AJ
A. Jerkstrand
astro-ph.HEastro-ph.SRastro-ph.COastro-ph.GAastro-ph.IMphysics.atom-phgr-qcKilonovaNLTEphysics.plasm-ph
On Valency
published · living versionsW_5x92kxhc·v1 · currentpublished
A Framework for Analysing Nebular-Phase JWST Supernova Spectra with Application to Type Ic SN 2024aecx
with S. Barmentloo
1 version
W_waqfzrqh·v1published
Preprints & journals
111 papers in the corpus · 2010–2026A Framework for Analysing Nebular-Phase JWST Supernova Spectra with Application to Type Ic SN 2024aecx2610.32323v1 · S. Barmentloo, A. Jerkstrand2026 · 0 citationsarXivon Valency
SN 2023iop: An Extreme 1987A-like Supernova and the Death of Very Massive Stars2610.27312v1 · Steve Schulze, Avinash Singh, Nikhil Sarin et al.2026 · 0 citationsarXiv
NLTE Spectral Modelling of the Nearby Stripped-Envelope Supernova 2024ehs2606.30796v1 · Wilmer Sand Hellman, Se'an J. Brennan, Stan Bartmentloo et al.2026 · 0 citationsarXiv
SN 2023rve: A Type II Supernova with No Nebular Oxygen2606.30979v3 · Melissa Rosowsky, Stefano Valenti, Aravind P. Ravi et al.2026 · 0 citationsarXiv
JWST observations of SN 2024abup: First Detection of CO in a broad-lined Type Ic Supernova and Constraints on r-process Nucleosynthesis2606.28561v1 · Manisha Shrestha, Lindsey A. Kwok, David J. Sand et al.2026 · 0 citationsarXiv
Recombination Rates for Uranium Ions Using the Analogous Nd III as a Guideline and Their Effect on Kilonova Nebular SpectraAn Exploration of Recombination of Uranium with application to Kilonovae Spectra2606.11748v2 · Niamh Ferguson, Anders Jerkstrand, Smaranika Banerjee et al.2026 · 0 citationsarXiv
Low-Luminosity Type IIP Supernovae from the Zwicky Transient Facility Census of the Local Universe. III: Hunting for electron-capture supernovae using nebular spectroscopy2605.18960v1 · Kaustav K. Das, Anders Jerkstrand, Mansi M. Kasliwal et al.2026 · 1 citationarXiv
JWST Nebular Spectroscopy of SN 2023qov: Circumstellar Dust Emission in a Normal Type Ia Supernova2604.09777v2 · Colin W. Macrie, Conor Larison, Huei Sears et al.2026 · 0 citations2026 ApJ 1009 241
The Double-Peaked Calcium-Strong SN 2025coe: Progenitor Constraints from Early Interaction and Ejecta Asymmetries2601.00415v2 · Aravind P. Ravi, Sahana Kumar, Raphael Baer-Way et al.2026 · 2 citationsarXiv
ExTraSS: a Domain Decomposed 3D NLTE Radiative Transfer spectral synthesis code for nebular phase transients2511.07539v3 · Bart F.A. van Baal, Anders Jerkstrand2025 · 1 citationMon Not R Astron Soc (2026)
Emission line models for the lowest mass core-collapse supernovae -- II. 3D NLTE radiative transfer modelling of a neutrino-driven explosion2511.07540v2 · Bart F.A. van Baal, Anders Jerkstrand, Daniel Kresse et al.2025 · 2 citationsMon Not R Astron Soc (2026)
Infrared spectral signatures of light r-process elements in kilonovae2510.12410v1 · Anders Jerkstrand, Quentin Pognan, Smaranika Banerjee et al.2025 · 6 citationsarXiv
Lanthanide Impact on the Infra-Red Spectra of Nebular Phase Kilonovae2510.12413v2 · Quentin Pognan, Kyohei Kawaguchi, Shinya Wanajo et al.2025 · 2 citationsarXiv
Formation and Diagnostic Use of Carbon Lines in Stripped-Envelope Supernovae2509.19438v1 · Stan Barmentloo, Anders Jerkstrand2025 · 0 citationsarXiv
