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Related papers: Results on the CKM angle {$\phi_1$ $(\beta)$}

200 papers

We report recent measurements of the CKM angle phi_1/beta using large data samples collected by the Belle and BaBar experiments at the e^+ e^- asymmetric-energy colliders.

High Energy Physics - Experiment · Physics 2008-07-04 K. Vervink

We report recent results on CP violation measurements from the two B-factory experiments, Belle and BaBar.

High Energy Physics - Experiment · Physics 2011-04-22 Gagan B. Mohanty

In the present paper we review recent experimental results from the BaBar experiment concerning the measurement of the CKM angles. A particular highlight is given to the novel independent determination of the angle alpha from B0 ->…

High Energy Physics - Experiment · Physics 2015-05-27 Pietro Biassoni

In this review recent studies on $CP$ violation and related hadronic $B$ decays by the Belle experiment, in particular measurements of CKM angles $\phi_1$ and $\phi_2$ are reported.

High Energy Physics - Experiment · Physics 2019-08-13 Bilas Pal

In this proceeding, we report the recent measurements of the CKM angle \phi_1(\beta) using large data samples collected by the Belle and BaBar experiments. The experiments have collected more than 1 billion B anti-B pairs of data sample at…

High Energy Physics - Experiment · Physics 2019-08-14 H. Sahoo

We report measurements of the CKM angles beta/phi_1 and alpha/phi_2 done by the BABAR and Belle experiments. Both experiments have collected large data samples, corresponding to a total of more than 1 billion of BBbar pairs, at the e^+e^-…

High Energy Physics - Experiment · Physics 2009-03-27 A. Lazzaro

The CKM angle $\gamma/\phi_{3}$ had been measured by two B-factories, the PEPII collider for the BaBar experiment and the KEKB collider for the Belle experiments. The present paper reports recent progress in $\gamma/\phi_{3}$.

High Energy Physics - Experiment · Physics 2011-08-22 Yoshiyuki Onuki

I will review the latest developments in determining the CP-violating phases of the CKM matrix elements from measurements by the BaBar and BELLE experiments at the high-luminosity B factories (PEP-II and KEKB). The emphasis will be on the…

High Energy Physics - Experiment · Physics 2010-06-22 Owen Long

Results by the BaBar and Belle experiments of the measurements $\sin 2\alpha$, $\sin 2\beta$ and $\sin (2\beta + \gamma)$ along with the CKM matrix elements $V_{cb}$ and $V_{ub}$ are presented. The BaBar and Belle experiments $b \to…

High Energy Physics - Experiment · Physics 2010-11-23 E. O. Olaiya

Recent experimental results on CP violation in the B sector from BABAR and BELLE, experiments at asymmetric e+e- B-Factories, are summarized in these proceedings. The constraint on the position of the apex of the unitary triangle, obtained…

High Energy Physics - Experiment · Physics 2014-11-17 Sergey Ganzhur

We report measurements of time-dependent CP asymmetries related to the CKM angle $\beta/\phi_1$, using decays of neutral B mesons to charmonium, open charm and in $b\to s$ loop processes. A preliminary measurement of time-dependent CP…

High Energy Physics - Experiment · Physics 2019-08-14 J. Ocariz

We review the experimental status of the angles of the Unitarity Triangle of the CKM matrix, as measured by the BABAR and Belle experiments.

High Energy Physics - Experiment · Physics 2019-08-14 Giuseppe Finocchiaro

We present a review on the measurements of the CKM angle gamma (phi_3) as performed by the BABAR and Belle experiments at the asymmetric-energy e+e- B factories colliders PEP-II and KEKB.

High Energy Physics - Experiment · Physics 2019-08-13 Vincent Tisserand

The Belle experiment has used several methods to measure or constrain the angles phi_1, phi_2, and phi_3 (or beta, alpha, and gamma) of the CKM unitarity triangle. The results are sin(2phi_1) = 0.728 \pm 0.056 (stat) \pm 0.023 (syst) or…

High Energy Physics - Experiment · Physics 2007-05-23 A. J. Schwartz

We present recent results on CP violation, and the determination of CKM angle beta, with the decay B0->K+K-K0, with BABAR and Belle detectors.

High Energy Physics - Experiment · Physics 2019-08-14 Emanuele Di Marco

We present measurements related to the CKM angle beta from BABAR based on 82 or ~115 fb-1 data samples collected at the PEP-II e+e- asymmetric B Factory collider. A new method allowing to measure the sign of cos(2.beta) with B0->J/Psi"K*0"…

High Energy Physics - Experiment · Physics 2007-05-23 Marc Verderi

The Belle and BaBar experiments have measured branching fractions and CP asymmetries in the charmless decay modes B0->pi+pi-, B0->rho+pi-/rho-pi+, and B0->rho+rho-. From these measurements, constraints upon the CKM angle phi_2 can be…

High Energy Physics - Experiment · Physics 2009-11-10 A. J. Schwartz

We present a review of the measurements of the CKM angle beta (phi_1) by the BaBar and Belle experiments at the asymmetric-energy e+e- B Factories PEP-II and KEKB. The angle beta (phi_1) is measured by time-dependent CP analyses of neutral…

High Energy Physics - Experiment · Physics 2008-11-26 Chih-hsiang Cheng

We present preliminary measurements of CP-violating asymmetries in B decays. These include new results on the CKM angle alpha based on studies of the decay B -> rho+ rho- and several charmonium and hadronic penguin modes, sensitive to the…

High Energy Physics - Experiment · Physics 2019-08-14 Giampiero Mancinelli

The CKM paradigm has been proven to be successful in explaining the flavour structure of the standard model and the non-trivial imaginary phase of the CKM matrix is the only know source of CP-violation. B-meson decays allow us to precisely…

High Energy Physics - Experiment · Physics 2010-05-26 Alessandro Gaz
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