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On Valency

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W_k9dqfvdz·v1 · currentpublished
The brightest GRB ever detected: GRB 221009A as a highly luminous event at z = 0.151
with D. B. Malesani, A. J. Levan, L. Izzo, A. de Ugarte Postigo +37
1 version

Preprints & journals

51 papers in the corpus · 1999–2026
JWST unveils a dust-obscured supernova associated with a gamma-ray burst2609.35697v1 · B. Schneider, A. J. Levan, N. Sarin et al.2026 · 0 citationsarXiv
GRB 220706A: a gamma-ray burst with a month-long engine and a luminous supernova2609.22426v1 · Benjamin P. Gompertz, Nusrin Habeeb, Dheeraj R. Pasham et al.2026 · 0 citationsarXiv
Failed jet breakout in the metal-poor broad-lined type Ic supernova 2026gzf2606.10002v1 · Antonio Martin-Carrillo, Christina C. Thone, James K. Leung et al.2026 · 0 citationsarXiv
The most distant optically polarised GRB afterglow: GRB 240419A at z = 5.1782511.05123v1 · R. Brivio, S. Covino, M. Ferro et al.2025 · 0 citationsarXiv
The Advanced X-ray Imaging Satellite (AXIS) Community Science Book2511.00253v2 · Michael Koss, Nafisa Aftab, Steven W. Allen et al.2025 · 3 citationsarXiv
Discovery and Analysis of Afterglows from Poorly Localised GRBs with the Gravitational-wave Optical Transient Observer (GOTO) All-sky Survey2509.09827v2 · Amit Kumar, B. P. Gompertz, B. Schneider et al.2025 · 2 citationsMNRAS, Volume 544, Issue 2, December 2025, Pages 1541-1587
SVOM GRB 250314A at z ≃\simeq 7.3: an exploding star in the era of reionization2507.18783v1 · B. Cordier, J. Y. Wei, N. R. Tanvir et al.2025 · 0 citationsarXiv
JWST reveals a supernova following a gamma-ray burst at z ≃\simeq 7.32507.18784v1 · A. J. Levan, B. Schneider, E. Le Floc'h et al.2025 · 5 citationsA&A 704, L8 (2025)
GRB 241105A: A test case for GRB classification and rapid r-process nucleosynthesis channels2507.15940v2 · Dimple, B. P. Gompertz, A. J. Levan et al.2025 · 5 citationsMon Not R Astron Soc (2025) 548-571
The day-long, repeating GRB 250702BDE / EP250702a: A unique extragalactic transient2507.14286v1 · Andrew J. Levan, Antonio Martin-Carrillo, Tanmoy Laskar et al.2025 · 17 citationsarXiv
First joint absorption and Te_e-based metallicity measured in a GRB host galaxy at z=4.28z=4.28 using JWST/NIRSpec2506.08114v1 · Anne Inkenhaag, Patricia Schady, Phil Wiseman et al.2025 · 1 citationMon Not R Astron Soc (2025) 3837-3850
A large, chemically enriched, neutral gas reservoir in a galaxy at z = 6.7822506.04340v1 · A. Saccardi, S. D. Vergani, L. Izzo et al.2025 · 1 citationarXiv
First IFU observations of two GRB host galaxies at cosmic noon with JWST/NIRSpec2505.21643v1 · B. Topcu, P. Schady, S. Wuyts et al.2025 · 1 citationarXiv
The kangaroo's first hop: the early fast cooling phase of EP250108a/SN 2025kg2504.08886v4 · Rob A. J. Eyles-Ferris, Peter G. Jonker, Andrew J. Levan et al.2025 · 30 citationsarXiv
EP240801a/XRF 240801B: An X-ray Flash Detected by the Einstein Probe and Implications of its Multiband Afterglow2503.04306v1 · Shuai-Qing Jiang, Dong Xu, Agnes P. C. van Hoof et al.2025 · 18 citationsarXiv
Rapid Response Mode observations of GRB 160203A: Looking for fine-structure line variability at z=3.522406.18754v1 · G. Pugliese, A. Saccardi, V. D Elia et al.2024 · 1 citationA&A 690, A35 (2024)
The host of GRB 171205A in 3D -- A resolved multiwavelength study of a rare grand-design spiral GRB host2406.16725v1 · C. C. Thone, A. de Ugarte Postigo, L. Izzo et al.2024 · 9 citationsA&A 690, A66 (2024)
The fast X-ray transient EP240315a: a z ~ 5 gamma-ray burst in a Lyman continuum leaking galaxy2404.16350v1 · Andrew J. Levan, Peter G. Jonker, Andrea Saccardi et al.2024 · 6 citationsarXiv