SN 2021aaev: a Hydrogen-Rich Superluminous Supernova with Early Flash and Long-Lived Circumstellar Interaction in an Unusual Host Environment2508.11559v1 · Yang Hu, Ragnhild Lunnan, Priscila J. Pessi et al.2025 · 1 citationarXiv
Extremely stripped supernova reveals a silicon and sulfur formation site.40836132 · Schulze, Steve, Gal-Yam, Avishay, Dessart, Luc et al.2025 · 17 citationsNature. 2025;644(8077):634-639
Precursor Activity Preceding Interacting Supernovae I: Bridging the Gap with SN 2022mop2503.08768v2 · S. J. Brennan, S. Barmentloo, S. Schulze et al.2025 · 0 citationsarXiv
Core-collapse supernovae2503.01321v1 · Anders Jerkstrand, Dan Milisavljevic, Bernhard Muller2025 · 4 citationsarXiv
Nebular spectra of kilonovae with detailed recombination rates -- I. Light r-process composition2501.18345v3 · Smaranika Banerjee, Anders Jerkstrand, Nigel Badnell et al.2025 · 10 citationsarXiv
Spectral synthesis techniques for supernovae and kilonovae.40786818 · Jerkstrand, Anders2025 · 5 citationsLiving reviews in computational astrophysics. 2025;11(1):1
Luminous Type II Short-Plateau SN 2023ufx: Asymmetric Explosion of a Partially-Stripped Massive Progenitor2411.02493v1 · Aravind P. Ravi, Stefano Valenti, Yize Dong et al.2024 · 12 citationsApJ 982 12 (2025)
Actinide signatures in low electron fraction kilonova ejecta2409.16210v2 · Quentin Pognan, Meng-Ru Wu, Gabriel Mart'inez-Pinedo et al.2024 · 13 citationsMonthly Notices of the Royal Astronomical Society, Volume 536, Issue 3, pp.2973-2992, 2025
Dissecting the Crab Nebula with JWST: Pulsar wind, dusty filaments, and Ni/Fe abundance constraints on the explosion mechanism2406.00172v1 · Tea Temim, J. Martin Laming, P. J. Kavanagh et al.2024 · 30 citationsarXiv
Diagnostics of 3D explosion asymmetries of stripped-envelope supernovae by nebular line profiles2404.01763v1 · Bart van Baal, Anders Jerkstrand, Annop Wongwathanarat et al.2024 · 17 citationsarXiv
Nebular Nitrogen Line Emission in Stripped-Envelope Supernovae -- a New Progenitor Mass Diagnostic2403.08911v1 · Stan Barmentloo, Anders Jerkstrand, Koichi Iwamoto et al.2024 · 15 citationsarXiv
Dramatic rebrightening of the type-changing stripped-envelope supernova SN 2023aew2402.02780v1 · Yashvi Sharma, Jesper Sollerman, Shrinivas R. Kulkarni et al.2024 · 10 citationsarXiv
Detailed spectrophotometric analysis of the superluminous and fast evolving SN 2019neq2311.13940v1 · Achille Fiore, Stefano Benetti, Leonardo Tartaglia et al.2023 · 1 citationarXiv
NLTE Spectra of Kilonovae2309.01134v2 · Quentin Pognan, Jon Grumer, Anders Jerkstrand et al.2023 · 45 citationsarXiv
A Precursor Plateau and Pre-Maximum [O II] Emission in the Superluminous SN2019szu: A Pulsational Pair-Instability Candidate2307.02487v2 · Aysha Aamer, Matt Nicholl, Anders Jerkstrand et al.2023 · 13 citationsVolume 527, (2024), Pages 11970-11995
Modelling supernova nebular lines in 3D with 2305.08933v1 · Bart van Baal, Anders Jerkstrand, Annop Wongwathanarat et al.2023 · 17 citationsarXiv
1100 days in the life of the supernova 2018ibb -- The best pair-instability supernova candidate, to date2305.05796v2 · Steve Schulze, Claes Fransson, Alexandra Kozyreva et al.2023 · 5 citationsarXiv
SN 2019odp: A Massive Oxygen-Rich Type Ib Supernova2303.14146v2 · T. Schweyer, J. Sollerman, A. Jerkstrand et al.2023 · 9 citationsA&A 693, A13 (2025)
