · 45 citationsA&A 645, A44 (2021)
LOFAR 144-MHz follow-up observations of GW1708172004.01726v1 · J. W. Broderick, T. W. Shimwell, K. Gourdji et al.2020 · 11 citationsarXiv
A LOFAR Observation of Ionospheric Scintillation from Two Simultaneous Travelling Ionospheric Disturbances2003.04013v1 · Richard A. Fallows, Biagio Forte, Ivan Astin et al.2020 · 37 citationsarXiv
Cassiopeia A, Cygnus A, Taurus A, and Virgo A at ultra-low radio frequencies2002.10431v1 · F. de Gasperin, J. Vink, J.P. McKean et al.2020 · 47 citationsarXiv
The LOFAR Tied-Array All-Sky Survey: Timing of 21 pulsars including the first binary pulsar discovered with LOFAR2001.03866v1 · C. M. Tan, C. G. Bassa, S. Cooper et al.2020 · 27 citationsarXiv
Imaging pulsar echoes at low frequencies1904.11347v1 · Olaf Wucknitz2019 · 4 citationsPoS(EVN2018)017
Needle-like structures discovered on positively charged lightning branches.30996312 · Hare, B M, Scholten, O, Dwyer, J et al.2019 · 111 citationsNature. 2019;568(7752):360-363
Testing the accuracy of the ionospheric Faraday rotation corrections through LOFAR observations of bright northern pulsars1812.01463v1 · N. K. Porayko, A. Noutsos, C. Tiburzi et al.2018 · 34 citationsarXiv
Shock location and CME 3D reconstruction of a solar type II radio burst with LOFAR1804.01025v1 · P. Zucca, D. E. Morosan, A. P. Rouillard et al.2018 · 86 citationsA&A 615, A89 (2018)
Detection of microgauss coherent magnetic fields in a galaxy five billion years ago1708.07844v1 · S. A. Mao, C. Carilli, B. M. Gaensler et al.2017 · 103 citationsarXiv
The Association of a J-burst with a Solar Jet1707.03428v2 · D. E. Morosan, P. T. Gallagher, R. A. Fallows et al.2017 · 11 citationsA&A 606, A81 (2017)
LBCS: the LOFAR Long-Baseline Calibrator Survey1608.02133v2 · N. Jackson, A. Tagore, A. Deller et al.2016 · 74 citationsA&A 595, A86 (2016)
Corrigendum: A large light-mass component of cosmic rays at 1017-1017.5 electronvolts from radio observations.27437581 · Buitink, S, Corstanje, A, Falcke, H et al.2017 · 3 citationsNature. 2016;537(7621):572
Subarcsecond international LOFAR radio images of Arp 220 at 150 MHz: A kpc-scale star forming disk surrounding nuclei with shocked outflows1607.02761v1 · E. Varenius, J. E. Conway, I. Mart'i-Vidal et al.2016 · 60 citationsA&A 593, A86 (2016)on Valency
A large light-mass component of cosmic rays at 10(17)-10(17.5) electronvolts from radio observations.26935696 · Buitink, S, Corstanje, A, Falcke, H et al.2016 · 157 citationsNature. 2016;531(7592):70-3
Imaging Jupiter's radiation belts down to 127 MHz with LOFAR1511.09118v1 · J. N. Girard, P. Zarka, C. Tasse et al.2015 · 51 citationsA&A 587, A3 (2016)
LOFAR MSSS: Detection of a low-frequency radio transient in 400 hrs of monitoring of the North Celestial Pole1512.00014v1 · A. J. Stewart, R. P. Fender, J. W. Broderick et al.2015 · 71 citationsMonthly Notices of the Royal Astronomical Society, 2016, Volume 456, Issue 3, p.2321-2342on Valency
The LOFAR Multifrequency Snapshot Sky Survey (MSSS) I. Survey description and first results1509.01257v1 · G.H. Heald, R.F. Pizzo, E. Orr'u et al.2015 · 110 citationsarXiv
Observations of radio-quiet quasars at 10mas resolution by use of gravitational lensing1508.05842v1 · Neal Jackson, Amitpal S. Tagore, Carl Roberts et al.2015 · 43 citationsarXiv
Calibrating the absolute amplitude scale for air showers measured at LOFAR1507.08932v3 · A. Nelles, J. R. Horandel, T. Karskens et al.2015 · 56 citationsJournal of Instrumentation 10(11), P11005 - P11005 (2015)
LOFAR discovery of a quiet emission mode in PSR B0823+261505.03064v1 · C. Sobey, N. J. Young, J. W. T. Hessels et al.2015 · 44 citationsarXiv
The peculiar radio galaxy 4C 35.06: a case for recurrent AGN activity?1504.06642v1 · A. Shulevski, R. Morganti, P. D. Barthel et al.2015 · 35 citationsA&A 579, A27 (2015)
Probing Atmospheric Electric Fields in Thunderstorms through Radio Emission from Cosmic-Ray-Induced Air Showers.25955053 · Schellart, P, Trinh, T N G, Buitink, S et al.2015 · 54 citationsPhysical review letters. 2015;114(16):165001
Probing interstellar scattering towards the Galactic centre with pulsar VLBI1501.04510v1 · Olaf Wucknitz2015 · 10 citationsarXiv
Very Long Baseline Interferometry with the SKA1412.5971v1 · Zsolt Paragi, Leith Godfrey, Cormac Reynolds et al.2014 · 55 citationsarXiv
Subarcsecond international LOFAR radio images of the M82 nucleus at 118 MHz and 154 MHz1411.7680v1 · E. Varenius, J. E. Conway, I. Mart'i-Vidal et al.2014 · 54 citationsA&A 574, A114 (2015)
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