Neutral Fraction of Hydrogen in the Intergalactic Medium Surrounding High-Redshift Gamma-Ray Burst 210905A2403.13126v2 · H.M. Fausey, S. Vejlgaard, A.J. van der Horst et al.2024 · 7 citationsarXiv
Varying linear polarisation in the dust-free GRB 210610B2403.02312v1 · J. F. Agu'i Fern'andez, A. de Ugarte Postigo, C. C. Thone et al.2024 · 4 citationsA&A 690, A216 (2024)
A Hubble Space Telescope Search for r-Process Nucleosynthesis in Gamma-ray Burst Supernovae2312.04630v2 · J. C. Rastinejad (CIERA/Northwestern), W. Fong, A. J. Levan et al.2023 · 16 citationsarXiv
Heavy-element production in a compact object merger observed by JWST.37879361 · Levan, Andrew J, Gompertz, Benjamin P, Salafia, Om Sharan et al.2024 · 255 citationsNature. 2024;626(8000):737-741
A search for the afterglows, kilonovae, and host galaxies of two short GRBs: GRB 211106A and GRB 211227A2309.03000v1 · M. Ferro, R. Brivio, P. D'Avanzo et al.2023 · 22 citationsA&A 678, A142 (2023)
The ultra-long GRB 220627A at z=3.082307.10339v1 · S. de Wet, L. Izzo, P.J. Groot et al.2023 · 18 citationsA&A 677, A32 (2023)
The brightest GRB ever detected: GRB 221009A as a highly luminous event at z = 0.1512302.07891v2 · D. B. Malesani, A. J. Levan, L. Izzo et al.2023 · 29 citationsA&A 701, A134 (2025)on Valency
A blast from the infant Universe: the very high-z GRB 210905A2202.04544v2 · A.Rossi, D. D. Frederiks, D. A. Kann et al.2022 · 21 citationsA&A 665, A125 (2022)
The supernova of the MAGIC GRB190114C2112.04759v1 · A. Melandri, L. Izzo, E. Pian et al.2021 · 24 citationsA&A 659, A39 (2022)
GRB 160410A: the first Chemical Study of the Interstellar Medium of a Short GRB2109.13838v2 · J. F. Agu'i Fern'andez, C. C. Thone, D. A. Kann et al.2021 · 19 citationsarXiv
GRB171010A / SN2017htp: a GRB-SN at z=0.331910.14160v1 · A. Melandri, D. B. Malesani, L. Izzo et al.2019 · 40 citationsarXiv
Short GRB 160821B: a reverse shock, a refreshed shock, and a well-sampled kilonova1905.02159v3 · G. P. Lamb, N. R. Tanvir, A. J. Levan et al.2019 · 159 citationsarXiv
Signatures of a jet cocoon in early spectra of a supernova associated with a γ-ray burst.30651614 · Izzo, L, de Ugarte Postigo, A, Maeda, K et al.2026 · 146 citationsNature. 2019;565(7739):324-327
Highly-ionized metals as probes of the circumburst gas in the natal regions of gamma-ray bursts1806.01296v1 · K. E. Heintz, D. Watson, P. Jakobsson et al.2018 · 37 citationsarXiv
Modelling of integrated-light spectra from the optical to the near-infrared: the globular cluster G280 in M311805.11396v1 · S. S. Larsen, G. Pugliese, J. P. Brodie2018 · 7 citationsA&A 617, A119 (2018)
The fraction of ionizing radiation from massive stars that escapes to the intergalactic medium1805.07318v1 · N. R. Tanvir, J. P. U. Fynbo, A. de Ugarte Postigo et al.2018 · 79 citationsarXiv
The X-shooter GRB afterglow legacy sample (XS-GRB)1802.07727v1 · J. Selsing, D. Malesani, P. Goldoni et al.2018 · 99 citationsA&A 623, A92 (2019)
GRB 161219B / SN 2016jca: A low-redshift gamma-ray burst supernova powered by radioactive heating1704.05401v2 · Z. Cano, L. Izzo, A. de Ugarte Postigo et al.2017 · 83 citationsA&A 605, A107 (2017)
The properties of GRB 120923A at a spectroscopic redshift of z=7.81703.09052v1 · N. R. Tanvir, T. Laskar, A. J. Levan et al.2017 · 51 citationsarXiv
The last Gamma Ray Burst in our Galaxy? On the observed cosmic ray excess at particle energy 1 EeVastro-ph/0401150v1 · Peter L. Biermann (1, Gustavo Medina-Tanco, Ralph Engel et al.2004 · 32 citationsAstrophys.J. 604 (2004) L29-L32
A jet-disk symbiosis model for Gamma Ray Bursts: fluence distribution, CRs and ν\nu'sastro-ph/9912019v1 · Giovanna Pugliese, Heino Falcke, Yiping Wang et al.1999 · 1 citationarXiv
Career total: 159 works. 51 are in this corpus.Showing the 50 most recent.

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