ZF
Zsolt Frei
astro-ph.HEgr-qcastro-ph.COastro-phastro-ph.IMastro-ph.GAhep-ph
On Valency
published · living versionsW_4rs6dmcq·v1 · currentpublished
The peak-flux of GRB 221009A measured with GRBAlpha
with Jakub Ripa, Hiromitsu Takahashi, Yasushi Fukazawa, Norbert Werner +40
1 version
W_ugyvshz5·v1published
W_h5wm5yp8·v1published
Preprints & journals
63 papers in the corpus · 1995–2026Direct Multimodel Dark Matter Search with Gravitational-Wave Interferometers Using Data from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run.42854116 · Abac, A G, Abouelfettouh, I, Acernese, F et al.2026 · 0 citationsPhysical review letters. 2026;137(13):131001
Updated Upper Limits on the Isotropic Gravitational-Wave Background from LIGO, Virgo, and KAGRA Data through April 20252608.23477v1 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
Constraints on ultralight bosons from merging binary and remnant black holes observed during the second and third parts of the fourth LIGO-Virgo-KAGRA observing run2608.11620v1 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
GWTC-5.0: Tests of General Relativity2607.19293v1 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
Sub-Torque-Balance Upper Limits on Continuous Gravitational Waves from Scorpius X-12607.07765v1 · the Precision Ephemerides for Gravitational-Wave Searches, I. Abouelfettouh, F. Acernese et al.2026 · 0 citationsarXiv
GWTC-5.0: An Introduction to Version 5.0 of the Gravitational-Wave Transient Catalog2605.27223v2 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
GWTC-5.0: Methods for Identifying and Characterizing Gravitational-wave Transients2605.27224v2 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
GWTC-5.0: Observations from the Second Part of the Fourth LIGO-Virgo-KAGRA Observing Run and Updates to the Gravitational-Wave Transient Catalog2605.27225v3 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
GWTC-5.0: Constraints on the Cosmic Expansion Rate and Modified Gravitational-wave Propagation2605.27227v2 · A. G. Abac, A. Abe, I. Abouelfettouh et al.2026 · 0 citationsarXiv
Statistical evidence for massive black hole recoils in active galactic nuclei2605.04781v2 · Bence B'ecsy, Peter Raffai, Zolt'an Haiman et al.2026 · 0 citationsMonthly Notices of the Royal Astronomical Society, Volume 550, Issue 4, August 2026, stag1367
Searches for Continuous Gravitational Waves from Supernova Remnants in the first part of the LIGO-Virgo-KAGRA Fourth Observing run2603.25808v2 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2026 · 2 citationsThe Astrophysical Journal, 1004 204 (2026)
GWTC-4.0: Tests of General Relativity. I. Overview and General Tests2603.19019v1 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2026 · 1 citationarXiv
Constraints on gravitational waves from the 2024 Vela pulsar glitch2512.17990v2 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 1 citationThe Astrophysical Journal 1005:12 (2026)
Search for planetary-mass ultra-compact binaries using data from the first part of the LIGO--Virgo--KAGRA fourth observing run2511.19911v3 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 0 citationsPhys. Rev. D 114, 022005 (2026)
GW241011 and GW241110: Exploring Binary Formation and Fundamental Physics with Asymmetric, High-Spin Black Hole Coalescence2510.26931v1 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 34 citationsAstrophys. J. Letters, 993, L21 (2025)
GW250114: Testing Hawking's Area Law and the Kerr Nature of Black Holes.41004747 · Abac, A G, Abouelfettouh, I, Acernese, F et al.2025 · 130 citationsPhysical review letters. 2025;135(11):111403
Directed searches for gravitational waves from ultralight vector boson clouds around merger remnant and galactic black holes during the first part of the fourth LIGO-Virgo-KAGRA observing run2509.07352v3 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 1 citationarXiv
GWTC-4.0: An Introduction to Version 4.0 of the Gravitational-Wave Transient Catalog2508.18080v3 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 69 citationsThe Astrophysical Journal Letters, 2025, Volume 995, Number 1
All-sky search for long-duration gravitational-wave transients in the first part of the fourth LIGO-Virgo-KAGRA Observing run2507.12282v2 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 3 citationsPhys. Rev. D 113, 082004 (2026)
GW231123: a Binary Black Hole Merger with Total Mass 190-265 2507.08219v3 · A. G. Abac, I. Abouelfettouh, F. Acernese et al.2025 · 128 citationsApJL 993 L25 (2025)
Can quasars, triggered by mergers, account for NANOGrav's stochastic gravitational wave background?2412.12726v1 · 'Agnes Kis-T'oth, Zolt'an Haiman, Zsolt Frei2024 · 6 citationsarXiv
Search for gravitational waves emitted from SN 2023ixf2410.16565v2 · A. G. Abac, R. Abbott, I. Abouelfettouh et al.2024 · 15 citationsApJ 985 183 (2025)
Ultralight vector dark matter search using data from the KAGRA O3GK run2403.03004v1 · A. G. Abac, R. Abbott, H. Abe et al.2024 · 21 citationsarXiv
A Joint Fermi-GBM and Swift-BAT Analysis of Gravitational-Wave Candidates from the Third Gravitational-wave Observing Run2308.13666v1 · C. Fletcher, J. Wood, R. Hamburg et al.2023 · 10 citationsarXiv
