Search for the production of deuterons and antideuterons in 𝑒+β’π‘’βˆ’ annihilation at center-of-mass energies between 4.13 and 4.70 GeV

BESIII Collaboration, M. Ablikim*, M.N. Achasov, P. Adlarson, R. Aliberti, A. Amoroso, O. Bakina, Johanna K. Blomster, Nasser Kalantar-Nayestanaki, Rosa Kappert, Myroslav Kavatsyuk, Johan Messchendorp, Viktor Rodin

*Corresponding author voor dit werk

Onderzoeksoutput β€Ί Academic β€Ί peer review

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Using a data sample of e+e- collision data corresponding to an integrated luminosity of 19 fb-1 collected with the BESIII detector at the BEPCII collider, we search for the production of deuterons and antideuterons via e+e-β†’ppΟ€-dΒ―+c.c. for the first time at center-of-mass energies between 4.13 and 4.70 GeV. No significant signal is observed and the upper limit of the e+e-β†’ppΟ€-dΒ―+c.c. cross section is determined to be from 9.0 to 145 fb depending on the center-of-mass energy at the 90% confidence level.
Originele taal-2English
Artikelnummer092013
Aantal pagina's13
TijdschriftPhysical Review D
Volume109
Nummer van het tijdschrift9
DOI's
StatusPublished - 31-mei-2024

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