English
Related papers

Related papers: B0-B0bar mixing

200 papers

$B_q^0-B_^0 bar$ mixing offers a profound probe into the effects of new physics beyond the Standard Model. In this paper, $B_s^0-B_s^0 bar$ and $B_d^0-B_d^0 bar$ mass differences are considered taking the effect of both Z-and Z' -mediated…

High Energy Physics - Phenomenology · Physics 2015-06-03 S. Sahoo , C. K. Das , L. Maharana

After an introduction to the Standard-Model description of CP violation and a brief look at the present status of this phenomenon in the kaon system, a classification of non-leptonic B-decays is given and the formalism of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Robert Fleischer

The BaBar and Belle collaborations have recently found evidence for mixing within the D meson system. We present some of the mixing search techniques used by BaBar and their status as of the beginning of the summer 2007. These have…

High Energy Physics - Experiment · Physics 2010-01-06 A. Seiden

Mixing in the D0 system may provide a sensitive probe for new physics beyond the Standard Model (SM) but has so far eluded experimental observation. The SM predictions are typically small (< 10^{-3}) for the mixing parameters x, y which, in…

High Energy Physics - Experiment · Physics 2009-11-10 Monika Grothe

I discuss how the novel experimental data on D0 - D0bar mixing can be combined to provide information on the fundamental theoretical quantities describing the mixing itself. I then discuss the theoretical impact of the new data, focusing in…

High Energy Physics - Phenomenology · Physics 2008-11-26 Diego Guadagnoli

We describe a measurement of B^0-B^0bar mixing parameters exploiting a method of partial reconstruction of the decay chains B0 -> D^{*-}\pi^+ and B0 -> D^{*-}\rho^+. Using 9.6 x 10^6 BBbar pairs collected at the Cornell Electron Storage…

High Energy Physics - Experiment · Physics 2010-04-08 B. H. Behrens , CLEO Collaboration

I present numerical updates of the Standard-Model predictions for the mass and width differences and the CP asymmetries in flavor-specific decays in Bs-Bs-bar and Bd-Bd-bar mixing. Then I discuss the current status of new physics in these…

High Energy Physics - Phenomenology · Physics 2012-12-27 Ulrich Nierste

These lectures review some of the progress made in the quantitative understanding of B decays. The emphasis here is on applications of QCD using perturbative and non-perturbative techniques. In some cases, however, phenomenological models…

High Energy Physics - Phenomenology · Physics 2011-04-15 A. Ali

We review the current status of B-mixing observables and point out the crucial importance of a control of the hadronic uncertainties for ruling out or confirming hints of BSM physics. In addition we introduce a rating system for theory…

High Energy Physics - Phenomenology · Physics 2018-09-26 Alexander Lenz

The identification of the flavor of a neutral $B$ meson can make use of hadrons produced nearby in phase space. Examples include the decay of ``$B^{**}$'' resonances or the production of hadrons as a result of the fragmentation process.…

High Energy Physics - Phenomenology · Physics 2010-11-01 Michael Gronau , Jonathan L. Rosner

Recent results on CP parameters of the B systems obtained by the CDF and D0 collaborations using the data samples collected at the Tevatron Collider in the period 2002 - 2007 were presented at the QCD 2008 conference (Montpellier, France).…

High Energy Physics - Experiment · Physics 2019-08-14 Sergey Burdin

Many topics are discussed in b physics including lifetimes, decay mechanisms, determinations of the CKM matrix elements |V_{cb}| and |V_{ub}|, facilities for b quark studies, neutral $B$ meson mixing, rare b decays, hadronic decays and CP…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sheldon Stone

Recent developments for mixing and CP violation in the D0 and Bs systems are reviewed, including (i) the recently emerging evidence for D0-D0bar mixing and the interpretations of the measurements; (ii) the theoretical status of the…

High Energy Physics - Phenomenology · Physics 2011-03-23 Zoltan Ligeti

The investigation of mixing phenomena and lifetime in neutral B meson systems provides an important testing ground for standard model flavour dynamics. Spectroscopic parameters has been used to calculate the pseudoscalar decay constant and…

High Energy Physics - Phenomenology · Physics 2008-11-25 Bhavin Patel , Ajay Kumar Rai , P. C. Vinodkumar

Recently, the CDF and D{\O} collaborations have claimed that the CP violating phase in $B_s^0-\bar{B}_s^0$ mixing is large, which is contrary to the expectations in the Standard Model. Such a large phase suggests New Physics contributions…

High Energy Physics - Phenomenology · Physics 2011-01-05 Ru-Min Wang , Yuan-Guo Xu , Mo-Lin Liu , Bing-Zhong Li

These proceedings provide a brief overview of the status of $B$ meson physics, putting particular emphasis on precision tests of the Standard Model with meson mixing data, and on the anomalies in charged- and neutral-current semileptonic…

High Energy Physics - Phenomenology · Physics 2024-03-20 Monika Blanke

We review recent B physics results from the CDF and Dzero experiments in p-pbar collisions at sqrt(s) = 1.96 TeV. Using a data sample of 1.4-6.0 fb-1 collected by the CDF II detector we present searches for New Physics in Bs sector and some…

High Energy Physics - Experiment · Physics 2011-07-21 Satyajit Behari

Recently, the B factory experiments BABAR and Belle as well as the CDF collaboration found evidence for mixing in the D meson system. The current status (beginning of summer 2008) of the experimental results of D mixing is summarized.

High Energy Physics - Experiment · Physics 2019-08-13 Joerg Marks

Weak decays and mixing of B-hadrons play a special role in our understanding of the physics of the Standard Model and beyond. The measured amplitudes, however, result from a complicated interplay of weak and strong interaction effects.…

High Energy Physics - Phenomenology · Physics 2016-09-06 G. Martinelli

In this review, the $X^{0}-\bar{X}^{0}$\ mixing ($% X^{0}=B^{0},B_{s}^{0},K^{0}$) and its implication for CP\ violation in the standard model are discussed. Both direct and mixing induced CP\ violation for $K^{0}(\bar{K}^{0})$,…

High Energy Physics - Phenomenology · Physics 2015-03-19 Fayyazuddin