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After briefly reviewing the status of the $B$-physics anomalies, describing the challenges of building a scenario of physics beyond the Standard Model that can accommodate the observed departures from lepton flavor universality, I discuss a…

High Energy Physics - Phenomenology · Physics 2018-06-20 Damir Becirevic

A study of the top quark interactions via flavour-changing neutral current (FCNC) processes provides an intriguing connection between the heaviest elementary particle of the standard model (SM) of particle physics and the new scalar bosons…

High Energy Physics - Experiment · Physics 2022-11-23 Nuno Castro , Kirill Skovpen

The nontrivial boundary conditions for the Topcolor breaking are investigated in the context of the TeV-scale extra dimension scenario. We present a six dimensional model where the top and bottom quarks in the bulk have the Topcolor charge…

High Energy Physics - Phenomenology · Physics 2007-05-23 Michio Hashimoto

We discuss several new developments in the field of strange and heavy flavor physics in high energy heavy ion collisions. As shown by many recent theoretical works, heavy flavored particles give us a unique opportunity to study the…

In these proceedings we explore the possibility of new physics manifesting itself in rare top quark decays. In particular, we adopt an effective theory description of FCNC t -> q V top quark decays and possible deviations from the SM form…

High Energy Physics - Phenomenology · Physics 2012-12-03 Jure Drobnak

The subject of heavy flavour decays as probes for physics beyond the TeV scale is covered from the experimental perspective. Emphasis is placed on the more traditional Beyond the Standard Model topics that have potential for impact in the…

High Energy Physics - Experiment · Physics 2007-10-30 George W. S. Hou

The top quark has been discovered at FERMILAB last year. The following features of top quark physics will be discussed in this article: the top quark in the standard model production and decay of the top quark in proton collisions (direct…

High Energy Physics - Phenomenology · Physics 2007-05-23 Bodo Lampe

This note discusses the matter of probing Beyond the Standard Model physics and how, to succeed in this quest, the interpretations of the Standard Model regarding observed phenomena must be utilized with caution. We give several specific…

High Energy Physics - Phenomenology · Physics 2024-05-15 Mario W. Barela , V. Pleitez

Measurements of single top and rare top quark production may be sensitive to theories of physics beyond the standard model (SM), including those in which the energy scale of new physics is beyond the energies directly accessible at the…

High Energy Physics - Experiment · Physics 2022-06-06 Samuel May

In these proceedings I present a personal perspective of the challenges for new physics (NP) searches in the flavour sector. Since the CKM mechanism of flavour violation has been established to a very high precision, we know that physics…

High Energy Physics - Phenomenology · Physics 2014-09-12 Andreas Crivellin

Twelve years after the discovery of the Top quark, the CDF detector has collected large samples of tt-bar events with integrated luminosities up to 1-1.7 fb^-1, where we are able to probe our knowledge of the Standard Model Top quark. This…

High Energy Physics - Experiment · Physics 2007-09-17 Susana Cabrera

The ATLAS potential for the study of the top quark properties and physics beyond the Standard Model in the top quark sector, is described. The measurements of the top quark charge, the spin and spin correlations, the Standard Model decay…

High Energy Physics - Experiment · Physics 2019-08-13 Dilip Jana

We present a class of composite Higgs models in which the particle that regulates the top quark contribution to the Higgs potential is also a weakly-interacting dark matter candidate. This color-neutral "dark top" is related to the standard…

High Energy Physics - Phenomenology · Physics 2009-05-08 David Poland , Jesse Thaler

The physics underlying quark and lepton masses and mixings (the "flavor problem") is the least well understood aspect of the Standard Model. Some questions of flavor physics, and ways in which the LHC can help shed light on this problem,…

High Energy Physics - Phenomenology · Physics 2014-11-20 Jonathan L. Rosner

Beyond Standard Model physics frequently connects flavor symmetry with a discrete group. If the discrete symmetry arises spontaneously from a gauge theory, one can maintain compatibility with quantum gravity and avoid anomalies. We provide…

High Energy Physics - Phenomenology · Physics 2018-12-18 Bradley L. Rachlin , Thomas W. Kephart

I present a brief summary of the main results on flavour physics beyond the Standard Model that have been obtained in 2008 by my collaborators and myself at the TUM. In particular I list main messages coming from our analyses of flavour and…

High Energy Physics - Phenomenology · Physics 2010-11-11 Andrzej J. Buras

We describe a model of quarks which identifies the large global symmetries of little Higgs models with the global flavor symmetries that arise in a deconstruction of the extra-dimensional 'topological insulator' model of flavor. The…

High Energy Physics - Phenomenology · Physics 2013-08-09 Sichun Sun , David B. Kaplan , Ann E. Nelson

Highlights of measurements of the properties of the top quark at the LHC are presented. The measurements probe a range of the properties of the top quark, including the structure of the $Wtb$ vertex, the top-Z coupling and the top-quark…

High Energy Physics - Experiment · Physics 2017-05-26 Mark Owen

New family dependent fermionic interactions have been conjectured in several extensions of the Standard Model that range from Supersymmetry to composite theory up to flavor interactions. Strong constraints on these theoretical scenarios can…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. L. Diaz-Cruz , C. E. Pagliarone

We go beyond the Standard Model guided by presymmetry, the discrete electroweak quark-lepton symmetry hidden by topological effects which explain quark fractional charges as in condensed matter physics. We show that partners of the…

High Energy Physics - Phenomenology · Physics 2010-01-19 Ernesto A. Matute