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A review of the experimental status of purely leptonic ${B^0_{[s]}\to\ell^+\ell^-}$ decays is given and the new analysis of ${B^0_{[s]}\to\mu^+\mu^-}$ observables with the LHCb experiment is presented. The new results are the most precise…

高能物理 - 实验 · 物理学 2021-05-17 Titus Mombächer

In this decade, there are huge efforts to explore B-meson decays, which offer interesting probes to test the quark-flavour structure of the Standard Model and to search for signals of new physics. Exciting new perspectives for these studies…

高能物理 - 唯象学 · 物理学 2008-01-25 Robert Fleischer

Several new physics scenarios, motivated e.g. by dark matter, feature new electroweakly charged states where the lightest particle in the multiplet is stable and neutral. In such cases direct searches at LHC are notoriously difficult, while…

高能物理 - 唯象学 · 物理学 2019-01-30 Luca Di Luzio , Ramona Gröber , Giuliano Panico

Thanks to the large cross-section for the production of strange and charm mesons at the Large Hadron Collider, LHCb has recently performed several new explorations of rare transitions that are highly suppressed or forbidden by the Standard…

高能物理 - 实验 · 物理学 2024-04-01 Paras Naik

The startup of the LHC opens many new frontiers in precision flavour physics, in particular expanding the field of precision time-dependent CP violation measurements to the $B^0_s$ system. This contribution reviews the status of…

高能物理 - 实验 · 物理学 2019-08-13 Vladimir Vava Gligorov

Rare decays of beauty and charm hadrons offer a rich playground to make precise tests of the Standard Model and look for New Physics at the level of quantum corrections. A review of recent LHCb results will be presented.

高能物理 - 实验 · 物理学 2014-10-10 Luca Pescatore

Precision measurements in weak decays of heavy flavored hadrons can test in unique ways our understanding of the fundamental interactions and of the observed baryon asymmetry in the Universe. The high sensitivity of such decays to…

高能物理 - 实验 · 物理学 2022-09-19 Angelo Di Canto , Stefan Meinel

We report on the latest direct searches for light exotics at LHCb, conducted during Run I of LHC. This proceedings are divided into two sections, the first part will cover the search for the lepton number violating decay ${B}\rightarrow…

高能物理 - 实验 · 物理学 2017-03-07 Federico Redi

\lhcb is one of the four major experiments at the Large Hadron Collider (\lhc) at CERN. It is custom built to look for CP violation and New Physics in rare decays of heavy flavour hadrons, like the B and D systems. Rare decays that occur…

高能物理 - 实验 · 物理学 2015-03-18 Fatima Soomro

One of the most interesting puzzles in particle physics today is that new physics is expected at the TeV energy scale to solve the hierarchy problem, and stabilise the Higgs mass, but so far no unambiguous signal of new physics has been…

高能物理 - 唯象学 · 物理学 2017-01-04 Thomas Blake , Gaia Lanfranchi , David M. Straub

Recently LHCb experimental group find an exotic state $T^+_{cc}$ from the process $p\bar{p} \to D^0D^0\pi^+ + X$. A key question is if it is just a molecule or may have confined tetraquark ingredient. To investigate this, different methods…

高能物理 - 唯象学 · 物理学 2024-03-04 Chang Chen , Ce Meng , Zhiguang Xiao , Han-Qing Zheng

The LHCb experiment is running at the Large Hadron Collider to study CP violation and rare decays in the beauty and charm sectors. The physics potential is given for five key observables sensitive to new physics in nominal conditions. The…

高能物理 - 实验 · 物理学 2019-08-13 R. Le Gac

The discovery of hadronic states beyond the conventional two-quark meson and three-quark baryon picture in the last two decades is one of the most amazing accomplishments in fundamental physics research. We review the experimental progress…

高能物理 - 实验 · 物理学 2023-08-08 Chang-Zheng Yuan

Precision measurements of electroweak observables provide stringent tests of the Standard Model structure and an accurate determination of its parameters. A brief overview of the present experimental status is presented. A more extensive…

高能物理 - 唯象学 · 物理学 2007-05-23 A. Pich

Recent measurements have revealed a number of intriguing deviations from the Standard Model predictions in $B$ meson decays, in particular in observables testing lepton flavour universality. We review their experimental status and…

高能物理 - 唯象学 · 物理学 2017-07-13 Monika Blanke

The LHCb experiment is shown to be ideal for studies of exclusive final states from central diffractive reactions. The gluon-rich environment of the central system allows detailed QCD studies and searches for exotic meson states, such as…

加速器物理 · 物理学 2015-05-13 Jerry W. Lamsa , Risto Orava

We present an overview of what we learned so far from low-energy flavour observables, concerning physics beyond the Standard Model, and what we could still learn from further studies in flavour physics in the next few years.

高能物理 - 唯象学 · 物理学 2008-01-22 Gino Isidori

We study the intersection of flavour and collider physics for Two-Higgs-Doublet models of Type I and II. Drawing from the flavour precision-LHC exotics search complementarity, we also provide a projection of the future sensitivity that can…

高能物理 - 唯象学 · 物理学 2022-12-14 Oliver Atkinson , Matthew Black , Christoph Englert , Alexander Lenz , Aleksey Rusov , James Wynne

An overview of the indirect constraints from flavour physics on supersymmetric models is presented. We study in particular constraints from Bs -> mu+mu- and B -> K* mu+mu-, emphasising on the new LHCb results. We show that these rare…

高能物理 - 唯象学 · 物理学 2012-05-24 F. Mahmoudi

I review the status of theoretical calculations relevant for electroweak physics at the Tevatron and LHC and discuss future directions. I also give a brief overview of current electroweak data and discuss future expectations.

高能物理 - 唯象学 · 物理学 2007-05-23 U. Baur