Enhanced evidence of <i>X</i>(7200) and improved measurements of <i>X</i>(6900) parameters from a combined LHCb-ATLAS-CMS analysis

[1]
M. Gell-Mann, Phys. Lett. 8, 214 (1964)
[2]
G. Zweig, An SU(3) model for strong interaction symmetry and its breaking. Version 2, in DEVELOPMENTS IN THE QUARK THEORY OF HADRONS. VOL. 1. 1964 - 1978, edited by D. B. Lichtenberg and S. P. Rosen (1964) pp. 22–101.
[3]
S. K. Choi et al. (Belle), Phys. Rev. Lett. 91, 262001 (2003), arXiv: hep-ex/0309032
[4]
R. Aaij et al. (LHCb), Phys. Rev. Lett. 115, 072001 (2015), arXiv: 1507.03414[hep-ex]
[5]
R. Aaij et al. (LHCb), Phys. Rev. Lett. 122, 222001 (2019), arXiv: 1904.03947[hep-ex]
[6]
R. Aaij et al. (LHCb), Sci. Bull. 65, 1983 (2020), arXiv: 2006.16957[hep-ex]
[7]
G. Aad et al. (ATLAS), Phys. Rev. Lett. 131, 151902 (2023), arXiv: 2304.08962[hep-ex]
[8]
A. Hayrapetyan et al. (CMS), Phys. Rev. Lett. 132, 111901 (2024), arXiv: 2306.07164[hep-ex]
[9]
X.-K. Dong, V. Baru, F.-K. Guo, C. Hanhart, and A. Nefediev, Coupled-Channel Interpretation of the LHCb Double- J/ψ Spectrum and Hints of a New State Near the J/ψJ/ψ Threshold, Phys. Rev. Lett. 126, 132001 (2021), [Erratum: Phys.Rev.Lett. 127, 119901 (2021)], arXiv: 2009.07795 [hep-ph].
[10]
F.-K. Guo, X.-H. Liu, and S. Sakai, Prog. Part. Nucl. Phys. 112, 103757 (2020), arXiv: 1912.07030[hep-ph]
[11]
C. Gong, M.-C. Du, Q. Zhao, X.-H. Zhong, and B. Zhou, Phys. Lett. B 824, 136794 (2022), arXiv: 2011.11374[hep-ph]
[12]
J.-Z. Wang, D.-Y. Chen, X. Liu, and T. Matsuki, Phys. Rev. D 103, 071503 (2021), arXiv: 2008.07430[hep-ph]
[13]
H.-X. Chen, W. Chen, X. Liu, and S.-L. Zhu, Sci. Bull. 65, 1994 (2020), arXiv: 2006.16027[hep-ph]
[14]
M. A. Bedolla, J. Ferretti, C. D. Roberts, and E. Santopinto, Eur. Phys. J. C 80, 1004 (2020), arXiv: 1911.00960[hep-ph]
[15]
X. Jin, Y. Xue, H. Huang, and J. Ping, Eur. Phys. J. C 80, 1083 (2020), arXiv: 2006.13745[hep-ph]
[16]
M.-S. liu, F.-X. Liu, X.-H. Zhong, and Q. Zhao, Phys. Rev. D 109, 076017 (2024), arXiv: 2006.11952[hepph]
[17]
F.-X. Liu, M.-S. Liu, X.-H. Zhong, and Q. Zhao, Phys. Rev. D 104, 116029 (2021), arXiv: 2110.09052[hepph]
[18]
R. Zhu, Nucl. Phys. B 966, 115393 (2021), arXiv: 2010.09082[hep-ph]
[19]
J. F. Giron and R. F. Lebed, Phys. Rev. D 102, 074003 (2020), arXiv: 2008.01631[hep-ph]
[20]
Y. Iwasaki, Phys. Rev. Lett. 36, 1266 (1976)
[21]
K.-T. Chao, Z. Phys. C 7, 317 (1981)
[22]
A. V. Berezhnoy, A. V. Luchinsky, and A. A. Novoselov, Phys. Rev. D 86, 034004 (2012), arXiv: 1111.1867[hep-ph]
[23]
J. Wu, Y.-R. Liu, K. Chen, X. Liu, and S.-L. Zhu, Phys. Rev. D 97, 094015 (2018), arXiv: 1605.01134[hep-ph]
[24]
Y. Bai, S. Lu, and J. Osborne, Phys. Lett. B 798, 134930 (2019), arXiv: 1612.00012[hep-ph]
[25]
Z.-G. Wang, Eur. Phys. J. C 77, 432 (2017), arXiv: 1701.04285[hep-ph]
[26]
M. N. Anwar, J. Ferretti, F.-K. Guo, E. Santopinto, and B.-S. Zou, Eur. Phys. J. C 78, 647 (2018), arXiv: 1710.02540[hep-ph]
[27]
J.-M. Richard, A. Valcarce, and J. Vijande, Phys. Rev. D 95, 054019 (2017), arXiv: 1703.00783[hep-ph]
[28]
A. Esposito and A. D. Polosa, Eur. Phys. J. C 78, 782 (2018), arXiv: 1807.06040[hep-ph]
[29]
M. Karliner, S. Nussinov, and J. L. Rosner, production, and decays, Phys. Rev. D 95, 034011 (2017), arXiv: 1611.00348[hep-ph]
[30]
M.-S. Liu, Q.-F. Lü, X.-H. Zhong, and Q. Zhao, Phys. Rev. D 100, 016006 (2019), arXiv: 1901.02564[hep-ph]
[31]
W. Chen, H.-X. Chen, X. Liu, T. G. Steele, and S.-L. Zhu, Phys. Lett. B 773, 247 (2017), arXiv: 1605.01647[hep-ph]
[32]
G.-J. Wang, L. Meng, and S.-L. Zhu, Phys. Rev. D 100, 096013 (2019), arXiv: 1907.05177[hep-ph]
[33]
B.-D. Wan and C.-F. Qiao, Phys. Lett. B 817, 136339 (2021), arXiv: 2012.00454[hep-ph]
[34]
J.-Z. Wang, X. Liu, and T. Matsuki, Phys. Lett. B 816, 136209 (2021), arXiv: 2012.03281[hep-ph]
[35]
A. Hayrapetyan et al. (CMS), Nature 648, 58 (2025), arXiv: 2506.07944[hep-ex]
[36]
H. Wen, Study of Near-Threshold Structures in the J/ψJ/ψ Mass Spectrum at CMS, Ph.D. thesis, Nanjing Normal University, Nanjing, China (2022).
[37]
G. Yang, J. Ping, and J. Segovia, Phys. Rev. D 104, 014006 (2021), arXiv: 2104.08814[hep-ph]
[38]
R. Tiwari, D. P. Rathaud, and A. K. Rai, Indian J. Phys. 97, 943 (2023), arXiv: 2108.04017[hep-ph]