EK
Emir Karamehmetoglu
astro-ph.HEastro-ph.SRastro-ph.COastro-ph.IMastro-ph.GA
On Valency
published · living versionsW_udehh595·v1 · currentpublished
The Astropy Project: Sustaining and Growing a Community-oriented Open-source Project and the Latest Major Release (v5.0) of the Core Package
with The Astropy Collaboration, Adrian M. Price-Whelan, Pey Lian Lim, Nicholas Earl +131
1 version
Preprints & journals
52 papers in the corpus · 2016–2025The broad-lined type Ic supernova 2020lao experienced an energetic explosion with no central-engine signatures2512.03716v2 · M. D. Stritzinger (Aarhus), T. J. Moriya, S. Bose et al.2025 · 0 citationsA&A 708, A305 (2026)
Massive stars exploding in a He-rich circumstellar medium. XI. Diverse evolution of five Ibn SNe 2020nxt, 2020taz, 2021bbv, 2023utc and 2024aej2506.15139v1 · Z.-Y. Wang, A. Pastorello, Y.-Z. Cai et al.2025 · 8 citationsA&A 700, A156 (2025)
A study in scarlet -- I. Photometric properties of a sample of Intermediate Luminosity Red Transients2407.21671v1 · G. Valerin, A. Pastorello, A. Reguitti et al.2024 · 8 citationsA&A 695, A42 (2025)
A study in scarlet -- II. Spectroscopic properties of a sample of Intermediate Luminosity Red Transients2407.21733v1 · G. Valerin, A. Pastorello, E. Mason et al.2024 · 6 citationsA&A 695, A43 (2025)
The metamorphosis of the Type Ib SN 2019yvr: late-time interaction2401.15052v1 · Luc'ia Ferrari, Gast'on Folatelli, Hanindyo Kuncarayakti et al.2024 · 11 citationsMNRAS Letters, 529, L33 (2024)
JWST NIRSpec+MIRI Observations of the nearby Type IIP supernova 2022acko2401.14474v1 · M. Shahbandeh, C. Ashall, P. Hoeflich et al.2024 · 0 citationsarXiv
Detailed spectrophotometric analysis of the superluminous and fast evolving SN 2019neq2311.13940v1 · Achille Fiore, Stefano Benetti, Leonardo Tartaglia et al.2023 · 1 citationarXiv
The carbon-rich type Ic supernova 2016adj in the iconic dust lane of Centaurus A: signatures of interaction with circumstellar hydrogen?2309.05031v1 · Maximilian D. Stritzinger (Aarhus), Eddie Baron, Francesco Taddia et al.2023 · 11 citationsA&A 686, A79 (2024)
No plateau observed in late-time near-infrared observations of the underluminous Type Ia supernova 2021qvv2306.12858v2 · O. Graur, E. Padilla Gonzalez, J. Burke et al.2023 · 5 citationsarXiv
The Carnegie Supernova Project-I. Optical spectroscopy of stripped-envelope supernovae2302.11303v2 · M. D. Stritzinger (Aarhus), S. Holmbo, N. Morrell et al.2023 · 9 citationsA&A 675, A83 (2023)
The Carnegie Supernova Project-I. Spectroscopic analysis of stripped-envelope supernovae2302.11304v2 · S. Holmbo (Aarhus), M. D. Stritzinger, E. Karamehmetoglu et al.2023 · 19 citationsarXiv
JWST Low-Resolution MIRI Spectral Observations of SN~2021aefx: High-density Burning in a Type Ia Supernova2301.03647v2 · J. M. DerKacy, C. Ashall, P. Hoeflich et al.2023 · 32 citationsarXiv
SN 2021fxy: Mid-Ultraviolet Flux Suppression is a Common Feature of Type Ia Supernovae2212.06195v1 · J. M. DerKacy, S. Paugh, E. Baron et al.2022 · 12 citationsarXiv
The prevalence and influence of circumstellar material around hydrogen-rich supernova progenitors2212.03313v2 · Rachel J. Bruch, Avishay Gal-Yam, Ofer Yaron et al.2022 · 95 citationsarXiv
Photometric and spectroscopic analysis of the Type II SN 2020jfo with a short plateau2211.02823v1 · B. Ailawadhi, R. Dastidar, K. Misra et al.2022 · 15 citationsarXiv
