Measurements of the CKM angle γ at LHCb

Veronesi, M. (2020) Measurements of the CKM angle γ at LHCb. Il nuovo cimento C, 43 (2-3). pp. 1-3. ISSN 1826-9885

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Abstract

The angle γ is the only complex phase of the Cabibbo-KobayashiMaskawa (CKM) matrix that can be measured at tree level. It therefore establishes a benchmark of the Standard Model (SM) against which loop-level measurements of the CKM parameters can be tested in order to reveal the presence of new physics. The LHCb experiment can determine γ from the analysis of both time-integrated and differential decay rates of B to D mesons. The combination of LHCb measurements represents the most precise determination of γ as of today and is going to reach the sub degree level of precision for a single measurement with the upgrade of the experiment.

Item Type: Article
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 10 Feb 2021 16:46
Last Modified: 10 Feb 2021 16:46
URI: http://eprints.bice.rm.cnr.it/id/eprint/20779

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