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karyan.gevorg@ysu.am
Միջուկային ֆիզիկայի և աստղաֆիզիկայի կենտրոն
Հեռանկարային հետազոտությունների միջազգային կենտրոն
Senior Researcher

Personal information

Date of birth
1983
Education
Institution
Yerevan State University
Faculty
Physics
Date
2006 - 2008
Degree name
Masters
Institution
Yerevan State University
Faculty
Physics
Date
2000 - 2004
Degree name
Bachelor
Scientific Rank/degree
Institution
A.I. Alikhanyan National Science Laboratory (Yerevan Physics Institute)
Date
2013
Degree name
Candidate
Scientific Supervisor
Norair Akopov
Research Topic
A study of charged hadron multiplicities and the multidimensional nuclear attenuation effect at the HERMES experiment
Participation in international conferences and seminars
28/11/2022 - 02/12/2022
The Belle II physics week
Valencia, Spain
Spain
07/08/2016 - 12/08/2016
Gordon Research Conference on Photonuclear Reactions 2016
Holderness School, NH, USA
United States of America (the)
20/10/2014 - 24/10/2014
The 21-th International Symposium on Spin Physics (Spin 2014)
Beijing, China
China
09/06/2014 - 13/06/2014
Transverse Polarisation Phenomena in Hard Processes (Transversity 2014)
Chia,Cagliari,Italy
Italy
30/09/2013 - 04/10/2013
13th International Conference on Meson-Nucleon Physics and the Structure of the Nucleon (MENU 2013)
Rome, Italy
Italy
22/04/2013 - 26/04/2013
XXI International Workshop on Deep-Inelastic Scattering and Related Subjects(DIS13)
Marseille,France
France
22/10/2012 - 26/10/2012
3rd Workshop on the QCD Structure of the Nucleon(QCD-N12)
Bilbao,Spain
Spain
17/09/2012 - 22/09/2012
The 20th International Symposium on Spin Physics( SPIN12 )
Dubna,Russia
Russian Federation (the)
26/03/2012 - 30/03/2012
XX International Workshop on Deep-Inelastic Scattering and Related Subjects (DIS12)
Bonn,Germany
Germany
23/01/2012 - 27/01/2012
50th International Winter Meeting on Nuclear Physics
Bormio,Italy
Italy
24/07/2011 - 29/07/2011
19th Particles & Nuclei International Conference(PANIC11)
MIT, Cambridge, MA, USA
United States of America (the)

