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Related papers: B Physics at D0

200 papers

Recent BaBar measurements on lifetime and mixing of B mesons are reported. Various techniques are used, ranging from the full reconstruction of hadronic B decays, to partial reconstruction techniques, and to a totally inclusive approach…

High Energy Physics - Experiment · Physics 2016-11-23 C. Bozzi

The task of identifying B meson flavor at the primary interaction point in the LHCb detector is crucial for measurements of mixing and time-dependent CP violation. Flavour tagging is usually done with a small number of expert systems that…

High Energy Physics - Experiment · Physics 2024-04-25 Claire Prouve , Niklas Nolte , Christoph Hasse

Three CLEO-c results related to flavour-physics are presented: the determination of the strong-phase difference between D0->K+pi- and D0->K-pi+, delta, the measurement of the coherence parameter and average strong-phase difference between…

High Energy Physics - Experiment · Physics 2008-11-07 CLEO Collaboration , Jim Libby

We report the measurements of various hadronic $B$ decays at the Belle II experiment using a $362 fb^{-1}$ sample of electron-positron collisions collected at the $\Upsilon(4S)$ resonance. All results agree with the previous determination,…

High Energy Physics - Experiment · Physics 2023-05-23 Sagar Hazra

The new observation of X(1835)is reported using 58 million $\jpsi$ events collected at BES II detector. We also present the measurements of J/\Psi and eta_c decays, of them some are the first measurements and some improve the precision in…

High Energy Physics - Experiment · Physics 2009-11-11 Shuangshi Fang

Using 58 million $J/\psi$ and 14 million $\psi(2S)$ events collected by the BESII detector at the BEPC, branching fractions or upper limits for the decays $J/\psi$ and $\psi(2S) \to \Lambda \bar{\Lambda} \pi^0$ and $\Lambda \bar{\Lambda}…

High Energy Physics - Experiment · Physics 2007-12-19 Frederick A. Harris

The interplay of experiment and theory is explored in the context of current data on b and c decay. Measurements of |Vcb| and |Vub| are extracted from existing data. Conservative estimates give |Vcb|=(42.4 +/- 1.2{exp} +/- 2.3{thy})x10^{-3}…

High Energy Physics - Phenomenology · Physics 2009-09-29 Sheldon Stone

We discuss the physics case of a high luminosity B-Factory running at the Y(5S) resonance. We show that the coherence of the B meson pairs is preserved at this resonance, and that Bs can be well distinguished from Bd and charged B mesons.…

High Energy Physics - Phenomenology · Physics 2010-10-29 E. Baracchini , M. Bona , M. Ciuchini , F. Ferroni , M. Pierini , G. Piredda , F. Renga , L. Silvestrini , A. Stocchi

This paper summarises a few selected topics discussed during Working Group 5 of the Deep Inelastic Scattering 2017 conference, Physics with Heavy Flavours, related to the study of charm, bottom, and top quark physics. While the programme of…

High Energy Physics - Experiment · Physics 2017-10-12 Andrea Giammanco , Rhorry Gauld , Alex Pearce

The experimental values of the lepton-flavour-universality tests ${\cal R}(D)$ and ${\cal R}(D^*)$ show a tension of about $3.1\sigma$ with their Standard Model prediction. Motivated by this tension, we perform a fit of the $b\to c\tau\nu$…

High Energy Physics - Phenomenology · Physics 2019-07-10 Marta Moscati

While B0 and B+ mesons are well studied, mainly by the B factories, less is known about Bs mesons. Specifically large new physics effects may still be present in the Bs system. This unexplored region is studied by the CDF, D0, and Belle…

High Energy Physics - Experiment · Physics 2019-08-15 Thomas Kuhr

The KLOE experiment at the DA$\Phi$NE $\phi$-factory performed precise studies of charged and neutral kaon physics, low energy QCD, as well as tests of CP and CPT invariance. For the new run the KLOE has been upgraded by adding new tagger…

High Energy Physics - Experiment · Physics 2019-08-14 M. Silarski

This chapter of the report of the ``Flavour in the era of the LHC'' Workshop discusses the theoretical, phenomenological and experimental issues related to flavour phenomena in the charged lepton sector and in flavour-conserving…

The Full Event Interpretation is presented: a new exclusive tagging algorithm used by the high-energy physics experiment Belle II. The experimental setup of Belle II allows the precise measurement of otherwise inaccessible $B$ meson…

This article discusses the physics programme of the TOTEM experiment at the LHC. A new special beam optics with beta* = 90 m, enabling the measurements of the total cross-section, elastic pp scattering and diffractive phenomena already at…

High Energy Physics - Experiment · Physics 2019-08-14 K. Eggert , V. Avati , M. Deile

The Collider Detector at Fermilab (CDF) experiment performed the first measurement of the time-evolution of flavor-tagged B0s->J/psiphi decays, which probes mixing-induced CP-violation in the B0s sector. Any sizable deviation from zero of…

High Energy Physics - Experiment · Physics 2019-08-13 Diego Tonelli

We report new preliminary B Physics results obtained with 300,000 hadronic Z0 decays collected by the SLD experiment at the SLC between 1993 and 1997. Three analyses are presented: a measurement of B+ and B0 lifetimes, a study of the time…

High Energy Physics - Experiment · Physics 2007-05-23 Stephane Willocq

The Belle II experiment has just started, searching for physics beyond the Standard Model in $B$, charm and $\tau$ decays using data with the integrated luminosity goal of $50 ~\mathrm{ab}^{-1}$. Before the physics run with full detector…

Instrumentation and Detectors · Physics 2018-06-26 SeokHee Park , Youngjoon Kwon , Mikihiko Nakao , Uehara Sadaharu , Tomoyuki Konno

The CDF and D0 experiments have produced a wealth of heavy flavour physics results since the beginning of Run II of the Fermilab Tevatron. We review recent measurements of B hadron states including excited B states (B^{**}, B_s^{**}) and…

High Energy Physics - Experiment · Physics 2009-06-05 Manfred Paulini

The CDF detector at Fermilab has accumulated more that 3/fb of data which enables unprecedented studies of heavy flavor hadron properties. We present recent CDF measurements of mass and lifetime of the Bc meson as well as lifetime, mixing…

High Energy Physics - Experiment · Physics 2019-08-13 Gavril Giurgiu
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