A JWST Near- and Mid-Infrared Nebular Spectrum of the Type Ia Supernova 2021aefx2211.00038v2 · Lindsey A. Kwok, Saurabh W. Jha, Tea Temim et al.2022 · 37 citationsApJL, Volume 944 L3, 2023
Reveals Spectacular Light Echoes Associated with the Stripped-envelope Supernova 2016adj in the Iconic Dust Lane of Centaurus A2210.14778v1 · Maximilian Stritzinger (Aarhus), Francesco Taddia, Stephen S. Lawrence et al.2022 · 4 citationsarXiv
A population of Type Ibc supernovae with massive progenitors; broad lightcurves not uncommon in (i)PTF2210.09402v1 · E. Karamehmetoglu, J. Sollerman, F. Taddia et al.2022 · 18 citationsA&A 678, A87 (2023)
Near-infrared and Optical Nebular-phase Spectra of Type Ia Supernovae SN 2013aa and SN 2017cbv in NGC 56432210.06993v2 · Sahana Kumar, Eric Y. Hsiao, Chris Ashall et al.2022 · 9 citationsarXiv
An updated measurement of the Hubble constant from near-infrared observations of Type Ia supernovae2209.02546v2 · Llu'is Galbany, Thomas de Jaeger, Adam G. Riess et al.2022 · 37 citationsA&A 679, A95 (2023)
Panchromatic evolution of three luminous red novae: Forbidden hugs in pandemic times -- IV2208.02782v2 · A. Pastorello, G. Valerin, M. Fraser et al.2022 · 17 citationsA&A 671, A158 (2023)
Testing the Homogeneity of Type Ia Supernovae in the Near-Infrared for Accurate Distance Estimations2207.04780v1 · T. E. Muller-Bravo, L. Galbany, E. Karamehmetoglu et al.2022 · 10 citationsA&A 665, A123 (2022)
The Astropy Project: Sustaining and Growing a Community-oriented Open-source Project and the Latest Major Release (v5.0) of the Core Package2206.14220v1 · Adrian M. Price-Whelan, Pey Lian Lim, Nicholas Earl et al.2022 · 5,054 citationsarXivon Valency
SN 2020wnt: a slow-evolving carbon-rich superluminous supernova with no O II lines and a bumpy light curve2206.01662v2 · C. P. Guti'errez, A. Pastorello, M. Bersten et al.2022 · 20 citationsarXiv
Carnegie Supernova Project-II: Near-infrared Spectroscopy of Stripped-Envelope Core-Collapse Supernovae2110.12083v1 · M. Shahbandeh, E. Y. Hsiao, C. Ashall et al.2021 · 50 citationsarXiv
Luminous Red Nova AT 2019zhd, a new merger in M 312011.10588v2 · A. Pastorello, M. Fraser, G. Valerin et al.2020 · 38 citationsA&A 646, A119 (2021)
The luminous red nova variety: AT 2020hat and AT 2020kog2011.10590v2 · A. Pastorello, G. Valerin, M. Fraser et al.2020 · 29 citationsA&A 647, A93 (2021)
Type Ic supernovae from the (intermediate) Palomar Transient Factory2010.08392v1 · C. Barbarino, J. Sollerman, F. Taddia et al.2020 · 48 citationsarXiv
A large fraction of hydrogen-rich supernova progenitors experience elevated mass loss shortly prior to explosion2008.09986v1 · Rachel J. Bruch, Avishay Gal-Yam, Steve Schulze et al.2020 · 165 citationsarXiv
Carnegie Supernova Project II: The slowest rising Type Ia supernova LSQ14fmg and clues to the origin of super-Chandrasekhar/03fg-like events2008.05614v1 · E. Y. Hsiao, P. Hoeflich, C. Ashall et al.2020 · 43 citationsarXiv
SN 2020bqj: a Type Ibn supernova with a long lasting peak plateau2008.04056v2 · E. C. Kool, E. Karamehmetoglu, J. Sollerman et al.2020 · 22 citationsA&A 652, A136 (2021)
The Carnegie Supernova Project II. Observations of the intermediate luminosity red transient SNhunt1202005.00319v2 · M. D. Stritzinger (Aarhus), F. Taddia (Aarhus), M. Fraser (Dublin) et al.2020 · 24 citationsA&A 639, A103 (2020)
