The identification of charm jets is achieved at LHCb for data collected in 2015-2018 using a method based on the properties of displaced vertices reconstructed and matched with jets. The performance of this method is determined using a dijet calibration dataset recorded by the LHCb detector and selected such that the jets are unbiased in quantities used in the tagging algorithm. The charm-tagging efficiency is reported as a function of the transverse momentum of the jet. The measured efficiencies are compared to those obtained from simulation and found to be in good agreement.

Identification of charm jets at LHCb / R. Aaij, A.S.W.A.. - In: JOURNAL OF INSTRUMENTATION. - ISSN 1748-0221. - 17:2(2022 Feb 22), pp. P02028.1-P02028.23. [10.1088/1748-0221/17/02/P02028]

Identification of charm jets at LHCb

D. Marangotto;A. Merli;N. Neri;E. Spadaro Norella;
2022

Abstract

The identification of charm jets is achieved at LHCb for data collected in 2015-2018 using a method based on the properties of displaced vertices reconstructed and matched with jets. The performance of this method is determined using a dijet calibration dataset recorded by the LHCb detector and selected such that the jets are unbiased in quantities used in the tagging algorithm. The charm-tagging efficiency is reported as a function of the transverse momentum of the jet. The measured efficiencies are compared to those obtained from simulation and found to be in good agreement.
Analysis and statistical methods; Pattern recognition, cluster finding, calibration and fitting methods; Performance of High Energy Physics Detectors
Settore FIS/01 - Fisica Sperimentale
Settore FIS/04 - Fisica Nucleare e Subnucleare
22-feb-2022
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/921722
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