Skip to content
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Menu
Home
About Us
Resources
Profiles Metrics
Authors Directory
Institutions Directory
Top Authors
Top Institutions
Top Sponsors
AI Digest
Contact Us
Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
general
Revealing x-ray and gamma ray temporal and spectral similarities in the GRB 190829A afterglow
Science, Volume 372, No. 6546, Year 2021
Notification
URL copied to clipboard!
Description
Gamma-ray bursts (GRBs), which are bright flashes of gamma rays from extragalactic sources followed by fading afterglow emission, are associated with stellar core collapse events. We report the detection of very-high-energy (VHE) gamma rays from the afterglow of GRB 190829A, between 4 and 56 hours after the trigger, using the High Energy Stereoscopic System (H.E.S.S.). The low luminosity and redshift of GRB 190829A reduce both internal and external absorption, allowing determination of its intrinsic energy spectrum. Between energies of 0.18 and 3.3 tera-electron volts, this spectrum is described by a power law with photon index of 2.07 ± 0.09, similar to the x-ray spectrum. The x-ray and VHE gamma-ray light curves also show similar decay profiles. These similar characteristics in the x-ray and gamma-ray bands challenge GRB afterglow emission scenarios. © 2021 American Association for the Advancement of Science. All rights reserved.
Authors & Co-Authors
Abdalla, Hassan
Namibia, Windhoek
University of Namibia
Aharonian, F. A.
Ireland, Dublin
Institiúid Ard-lénn Bhaile Átha Cliath
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Armenia, Yerevan
Russian-armenian University
Ait Benkhali, F.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Angüner, Ekrem Oǧuzhan
France, Marseille
Aix Marseille Université
Arcaro, Cornelia H.E.
South Africa, Potchefstroom
North-west University
Armand, Céline
France, Chambery
Université Savoie Mont Blanc
Armstrong, Thomas P.
United Kingdom, Oxford
University of Oxford
Ashkar, Halim
France, Gif-sur-yvette
Cea Saclay
Baghmanyan, Vardan
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
Barbosa-Martins, V.
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Barnacka, Anna
Poland, Krakow
Uniwersytet Jagielloński
Barnard, Monica A.
South Africa, Potchefstroom
North-west University
Becherini, Yvonne
Sweden, Vaxjo
Linnaeus University, Växjö
Bernlöhr, Konrad
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Bi, Baiyang
Germany, Tubingen
Eberhard Karls Universität Tübingen
Bissaldi, Elisabetta
Italy, Bari
Politecnico Di Bari
Italy, Bari
Istituto Nazionale Di Fisica Nucleare, Sezione Di Bari
Boettcher, M.
South Africa, Potchefstroom
North-west University
Boisson, Catherine
France, Paris
Université Psl
Bolmont, Julien
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
de Bony de Lavergne, Mathieu
France, Chambery
Université Savoie Mont Blanc
Breuhaus, Mischa
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Brun, François
France, Gif-sur-yvette
Cea Saclay
Brun, Pierre
France, Gif-sur-yvette
Cea Saclay
Bryan, Marta L.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Büchele, Matthias
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Bulk, Tomasz
Poland, Warsaw
University of Warsaw
Bylund, Tomas
Sweden, Vaxjo
Linnaeus University, Växjö
Caroff, Sami
France, Chambery
Université Savoie Mont Blanc
Carosi, Alessandro
France, Chambery
Université Savoie Mont Blanc
Casanova, Sabrina
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
Chand, Tej
South Africa, Potchefstroom
North-west University
Chandra, Sunil
South Africa, Potchefstroom
North-west University
Chen, Andrew W.
South Africa, Johannesburg
University of the Witwatersrand
Cotter, Garret
United Kingdom, Oxford
University of Oxford
Curyło, Małgorzata
Poland, Warsaw
University of Warsaw
Damascène Mbarubucyeye, Jean
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Davids, Isak Delberth
Namibia, Windhoek
University of Namibia
Davies, Jim E.
United Kingdom, Oxford
University of Oxford
Deil, Christoph
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Devin, Justine
France, Paris
Cnrs Centre National de la Recherche Scientifique
Dirson, Ludmilla
Germany, Hamburg
Universität Hamburg
Djannati-Ataï, Arache
France, Paris
Cnrs Centre National de la Recherche Scientifique
Dmytriiev, Anton
France, Paris
Université Psl
Donath, Axel
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Doroshenko, V. T.
Germany, Tubingen
Eberhard Karls Universität Tübingen
Dreyer, Lenté
South Africa, Potchefstroom
North-west University
Duffy, C. A.
United Kingdom, Leicester
University of Leicester
Dyks, Jarosław
Poland, Warszawa
Polish Academy of Sciences
Egberts, Kathrin
Germany, Potsdam
Universität Potsdam
Eichhorn, F.