Search for gravitational-lensing signatures in the full third observing run of the LIGO-Virgo network2304.08393v1 · R. Abbott, H. Abe, F. Acernese et al.2023 · 89 citationsarXiv
The peak-flux of GRB 221009A measured with GRBAlpha2302.10047v4 · Jakub Ripa, Hiromitsu Takahashi, Yasushi Fukazawa et al.2023 · 25 citationsA&A 677, L2 (2023)on Valency
GRBAlpha: the smallest astrophysical space observatory -- Part 1: Detector design, system description and satellite operations2302.10048v2 · Andr'as P'al, Masanori Ohno, L'aszl'o M'esz'aros et al.2023 · 0 citationsarXiv
Open data from the third observing run of LIGO, Virgo, KAGRA and GEO2302.03676v1 · R. Abbott, H. Abe, F. Acernese et al.2023 · 314 citationsarXiv
Search for subsolar-mass black hole binaries in the second part of Advanced LIGO's and Advanced Virgo's third observing run2212.01477v2 · R. Abbott, H. Abe, F. Acernese et al.2022 · 58 citationsarXiv
Search for gravitational-wave transients associated with magnetar bursts in Advanced LIGO and Advanced Virgo data from the third observing run2210.10931v1 · R. Abbott, H. Abe, F. Acernese et al.2022 · 28 citationsarXiv
Early results from GRBAlpha and VZLUSAT-22207.03272v2 · Jakub Ripa, Andras Pal, Masanori Ohno et al.2022 · 4 citationsProc. SPIE, Space Telescopes and Instrumentation 2022: Ultraviolet to Gamma Ray, 12181 (2022) 121811K
Search for gravitational waves from Scorpius X-1 with a hidden Markov model in O3 LIGO data2201.10104v1 · R. Abbott, H. Abe, F. Acernese et al.2022 · 35 citationsarXiv
All-sky search for continuous gravitational waves from isolated neutron stars using Advanced LIGO and Advanced Virgo O3 data2201.00697v1 · R. Abbott, H. Abe, F. Acernese et al.2022 · 99 citationsarXiv
All-sky search for gravitational wave emission from scalar boson clouds around spinning black holes in LIGO O3 data2111.15507v2 · R. Abbott, H. Abe, F. Acernese et al.2021 · 91 citationsPhys. Rev. D 105, 102001, 2022
Searches for Gravitational Waves from Known Pulsars at Two Harmonics in the Second and Third LIGO-Virgo Observing Runs2111.13106v2 · R. Abbott, H. Abe, F. Acernese et al.2021 · 72 citationsarXiv
Constraints on the cosmic expansion history from GWTC-32111.03604v2 · R. Abbott, H. Abe, F. Acernese et al.2021 · 263 citationsarXiv
The population of merging compact binaries inferred using gravitational waves through GWTC-32111.03634v5 · R. Abbott, T. D. Abbott, F. Acernese et al.2021 · 889 citationsPhysical Review X 13, 011048 (2023)
GLADE+: An Extended Galaxy Catalogue for Multimessenger Searches with Advanced Gravitational-wave Detectors2110.06184v2 · G. D'alya, R. D'iaz, F. R. Bouchet et al.2021 · 106 citationsarXivon Valency
GRBAlpha: A 1U CubeSat mission for validating timing-based gamma-ray burst localization2012.01298v1 · Andr'as P'al, Masanori Ohno, L'aszl'o M'esz'aros et al.2020 · 30 citationsarXiv
Estimation of the detected background by the future gamma-ray transient mission CAMELOT1909.00339v1 · J. Ripa, G. Galg'oczi, N. Werner et al.2019 · 8 citationsAstronomische Nachrichten, 340, 666 (2019)
First measurement of the Hubble constant from a dark standard siren using the Dark Energy Survey galaxies and the LIGO/Virgo binary-black-hole merger GW1708141901.01540v2 · M. Soares-Santos, A. Palmese, W. Hartley et al.2019 · 300 citationsThe Astrophysical Journal Letters, Volume 876, 1, L7 (2019)
CAMELOT: Cubesats Applied for MEasuring and LOcalising Transients - Mission Overview1806.03681v1 · Norbert Werner, Jakub R'ipa, Andr'as P'al et al.2018 · 40 citationsarXiv
CAMELOT - Concept study and early results for onboard data processing and GPS-based timestamping1806.03685v1 · Andr'as P'al, L'aszl'o M'esz'aros, Norbert Tarcai et al.2018 · 7 citationsarXiv
CAMELOT: design and performance verification of the detector concept and localization capability1806.03686v1 · Masanori Ohno, Norbert Werner, Andr'as P'al et al.2018 · 21 citationsarXiv
GLADE: A Galaxy Catalogue for Multi-Messenger Searches in the Advanced Gravitational-Wave Detector Era1804.05709v2 · Gergely D'alya, G'abor Galg'oczi, L'aszl'o Dobos et al.2018 · 199 citationsarXiv
Eccentric Black Hole Gravitational-Wave Capture Sources in Galactic Nuclei: Distribution of Binary Parameters1711.09989v2 · L'aszl'o Gond'an, Bence Kocsis, P'eter Raffai et al.2017 · 168 citationsarXiv
On the Progenitor of Binary Neutron Star Merger GW1708171710.05838v2 · B. P. Abbott, R. Abbott, T. D. Abbott et al.2017 · 112 citationsApJL, 850, L40, 2017
GW170817: Observation of Gravitational Waves from a Binary Neutron Star Inspiral.29099225 · Abbott, B P, Abbott, R, Abbott, T D et al.2018 · 9,562 citationsPhysical review letters. 2017;119(16):161101on Valency
Accuracy of Estimating Highly Eccentric Binary Black Hole Parameters with Gravitational-Wave Detections1705.10781v2 · L'aszl'o Gond'an, Bence Kocsis, P'eter Raffai et al.2017 · 67 citationsarXiv
A Statistical Method to Search for Recoiling Supermassive Black Holes in Active Galactic Nuclei1509.02075v2 · Peter Raffai, Zoltan Haiman, Zsolt Frei2015 · 9 citationsarXiv
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