The Carnegie Supernova Project II. Observations of the luminous red nova AT 2014ej2005.00076v2 · M. D. Stritzinger (Aarhus), F. Taddia (Aarhus), M. Fraser (Dublin) et al.2020 · 21 citationsA&A 639, A104 (2020)
Carnegie Supernova Project-II: A new method to photometrically identify sub-types of extreme Type Ia Supernovae2003.11121v3 · C. Ashall, J. Lu, C. Burns et al.2020 · 36 citationsarXiv
The Spin-Period History of Intermediate Polars2001.07288v1 · Joseph Patterson, Enrique de Miguel, Jonathan Kemp et al.2020 · 26 citationsarXiv
LSQ13ddu: A rapidly-evolving stripped-envelope supernova with early circumstellar interaction signatures1912.05986v2 · Peter Clark, Kate Maguire, Cosimo Inserra et al.2019 · 23 citationsarXiv
The Carnegie Supernova Project II. Early observations and progenitor constraints of the Type Ib supernova LSQ13abf1911.04564v1 · M. D. Stritzinger (Aarhus), F. Taddia, S. Holmbo et al.2019 · 0 citationsA&A 634, A21 (2020)
The luminous and rapidly evolving SN 2018bcc: Clues toward the origin of Type Ibn SNe from the Zwicky Transient Facility1910.06016v2 · E. Karamehmetoglu, C. Fransson, J. Sollerman et al.2019 · 29 citationsA&A 649, A163 (2021)
SN 2018fif: The Explosion of a Large Red Supergiant Discovered in Its Infancy by the Zwicky Transient Facility1907.11252v2 · Maayane T. Soumagnac, Noam Ganot, Ido Irani et al.2019 · 34 citationsarXiv
Type IIn supernova light-curve properties measured from an untargeted survey sample1906.05812v4 · A. Nyholm, J. Sollerman, L. Tartaglia et al.2019 · 88 citationsA&A 637, A73 (2020)
Investigating the properties of stripped-envelope supernovae, what are the implications for their progenitors?1812.03716v2 · S. J. Prentice, C. Ashall, P. A. James et al.2018 · 139 citationsarXiv
Analysis of broad-lined Type Ic supernovae from the (intermediate) Palomar Transient Factory1811.09544v1 · F. Taddia, J. Sollerman, C. Fremling et al.2018 · 120 citationsarXiv
Oxygen and helium in stripped-envelope supernovae1807.00100v1 · C. Fremling, J. Sollerman, M. M. Kasliwal et al.2018 · 39 citationsA&A 618, A37 (2018)
The luminous late-time emission of the type Ic supernova iPTF15dtg - evidence for powering from a magnetar?1806.10000v2 · F. Taddia, J. Sollerman, C. Fremling et al.2018 · 24 citationsA&A 621, A64 (2019)
iPTF Survey for Cool Transients1711.10501v2 · S. M. Adams, N. Blagorodnova, M. M. Kasliwal et al.2017 · 13 citationsarXiv
PTF11mnb: the first analog of supernova 2005bf1709.08386v1 · F. Taddia, J. Sollerman, C. Fremling et al.2017 · 38 citationsA&A 609, A106 (2018)
iPTF16asu: A Luminous, Rapidly-Evolving, and High-Velocity Supernova1706.05018v2 · L. Whitesides, R. Lunnan, M. M. Kasliwal et al.2017 · 70 citationsThe Astrophysical Journal, Volume 851, Issue 2, article id. 107, 16 pp. (2017)
OGLE-2014-SN-131: A long-rising Type Ibn supernova from a massive progenitor1703.08222v1 · E. Karamehmetoglu, F. Taddia, J. Sollerman et al.2017 · 31 citationsA&A 602, A93 (2017)
Type Ibn Supernovae Show Photometric Homogeneity and Spectral Diversity at Maximum Light1608.01998v2 · Griffin Hosseinzadeh, Iair Arcavi, Stefano Valenti et al.2016 · 129 citationsThe Astrophysical Journal, 836:158 (22pp), 2017 February 20
SN 2012aa - a transient between Type Ibc core-collapse and superluminous supernovae1607.00924v1 · R. Roy, J. Sollerman, J. M. Silverman et al.2016 · 29 citationsA&A 596, A67 (2016)
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