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Einecke, Sabrina
Australia, Adelaide
The University of Adelaide
Emery, Gabriel
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Ernenwein, Jean Pierre
France, Marseille
Aix Marseille Université
Feijen, K.
Australia, Adelaide
The University of Adelaide
Fegan, Stephen J.
France, Palaiseau
Institut Polytechnique de Paris
Fiasson, Armand
France, Chambery
Université Savoie Mont Blanc
Fichet de Clairfontaine, Gaëtan
France, Paris
Université Psl
Fontaine, Gérard
France, Palaiseau
Institut Polytechnique de Paris
Füssling, Matthias
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Gabici, Stefano
France, Paris
Cnrs Centre National de la Recherche Scientifique
Gallant, Yves A.
France, Montpellier
Université de Montpellier
Giavitto, Gianluca
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Giunti, Luca
France, Gif-sur-yvette
Cea Saclay
France, Paris
Cnrs Centre National de la Recherche Scientifique
Glawion, Dorit Eisenacher
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Glicenstein, Jean François
France, Gif-sur-yvette
Cea Saclay
Grondin, Marie Hélène
France, Bordeaux
Université de Bordeaux
Hahn, Joachim
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Haupt, Maria
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Hermann, German
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Hinton, James A.J.A.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Hofmann, Werner
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Hoischen, Clemens
Germany, Potsdam
Universität Potsdam
Holch, T. L.
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Holler, Markus
Austria, Innsbruck
Universität Innsbruck
Hörbe, Mario
United Kingdom, Oxford
University of Oxford
Horns, Dieter
Germany, Hamburg
Universität Hamburg
Huber, David
Austria, Innsbruck
Universität Innsbruck
Jamrozy, Marek
Poland, Krakow
Uniwersytet Jagielloński
Jankowsky, David
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Jankowsky, Felix
Germany, Heidelberg
Universität Heidelberg
Jardin-Blicq, Armelle
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Joshi, Vikas
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Jung-Richardt, Ira V.
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Kasai, Eli K.
Namibia, Windhoek
University of Namibia
Kastendieck, Max Anton
Germany, Hamburg
Universität Hamburg
Katarzyński, Krzysztof
Poland, Torun
Uniwersytet Mikołaja Kopernika w Toruniu
Katz, Ulrich F.
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Khangulyan, D.
Japan, Tokyo
Rikkyo University
Khélifi, Bruno
France, Paris
Cnrs Centre National de la Recherche Scientifique
Klepser, Stefan
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Klužniak, Wlodzimierz
Poland, Warszawa
Polish Academy of Sciences
Komin, Nukri
South Africa, Johannesburg
University of the Witwatersrand
Konno, Ruslan
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Kosack, Karl
France, Gif-sur-yvette
Cea Saclay
Kostunin, Dmitriy G.
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Kreter, Michael
South Africa, Potchefstroom
North-west University
Lemière, Anne
France, Paris
Cnrs Centre National de la Recherche Scientifique
Lemoine-Goumard, Marianne
France, Bordeaux
Université de Bordeaux
Lenain, Jean Philippe
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Leuschner, Fabian
Germany, Tubingen
Eberhard Karls Universität Tübingen
Lohse, Thomas
Germany, Berlin
Humboldt-universität zu Berlin
Lypova, Iryna
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
MacKey, Jonathan
Ireland, Dublin
Institiúid Ard-lénn Bhaile Átha Cliath
Majumdar, Jhilik
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Malyshev, Denys
Germany, Tubingen
Eberhard Karls Universität Tübingen
Malyshev, Denys V.
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Marandon, Vincent
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Marchegiani, Paolo
South Africa, Johannesburg
University of the Witwatersrand
Marcowith, Alexandre
France, Montpellier
Université de Montpellier
Mares, Arnaud
France, Bordeaux
Université de Bordeaux
Martí.-Devesa, G.
Austria, Innsbruck
Universität Innsbruck
Marx, Ramin
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Germany, Heidelberg
Universität Heidelberg
Maurin, Gilles
France, Chambery
Université Savoie Mont Blanc
Meintjes, Pieter J.
South Africa, Bloemfontein
University of the Free State
Mitchell, Alison M.W.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Moderski, Rafaƚ
Poland, Warszawa
Polish Academy of Sciences
Mohrmann, Lars
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Montanari, Alessandro
France, Gif-sur-yvette
Cea Saclay
Moore, Christopher J.
United Kingdom, Leicester
University of Leicester
Moulin, Emmanuel
France, Gif-sur-yvette
Cea Saclay
Muller, Jacques
France, Palaiseau
Institut Polytechnique de Paris
Murach, Thomas
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Nakashima, Kaori
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Nayerhoda, Amid
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
de Naurois, Mathieu
France, Palaiseau
Institut Polytechnique de Paris
Ndiyavala, Hambeleleni
South Africa, Potchefstroom
North-west University
Niemiec, J.
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
O’Brien, Paul T.
