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Related papers: How well do we know the Unitarity Triangle? An exp…

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The CKM matrix, V, relates the quark mass and flavor bases. In the standard model, V is unitary 3X3, and specified by four arbitrary parameters, including a phase allowing for $CP$ violation. We review the experimental determination of V,…

High Energy Physics - Experiment · Physics 2016-11-23 Frank C. Porter

We present a reanalysis of the allowed region in the $\rho - \eta \,$ plane of the CKM matrix, which follows from our present knowledge of the theoretical and experimental parameters associated with quark mixing and CP violation. Besides…

High Energy Physics - Phenomenology · Physics 2010-11-01 R. D. Peccei , K. Wang

In the early 80's Sanda-san and collaborators wrote key papers on the direct and clean determination of the unitarity angle $\phi_1$ ($\beta$). This motivated many of us for analogously coming up with ways for direct and clean…

High Energy Physics - Phenomenology · Physics 2024-05-21 Amarjit Soni

Precision tests of the Kobayashi-Maskawa model of CP violation are discussed, pointing out possible signatures for other sources of CP violation and for new flavor-changing operators. The current status of the most accurate tests is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Michael Gronau

It is pointed out that the recent measurement of the angle $\gamma$ of the unitarity triangle, providing irrefutable evidence for a complex Cabibbo-Kobayashi-Maskawa (CKM) matrix, presents a great challenge for supersymmetric models with…

High Energy Physics - Phenomenology · Physics 2010-04-05 G. C. Branco , D. Emmanuel-Costa , J. C. Romao

We discuss in a systematic way the extraction of neutrino masses, mixing angles and leptonic CP violation at neutrino factories. Compared to previous studies we put a special emphasis on improved statistical methods and on the…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. Freund , P. Huber , M. Lindner

Measurements of the angles and sides of the unitarity triangle and of the rates of rare B meson decays are crucial for the precise determination of Standard Model parameters and are sensitive to the presence of new physics particles in the…

High Energy Physics - Experiment · Physics 2010-11-05 Francesco Forti

The determination of the Vub element of the Cabibbo-Kobayashi-Maskawa (CKM) quark mixing matrix plays a central role in testing the Standard Model (SM) interpretation of CP violation. Measurements at B-Factories are contributing with…

High Energy Physics - Experiment · Physics 2007-05-23 A. Sarti

The exponential parameterization of Pontecorvo-Maki-Nakagawa-Sakata mixing matrix for neutrino is used for comparative analysis of different neutrino mixing data. The UPMNS matrix is considered as the element of the SU(3) group and the…

High Energy Physics - Phenomenology · Physics 2016-12-21 Konstantin Zhukovsky , Anatoly Borisov

Although different parametrizations of quark mixing matrix are mathematically equivalent, the consequences of experimental analysis may be distinct. Based on the triminimal expansion of Kobayashi-Maskawa matrix around the unit matrix, we…

High Energy Physics - Phenomenology · Physics 2011-01-27 Nan Qin , Bo-Qiang Ma

We review the subject of CP violation in the $B$ meson system within the Standard Model of CP violation, which is based on a complex phase in the Cabibbo-Kobayashi-Maskawa (CKM) matrix. Three kinds of CP nonconservation are studied: In…

High Energy Physics - Phenomenology · Physics 2007-05-23 Michael Gronau

The flavor changing charged currents of the weak sector of the Standard Model are studied in the framework of a quantum statistical approach. The quantum superposition of same-type quarks, generated by the Cabibbo-Kobayashi-Maskawa matrix,…

High Energy Physics - Phenomenology · Physics 2012-06-07 Miguel C. N. Fiolhais

The precision of the neutrino oscillation parameters measurements has improved and will continue to improve as the next-generation experiments become online. Beyond the more precise measurements of the mixing angles and phases used to…

High Energy Physics - Phenomenology · Physics 2026-01-27 Mathieu Guigue , Lorenzo Restrepo

We report on a comparative study of the profile of the CKM unitarity triangle, and the resulting CP asymmetries in B decays, in the standard model and in several variants of the minimal supersymmetric standard model (MSSM), characterized by…

High Energy Physics - Phenomenology · Physics 2010-11-23 A. Ali , D. London

We report several recent updates from the BABAR Collaboration on the matrix elements $|V_{cb}|$, $|V_{ub}|$, and $|V_{td}|$ of the Cabibbo-Kobayashi-Maskawa (CKM) quark-mixing matrix, and the angles $\beta$ and $\alpha$ of the unitarity…

High Energy Physics - Experiment · Physics 2010-04-21 Chih-hsiang Cheng

We present here the most important ideas, equations and solutions for the running of all the quark Yukawa couplings and all the elements of the Cabibbo-Kobayashi-Maskawa matrix, in the approximation of one loop, and up to order $\lambda…

High Energy Physics - Phenomenology · Physics 2010-11-23 P. Kielanowski , S. R. Juarez W

This report contains the results of the Workshop on the CKM Unitarity Triangle, held at CERN on 13-16 February 2002 to study the determination of the CKM matrix from the available data of K, D, and B physics. This is a coherent document…

We report on an exact method for global fits of the CKM matrix by using the necessary and sufficient conditions the data have to satisfy in order to find a unitary matrix compatible with them, and this method can be applied to both quark…

High Energy Physics - Phenomenology · Physics 2007-05-23 Petre Dita

The unitarity based analysis carried out in hep-ph/0106161, involving the evaluation of Jarlskog's rephasing invariant parameter J and the angles of the unitarity triangle is extended to include the effects of K^0-\bar K^0 and B^0-\bar B^0…

High Energy Physics - Phenomenology · Physics 2010-11-23 Monika Randhawa , Manmohan Gupta

CP violation is now measured by three numbers: \epsilon and {\epsilon{^{\prime} for the K^{0} system and sin2\beta for B^{0}. A future measurement of the analogue of {\epsilon{^{\prime} for the B system would end any possibility of a…

High Energy Physics - Phenomenology · Physics 2007-05-23 Lincoln Wolfenstein