Towards Nebular Spectral Modeling of Magnetar-Powered Supernovae2211.04502v2 · Conor M. B. Omand, Anders Jerkstrand2022 · 29 citationsA&A 673, A107 (2023)
StaNdaRT: A repository of standardized test models and outputs for supernova radiative transfer2209.11671v3 · St'ephane Blondin, Sergei Blinnikov, Fionntan P. Callan et al.2022 · 30 citationsA&A 668, A163 (2022)
Oxygen and calcium nebular emission line relationships in core-collapse supernovae and Ca-rich transients2206.06062v1 · Simon Prentice, Kate Maguire, Louis Siebenaler et al.2022 · 20 citationsarXiv
The molecular chemistry of Type Ibc supernovae, and diagnostic potential with the James Webb Space Telescope2203.07021v2 · S. Liljegren, A. Jerkstrand, P. S. Barklem et al.2022 · 13 citationsA&A 674, A184 (2023)
NLTE Effects on Kilonova Expansion Opacities2202.09245v1 · Quentin Pognan, Anders Jerkstrand, Jon Grumer2022 · 56 citationsarXiv
On the Validity of Steady-State for Nebular Phase Kilonovae2112.07484v1 · Quentin Pognan, Anders Jerkstrand, Jon Grumer2021 · 53 citationsarXiv
SN 2018bsz: significant dust formation in a nearby superluminous supernova2109.07942v2 · T.-W. Chen, S. J. Brennan, R. Wesson et al.2021 · 10 citationsarXiv
Three Core-Collapse Supernovae with Nebular Hydrogen Emission2107.14503v1 · J. Sollerman, S. Yang, S. Schulze et al.2021 · 34 citationsA&A 655, A105 (2021)
SN 2017gci: a nearby Type I Superluminous Supernova with a bumpy tail2012.12755v1 · Achille Fiore, Ting-Wan Chen, Anders Jerkstrand et al.2020 · 26 citationsarXiv
Direct evidence of two-component ejecta in supernova 2016gkg from nebular spectroscopy2008.12294v1 · Hanindyo Kuncarayakti, Gaston Folatelli, Keiichi Maeda et al.2020 · 11 citationsarXiv
SN 2017ivv: two years of evolution of a transitional Type II supernova2008.09628v1 · C. P. Guti'errez, A. Pastorello, A. Jerkstrand et al.2020 · 23 citationsarXiv
Carbon monoxide formation and cooling in supernovae2008.03160v1 · Sofie Liljegren, Anders Jerkstrand, Jon Grumer2020 · 22 citationsA&A 642, A135 (2020)
The low-luminosity type II SN\,2016aqf: A well-monitored spectral evolution of the Ni/Fe abundance ratio2006.15028v1 · Tom'as E. Muller-Bravo, Claudia P. Guti'errez, Mark Sullivan et al.2020 · 22 citationsarXiv
An outflow powers the optical rise of the nearby, fast-evolving tidal disruption event AT2019qiz2006.02454v2 · M. Nicholl, T. Wevers, S. R. Oates et al.2020 · 125 citationsarXiv
Properties of gamma-ray decay lines in 3D core-collapse supernova models, with application to SN 1987A and Cas A2003.05156v2 · A. Jerkstrand, A. Wongwathanarat, H.-T. Janka et al.2020 · 30 citationsarXiv
Observational constraints on the optical and near-infrared emission from the neutron star-black hole binary merger S190814bv2002.01950v2 · K. Ackley, L. Amati, C. Barbieri et al.2020 · 101 citationsA&A 643, A113 (2020)
SN2018kzr: a rapidly declining transient from the destruction of a white dwarf1909.04545v2 · Owen R. McBrien, Stephen J. Smartt, Ting-Wan Chen et al.2019 · 37 citationsarXiv
Catching Element Formation In The Act1902.02915v1 · Chris L. Fryer, Frank Timmes, Aimee L. Hungerford et al.2019 · 17 citationsarXivon Valency
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