United Kingdom, Leicester
University of Leicester
Ohm, Stefan
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Olivera-Nieto, Laura
Germany, Heidelberg
Max-planck-institut Für Kernphysik
De Oña Wilhelmi, Emma
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Ostrowski, Michałl
Poland, Krakow
Uniwersytet Jagielloński
Panny, Sebastian
Austria, Innsbruck
Universität Innsbruck
Panter, M.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Parsons, Robert Daniel
Germany, Berlin
Humboldt-universität zu Berlin
Peron, Giada
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Pita, Santiago
France, Paris
Cnrs Centre National de la Recherche Scientifique
Poireau, Vincent
France, Chambery
Université Savoie Mont Blanc
Priyana Noel, A.
Poland, Krakow
Uniwersytet Jagielloński
Prokhorov, Dmitry A.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Prokoph, Heike
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Pühlhofer, Gerd
Germany, Tubingen
Eberhard Karls Universität Tübingen
Punch, Michael
Sweden, Vaxjo
Linnaeus University, Växjö
France, Paris
Cnrs Centre National de la Recherche Scientifique
Quirrenbach, Andreas
Germany, Heidelberg
Universität Heidelberg
Reichherzer, Patrick
France, Gif-sur-yvette
Cea Saclay
Reimer, Anita
Austria, Innsbruck
Universität Innsbruck
Reimer, Olaf
Austria, Innsbruck
Universität Innsbruck
Renaud, Matthieu
France, Montpellier
Université de Montpellier
Rieger, Frank M.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Rowell, Gavin P.
Australia, Adelaide
The University of Adelaide
Rudak, Bronisław
Poland, Warszawa
Polish Academy of Sciences
Sahakian, Vardan H.
Armenia, Yerevan
Yerevan Physics Institute
Sánchez, David A.
France, Chambery
Université Savoie Mont Blanc
Santangelo, Andrea E.
Germany, Tubingen
Eberhard Karls Universität Tübingen
Sasaki, Manami
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Schüssler, Fabian
France, Gif-sur-yvette
Cea Saclay
Schutte, Hester M.
South Africa, Potchefstroom
North-west University
Schwanke, Ullrich
Germany, Berlin
Humboldt-universität zu Berlin
Seyffert, Albertus S.
South Africa, Potchefstroom
North-west University
Shafi, Nebiha
South Africa, Johannesburg
University of the Witwatersrand
Shapopi, J. N.S.
Namibia, Windhoek
University of Namibia
Shiningayamwe, K.
Namibia, Windhoek
University of Namibia
Sinha, Atreyee
France, Paris
Cnrs Centre National de la Recherche Scientifique
Sol, Hélène
France, Paris
Université Psl
Stawarz, Łukasz
Poland, Krakow
Uniwersytet Jagielloński
Sun, Lei
Netherlands, Amsterdam
Universiteit Van Amsterdam
Steenkamp, R.
Namibia, Windhoek
University of Namibia
Stegmann, Christian
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Steppa, Constantin
Germany, Potsdam
Universität Potsdam
Takahashi, Tadayuki
Japan, Tokyo
The University of Tokyo
Terrier, Régis
France, Paris
Cnrs Centre National de la Recherche Scientifique
Tluczykont, Martin
Germany, Hamburg
Universität Hamburg
Tuffs, Richard J.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Uchiyama, Yasunobu
Japan, Tokyo
Rikkyo University
van der Walt, D. J.
South Africa, Potchefstroom
North-west University
Van Eldik, Christopher
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
van Rensburg, Carlo
Namibia, Windhoek
University of Namibia
van Soelen, Brian V.A.N.
South Africa, Bloemfontein
University of the Free State
Vasileiadis, Georges
France, Montpellier
Université de Montpellier
Venter, Christo
South Africa, Potchefstroom
North-west University
Vincent, P.
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Vink, Jacco S.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Völk, Heinrich J.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Wadiasingh, Zorawar
South Africa, Potchefstroom
North-west University
Wagner, Stefan J.
Germany, Heidelberg
Universität Heidelberg
White, Richard J.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Wierzcholska, Alicja
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
Germany, Heidelberg
Universität Heidelberg
Zacharias, Michael
South Africa, Potchefstroom
North-west University
France, Paris
Université Psl
Zanin, Roberta
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Zdziarski, Andrzej A.
Poland, Warszawa
Polish Academy of Sciences
Zech, Andreas
France, Paris
Université Psl
Zhu, Sylvia J.
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Z̀ywucka, Natalia
South Africa, Potchefstroom
North-west University
Evans, Philip Andrew
United Kingdom, Leicester
University of Leicester
Page, Kim L.
United Kingdom, Leicester
University of Leicester
Statistics
Citations: 66
Authors: 195
Affiliations: 40
Identifiers
Doi:
10.1126/science.abe8560
ISSN:
00368075
Research Areas
Environmental