Publications

- Կատեգորիա -
Article
Observation of 𝑒+⁢𝑒− →𝜂⁢ϒ⁡(2⁢𝑆) and search for 𝑒+⁢𝑒−→𝜂⁢ϒ⁡(1⁢𝑆), 𝛾⁢𝑋𝑏 at √𝑠 near 10.75 GeV
I. Adachi
L. Aggarwal
H. Ahmed
Y. Ahn
H. Aihara
N. Akopov
S. Alghamdi
M. Alhakami
A. Aloisio
N. Althubiti
K. Amos
M. Angelsmark
N. Anh Ky
C. Antonioli
D. M. Asner
H. Atmacan
T. Aushev
V. Aushev
M. Aversano
R. Ayad
G. Karyan
Belle II Collaboration
Physical Review D
2026
L051102-1 - L051102-8
https://doi.org/10.1103/9f61-rmvx
Article
Operation and performance of the Belle II Aerogel RICH detector
K. Špenko
I. Adachi
R. Dolenec
S. Dey
A. Hvala
T. Iijima
S. Iwata
G. Ghevondyan
R. Giordano
H. Kakuno
G. Karyan
T. Kohriki
S. Korpar
P. Križan
G. Nazaryan
et al.
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment
2026
171430 - 171430
https://doi.org/10.1016/j.nima.2026.171430
Article
Improved measurement of Born cross sections for χbJ ω and χbJ (π+π−π0)non−ω (J = 0, 1, 2) at Belle and Belle II
I. Adachi
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
M. Alhakami
A. Aloisio
N. Althubiti
M. Angelsmark
N. Anh Ky
D. M. Asner
H. Atmacan
V. Aushev
M. Aversano
R. Ayad
V. Babu
H. Bae
N. K. Baghel
S. Bahinipati
P. Bambade
G. Karyan
The Belle and the Belle II collaborations
Journal of High Energy Physics
2026
101
https://doi.org/10.1007/jhep04(2026)101
Article
Measurement of the inclusive branching fractions for B0s decays into D mesons via hadronic tagging
I. Adachi
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
A. Aloisio
S. Al Said
N. Althubiti
N. Anh Ky
D. M. Asner
H. Atmacan
T. Aushev
V. Aushev
M. Aversano
R. Ayad
V. Babu
H. Bae
N. K. Baghel
S. Bahinipati
P. Bambade
G. Karyan
The Belle and Belle II collaborations
Yang, M. Yasaveev
Journal of High Energy Physics
2025
114
https://doi.org/10.1007/jhep04(2025)114
Article
Search for a Dark Higgs Boson Produced in Association with Inelastic Dark Matter at the Belle II Experiment
I. Adachi
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
S. Alghamdi
M. Alhakami
A. Aloisio
N. Althubiti
K. Amos
M. Angelsmark
N. Anh Ky
C. Antonioli
D. M. Asner
H. Atmacan
V. Aushev
M. Aversano
R. Ayad
V. Babu
N. K. Baghel
The Belle II Collaboration
G. Karyan
Physical Review Letters
2025
131801
https://doi.org/10.1103/37w5-glpp
Article
Measurement of 𝐵+ →𝜏+⁢𝜈𝜏 branching fraction with a hadronic tagging method at Belle II
I. Adachi
K. Adamczyk
H. Ahmed
Y. Ahn
H. Aihara
N. Akopov
M. Alhakami
A. Aloisio
N. Althubiti
M. Angelsmark
N. Anh Ky
D. M. Asner
H. Atmacan
V. Aushev
M. Aversano
R. Ayad
V. Babu
N. K. Baghel
S. Bahinipati
P. Bambade
Belle II Collaboration
G. Karyan
Physical Review D
2025
072002
https://doi.org/10.1103/dcwd-5tg4
Article
Search for 𝐵0→𝐾*0⁢𝜏+⁢𝜏− Decays at the Belle II Experiment
I. Adachi
K. Adamczyk
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
M. Alhakami
A. Aloisio
N. Althubiti
M. Angelsmark
N. Anh Ky
D. M. Asner
H. Atmacan
V. Aushev
M. Aversano
R. Ayad
V. Babu
H. Bae
N. K. Baghel
S. Bahinipati
G. Karyan
Belle II Collaboration
Physical Review Letters
2025
151801
https://doi.org/10.1103/v1q3-9dy8
Article
Determination of |𝑉𝑐⁢𝑏| using 𝐵 →𝐷⁢ℓ⁢𝜈𝑙 decays at Belle II
I. Adachi
K. Adamczyk
L. Aggarwal
H. Ahmed
Y. Ahn
H. Aihara
N. Akopov
S. Alghamdi
M. Alhakami
A. Aloisio
K. Amos
M. Angelsmark
N. Anh Ky
C. Antonioli
D. M. Asner
H. Atmacan
T. Aushev
V. Aushev
M. Aversano
R. Ayad
G. Karyan
Belle II Collaboration
Physical Review D
2025
1120091
https://doi.org/10.1103/vs8k-259v
Article
Search for Rare b →dℓ+ ℓ- Transitions at Belle
Gevorg Karyan
et al. 394
Physical Review Letters
2024
101804
Article
Search for the decay B0 →γγ using Belle and Belle II data
Karyan G.
et al. 408
Physical Review D
2024
L031106
Article
Measurement of the branching fractions of B¯ → D(*)K−KS∗0 and B¯ → D(*)Ds− decays at Belle II
Karyan G.
et al. 406
Journal of High Energy Physics
2024
206
Article
New graph-neural-network flavor tagger for Belle II and measurement of sin 2φ1 in B0 →J/ψ K S0 decays
Gevorg Karyan
et al. (Belle II Collaboration) 415
Physical Review D
2024
012001
Article
First Measurement of R (Xτ/ℓ) as an Inclusive Test of the b →cτν Anomaly
Karyan G.
et al. 392
Physical Review Letters
2024
211804
Article
Tests of Light-Lepton Universality in Angular Asymmetries of B0 → D − lν Decays
G. Karyan
I. Adachi
K. Adamczyk
L. Aggarwal
H. Aihara
N. Akopov
A. Aloisio
N. Anh Ky
D. M. Asner
H. Atmacan et al. (Belle II Collaboration)
Physical Review Letters
2023
181801
Article
Slow control of the Belle II Aerogel Ring Imaging detector
G. Karyan
et al. 43
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment
2023
168569
Article
Precise Measurement of the D + s Lifetime at Belle II
G. Karyan
I. Adachi
L. Aggarwal
H. Aihara
N. Akopov
A. Aloisio
N. Anh Ky
D. M. Asner
H. Atmacan
T. Aushe et al. (Belle II Collaboration)
Physical Review Letters
2023
171803
Article
Search for a τ + τ − Resonance in e + e − → μ + μ − τ + τ − Events with the Belle II Experiment
G. Karyan
I. Adachi
K. Adamczyk
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
A. Aloisio
N. Anh Ky
D. M. Asner et al. (Belle II Collaboration)
Physical Review Letters
2023
121802
Article
Test of Light-Lepton Universality in the Rates of Inclusive Semileptonic B-Meson Decays at Belle II
G. Karyan
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
A. Aloisio
N. Anh Ky
D. M. Asner
H. Atmacan
T. Aushev et al. (Belle II Collaboration)
Physical Review Letters
2023
051804
Article
Measurement of the τ-lepton mass with the Belle II experiment
G. Karyan
I. Adachi
K. Adamczyk
L. Aggarwal
H. Ahmed
H. Aihara
N. Akopov
A. Aloisio
N. Anh Ky
D. M. Asner et al. (Belle II Collaboration)
Physical Review D
2023
032006

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