Production of doubly heavy baryons via Higgs boson decays

Niu, Juan-Juan (Aff1, 0000 0001 0154 0904, Department of Physics, Chongqing University, 401331, Chongqing, People’s Republic of China) ; Guo, Lei  (Aff1, 0000 0001 0154 0904, Department of Physics, Chongqing University, 401331, Chongqing, People’s Republic of China) ; Ma, Hong-Hao (Aff2, 0000 0001 2188 478X, Faculdade de Engenharia de Guaratinguetá, Universidade Estadual Paulista, 12516-410, Guaratinguetá, SP, Brazil) ; Wu, Xing-Gang (Aff1, 0000 0001 0154 0904, Department of Physics, Chongqing University, 401331, Chongqing, People’s Republic of China)

15 April 2019

Abstract: We systematically analyzed the production of semi-inclusive doubly heavy baryons ( Ξcc , Ξbc and Ξbb ) for the process H0→ΞQQ′+Q′¯+Q¯ through four main Higgs decay channels within the framework of non-relativistic QCD. The contributions from the intermediate diquark states, ⟨cc⟩[1S0]6 , ⟨cc⟩[3S1]3¯ , ⟨bc⟩[3S1]3¯/6 , ⟨bc⟩[1S0]3¯/6 , ⟨bb⟩[1S0]6 and ⟨bb⟩[3S1]3¯ , have been taken into consideration. The differential distributions and three main sources of the theoretical uncertainties have been discussed. At the High Luminosity Large Hadron Collider, there will be about 0.43 ×104 events of Ξcc , 6.32 ×104 events of Ξbc and 0.28 ×104 events of Ξbb produced per year. There are fewer events produced at the Circular Electron Positron Collider and the International Linear Collider, about 0.26×102 events of Ξcc , 3.83×102 events of Ξbc and 0.17×102 events of Ξbb in operation.


Published in: EPJC 79 (2019) 339
Published by: Springer/Società Italiana di Fisica
DOI: 10.1140/epjc/s10052-019-6842-0
License: CC-BY-3.0



Back to search

Fulltext:
Download fulltextXML Download fulltextPDF (PDFA)