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Related papers: Recent Anomalies in B Physics

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A number of observables related to the $b \to s \ell^+ \ell^-$ transition show deviations from their standard model predictions. A global fit to the current $b\rightarrow s\ell^+\ell^-$ data suggests several new physics solutions.…

High Energy Physics - Phenomenology · Physics 2022-03-22 Ashutosh Kumar Alok , Suman Kumbhakar , S. Uma Sankar

We analyze LEP and SLC data from the 1995 Summer Conferences as well as from low energy neutral current experiments for signals of new physics. The reasons for doing this are twofold, first to explain the deviations from the standard model…

High Energy Physics - Phenomenology · Physics 2011-01-25 P. Bamert

Recently, the LHC has found several anomalies in exclusive semileptonic b --> s l^+ l^- decays. In this proceeding, we summarize the most important results of our global analysis of the relevant decay modes. After a discussion of the…

High Energy Physics - Phenomenology · Physics 2016-05-20 Sébastien Descotes-Genon , Lars Hofer , Joaquim Matias , Javier Virto

I present a brief overview of some exciting possibilities for physics Beyond the Standard Model. I include short discussions of neutrino physics, the strong CP problem and axions, GUTs, large and warped extra dimensions, Little Higgs models…

High Energy Physics - Phenomenology · Physics 2010-01-15 Howard Baer

We review and update the effects of physics beyond the standard model on CP asymmetries in B decays. These asymmetries can be significantly altered if there are important new-physics contributions to \bqbqbar mixing. This same new physics…

High Energy Physics - Phenomenology · Physics 2014-11-17 M. Gronau , D. London

Rare radiative, leptonic and semileptonic B meson decays are valuable probes of physics beyond the Standard Model. This talk reviews the sensitivity to new physics of observables related to two rare B decays to be measured in the near…

High Energy Physics - Phenomenology · Physics 2015-03-19 David M. Straub

After discussing alternative scenarios for the origins of the electroweak symmetry breaking, I briefly review the experimental status of the Standard Model. I explore further both the hints for, and constraints on, supposing that that a…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. D. Peccei

Neutrinos, being elusive subatomic particles having only weak interactions, provide an ideal platform to look for physics beyond the Standard Model. In the present era of neutrino physics, various experiments are focusing towards the…

High Energy Physics - Phenomenology · Physics 2025-03-18 Rukmani Mohanta

As is well known, $B^0_{d,s}$--$\bar B^0_{d,s}$ mixing offers a profound probe into the effects of physics beyond the Standard Model. The data obtained at the $e^+e^-$ $B$ factories have already provided valuable insights into the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Patricia Ball , Robert Fleischer

A range of flavour physics observables show tensions with their corresponding Standard Model expectations: measurements of leptonic flavour-changing neutral current processes and ratios of semi-leptonic branching fractions involving…

High Energy Physics - Phenomenology · Physics 2018-03-28 Johannes Albrecht , Florian Bernlochner , Matthew Kenzie , Stefanie Reichert , David Straub , Alison Tully

Extensions of the Standard Model (SM) of Particle Physics can be probed either through precision measurements of SM observables or via direct searches for processes beyond the SM (BSM). This proceeding focuses on precision measurements in…

High Energy Physics - Experiment · Physics 2026-05-12 Felicia Volle

The present B -> pi K data is studied in the context of the standard model (SM) and with new physics (NP). We confirm that the SM has difficulties explaining the B -> pi K measurements. By adopting an effective-lagrangian parametrization of…

High Energy Physics - Phenomenology · Physics 2009-11-10 Seungwon Baek , Philippe Hamel , David London , Alakabha Datta , Denis A. Suprun

A variety of models of physics beyond the standard model predict new particles that decay to leptons, jets, or both together. These models include axigluons, colorons, diquarks, excited quarks, heavy long-lived charged particles,…

High Energy Physics - Experiment · Physics 2019-08-13 Carl Vuosalo

The $B$-physics experiments at LHCb, BaBar and Belle hint towards deviations from Lepton Flavor Universality in both the tree-level and loop-induced $B$ meson semileptonic decays. We propose a leptoquark model with light right-handed…

High Energy Physics - Phenomenology · Physics 2017-05-23 Olcyr Sumensari

While the LHC has not directly observed any new particle so far, experimental results from LHCb, BELLE and BABAR point towards the violation of lepton flavour universality in $b\to s\ell^{+}\ell^{-}$ and $b\to c\ell\nu$. In this context,…

High Energy Physics - Phenomenology · Physics 2018-06-13 Dario Müller

We discuss the physics case for direct searches at the LHC motivated by the $B$-physics anomalies. After correlating semi-tauonic $B$ decays to di-tau production at the LHC, and discussing the possible models solving the $B$-anomalies, we…

High Energy Physics - Phenomenology · Physics 2018-11-20 Darius A. Faroughy

The recent measurements of $R_{K^+}$, $R_{K_S^0}$, $R_{K^{*+}}$, $B_s\to\mu^+\mu^-$, a set of CP-averaged angular observables for the $B^0\to K^{*0}\mu^+\mu^-$ decay, and its isospin partner $B^+\to K^{*+}\mu^+\mu^-$ by the LHCb…

High Energy Physics - Phenomenology · Physics 2022-06-08 Shuang-Yi Li , Rui-Xiang Shi , Li-Sheng Geng

The solar and atmospheric neutrino anomalies constitute the only solid and most remarkable evidence for physics beyond the Standard Model, indicating that the lepton mixing matrix is fundamentally distinct from that describing the quarks.…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Hirsch , W. Porod , J. Romao , J. W. F. Valle

A model-independent global search for new physics has been performed at the CDF experiment. This search examines nearly 400 final states, looking for discrepancies between the observed data and the standard model expectation in populations,…

High Energy Physics - Experiment · Physics 2019-08-14 Aron L. Soha

We analyse present constraints on the SM parameter space and derive, in a model independent way, various bounds on New Physics contributions to $B_d^0$--$\bar B_d^0$ and $B_s^0$--$\bar B_s^0$ mixings. Our analyses include information on a…

High Energy Physics - Phenomenology · Physics 2008-11-26 F. J. Botella , G. C. Branco , M. Nebot