Constraints on Lorentz invariance violation from the extraordinary Mrk 421 flare of 2014 using a novel analysis method
Abstrak
The Lorentz Invariance Violation (LIV), a proposed consequence of certain quantum gravity (QG) scenarios, could instigate an energy-dependent group velocity for ultra-relativistic particles. This energy dependence, although suppressed by the massive QG energy scale E_QG, expected to be on the level of the Planck energy 1.22 × 1019 GeV, is potentially detectable in astrophysical observations. In this scenario, the cosmological distances traversed by photons act as an amplifier for this effect. By leveraging the observation of a remarkable flare from the blazar Mrk 421, recorded at energies above 100 GeV by the MAGIC telescopes on the night of April 25 to 26, 2014, we look for time delays scaling linearly and quadratically with the photon energies. Using for the first time in LIV studies a binned-likelihood approach we set constraints on the QG energy scale. For the linear scenario, we set 95% lower limits E_QG>2.7×1017 GeV for the subluminal case and E_QG> 3.6 ×1017 GeV for the superluminal case. For the quadratic scenario, the 95% lower limits for the subluminal and superluminal cases are E_QG>2.6 ×1010 GeV and E_QG>2.5×1010 GeV, respectively.
Topik & Kata Kunci
Penulis (372)
M. Abe
J. Abhir
A. Abhishek
V. Acciari
A. Aguasca-Cabot
I. Agudo
T. Aniello
S. Ansoldi
L. A. Antonelli
A. Engels
C. Arcaro
M. Artero
K. Asano
A. Babi'c
A. Baquero
U. D. Almeida
J. Barrio
I. Batkovi'c
A. Bautista
J. Baxter
J. B. Gonz'alez
W. Bednarek
E. Bernardini
J. Bernete
A. Berti
J. Besenrieder
C. Bigongiari
A. Biland
O. Blanch
G. Bonnoli
vZ. Bovsnjak
E. Bronzini
I. Burelli
G. Busetto
A. Campoy-Ordaz
A. Carosi
R. Carosi
M. Carretero-Castrillo
A. Castro-Tirado
D. Cerasole
G. Ceribella
Y. Chai
A. Cifuentes
E. Colombo
J. Contreras
J. Cortina
S. Covino
G. D'Amico
V. D’Elia
P. D. Vela
F. Dazzi
A. D. Angelis
B. Lotto
R. Menezes
A. Popolo
M. Delfino
J. Delgado
C. Mendez
F. Pierro
R. Tria
L. Venere
A. Donini
D. Dorner
M. Doro
D. Elsaesser
G. Emery
J. Escudero
L. Fariña
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M. Garczarczyk
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M. Gaug
J. Paiva
N. Giglietto
F. Giordano
P. Gliwny
N. Godinovi'c
T. Gradetzke
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D. Green
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P. Gunther
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A. Hahn
T. Hassan
L. Heckmann
J. Llorente
D. Hrupec
M. Hutten
R. Imazawa
K. Ishio
I. Mart'inez
J. Jormanainen
S. Kankkunen
T. Kayanoki
D. Kerszberg
G. Kluge
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A. Lorini
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M. Mariotti
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M. Rib'o
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N. Sahakyan
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E. Zurich
CH-8093 Zurich
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U. Siena
I. Pisa
I-53100 Siena
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Institut de F'isica d'Altes Energies
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E-08193 Bellaterra
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U. Barcelona
Iccub
IEEC-UB
E. Barcelona
Instituto de Astrof'isica de Andaluc'ia-CSIC
Glorieta de la Astronom'ia sn
18008
Granada
National Centre for Radio Astrophysics
I-00136 Rome
U. Udine
I. Trieste
I. Udine
M. F. Physik
D. Garching
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U. Padova
Infn
I-35131 Padova
C. Zagreb
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I. Institute
E. Department
U. Madrid
E. Madrid
Centro Brasileiro de Pesquisas F'isicas
22290-180 Urca
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Instituto de Astrof'isica de Canarias
D. Astrof'isica
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E-38200
L. Laguna
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Centro de Investigaciones Energ'eticas
Medioambientales y Tecnol'ogicas
Departament de F'isica
CERES-IEEC
U. Barcelona
U. Pisa
I. Pisa
I. Bari
D. Bari
I. Bari
Department for Physics
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I. Torino
U. Torino
I. Torino
I. Catania
D. Astronomia
U. Catania
I. Catania
U. Wurzburg
D-97074 Wurzburg
Technische Universitat Dortmund
D. Dortmund
U. Geneva
16 Chemind'Ecogia
CH-1290 Versoix
Japanese Magic Group Physics Program
Graduate School of Science
Engineering
H. University
739-8526 Hiroshima
D. Elektronen-Synchrotron
D. Zeuthen
Armenian Magic Group ICRANet-Armenia
0019 Yerevan
Armenia
C. Split
M. Engineering
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21000 Split
Croatia Croatian Magic Group Josip Juraj Strossmayer Unive Osijek
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31000 Osijek
Finnish Magic Consortium Finnish Centre of Astronomy with Eso
Astronomy
U. Turku
F. Turku
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J. D. O. Physics
T. University
Hiratsuka
259-1292 Kanagawa
S. S. I. O. Physics
A. Institute
Kolkata 700064
West Bengal
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Inst. for Nucl. Research
Nucl. Energy
B. A. O. Sciences
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C. Rijeka
51000 Rijeka
Yamagata University
Yamagata 990-8560
Finnish Magic Group Space Physics
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U. Oulu
F. Oulu
Japanese Magic Group Chiba University
Icehap
277-8582 Chiba
J. I. F. C. Research
Kobayashi-Maskawa Institute for the Origin of Particles
the Universe
N. University
464-6801 Nagoya
Kyoto University
606-8502 Kyoto
I. Vergata
I. Roma
K. University
Kobe
Hyogo 658-8501
A. M. C. F. Astrophysics
Romé
also at Port d'Informaci'o Cient'ifica
A. D. O. Physics
U. Oslo
A. N. D. D. Fisica
U. Trieste
I. Trieste
also at Inaf Padova
Akses Cepat
- Tahun Terbit
- 2024
- Bahasa
- en
- Total Sitasi
- 6×
- Sumber Database
- Semantic Scholar
- DOI
- 10.1088/1475-7516/2024/07/044
- Akses
- Open Access ✓