Exclusive and dissociative J/ψ photoproduction, and exclusive dimuon production, in p-Pb collisions at sNN =8.16 TeV
(2023) In Physical Review D 108(11).- Abstract
- The ALICE Collaboration reports three measurements in ultraperipheral proton-lead collisions at forward rapidity. The exclusive two-photon process γγ→μ+μ- and the exclusive photoproduction of J/ψ are studied. J/ψ photoproduction with proton dissociation is measured for the first time at a hadron collider. The cross section for the two-photon process of dimuons in the invariant mass range from 1 to 2.5 GeV/c2 agrees with leading-order quantum electrodynamics calculations. The exclusive and dissociative cross sections for J/ψ photoproductions are measured for photon-proton center-of-mass energies from 27 to 57 GeV. They are in good agreement with HERA results.
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- author
- author collaboration
- organization
- publishing date
- 2023
- type
- Contribution to journal
- publication status
- published
- subject
- in
- Physical Review D
- volume
- 108
- issue
- 11
- article number
- 112004
- publisher
- American Physical Society
- external identifiers
-
- scopus:85181693270
- ISSN
- 2470-0010
- DOI
- 10.1103/PhysRevD.108.112004
- language
- English
- LU publication?
- yes
- id
- 34ea4841-c943-4a3e-9574-f1dd979ee801
- date added to LUP
- 2024-03-04 12:21:48
- date last changed
- 2024-03-06 08:56:00
@article{34ea4841-c943-4a3e-9574-f1dd979ee801, abstract = {{The ALICE Collaboration reports three measurements in ultraperipheral proton-lead collisions at forward rapidity. The exclusive two-photon process γγ→μ+μ- and the exclusive photoproduction of J/ψ are studied. J/ψ photoproduction with proton dissociation is measured for the first time at a hadron collider. The cross section for the two-photon process of dimuons in the invariant mass range from 1 to 2.5 GeV/c2 agrees with leading-order quantum electrodynamics calculations. The exclusive and dissociative cross sections for J/ψ photoproductions are measured for photon-proton center-of-mass energies from 27 to 57 GeV. They are in good agreement with HERA results.}}, author = {{Acharya, S. and Basu, S. and Christiansen, P. and Hansen, J. and Iversen, K.E. and Matonoha, O. and Nassirpour, A.F. and Ohlson, A. and Silvermyr, D. and Staa, J. and Vislavicius, V. and Zugravel, S.C. and Zurlo, N.}}, issn = {{2470-0010}}, language = {{eng}}, number = {{11}}, publisher = {{American Physical Society}}, series = {{Physical Review D}}, title = {{Exclusive and dissociative J/ψ photoproduction, and exclusive dimuon production, in p-Pb collisions at sNN =8.16 TeV}}, url = {{http://dx.doi.org/10.1103/PhysRevD.108.112004}}, doi = {{10.1103/PhysRevD.108.112004}}, volume = {{108}}, year = {{2023}}, }