Double-J/ψ system in the spotlight of recent LHCb data
V. Baru, X.-K. Dong, F.-K. Guo, C. Hanhart, A. Nefediev, B.-S. Zou
SciPost Phys. Proc. 6, 007 (2022) · published 31 May 2022
- doi: 10.21468/SciPostPhysProc.6.007
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XXXIII International Workshop on High Energy Physics
Abstract
Recently the LHCb Collaboration announced intriguing results on the double-$J/\psi$ production in proton-proton collisions. A coupled-channel interpretation of the measured di-$J/\psi$ spectrum is presented and a possible nature of the proposed near-threshold state $X(6200)$ is discussed.
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Authors / Affiliations: mappings to Contributors and Organizations
See all Organizations.- 1 2 V. Baru,
- 3 4 X.-K. Dong,
- 3 4 F.-K. Guo,
- 5 Christoph Hanhart,
- 6 Alexey Nefediev,
- 3 4 7 B.-S. Zou
- 1 Ruhr-Universität Bochum / Ruhr University Bochum [RUB]
- 2 Курчатовский институт / Kurchatov Institute
- 3 Institute of Physics, Chinese Academy of Science [IOP-CAS]
- 4 中国科学院大学 / University of Chinese Academy of Sciences [UCAS]
- 5 Forschungszentrum Jülich [FZ Jülich]
- 6 Institut Jožef Stefan / Jožef Stefan Institute [IJS]
- 7 中南大学 / Central South University [CSU]
Funders for the research work leading to this publication