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We introduce a novel technique designed to look for signatures of new physics in vector boson fusion processes at the TeV scale. This functions by measuring the polarization of the vector bosons to determine the relative longitudinal to…

High Energy Physics - Phenomenology · Physics 2014-11-20 Tao Han , David Krohn , Lian-Tao Wang , Wenhan Zhu

In models of dynamical electroweak symmetry breaking which sensitively involve the third generation, such as top quark condensation, the effects of the new dynamics can show up experimentally in Z->b\bar{b}. We compare the sensitivity of…

High Energy Physics - Phenomenology · Physics 2011-07-18 Christopher T. Hill , Xinmin Zhang

Rare decays provide a complementary window to direct collider searches as probes of physics beyond the Standard Model. We present an overview of the New Physics sensitivity provided by existing and future measurements of rare leptonic and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Thomas G. Rizzo

We investigate the power of low-energy, high-luminosity electron--positron colliders to probe hidden sectors with a mass below ~10 GeV that couple to Standard Model particles through a light mediator. Such sectors provide well-motivated…

High Energy Physics - Phenomenology · Physics 2015-02-24 Rouven Essig , Jeremy Mardon , Michele Papucci , Tomer Volansky , Yi-Ming Zhong

Data collected in Run II of the Fermilab Tevatron are searched for indications of new electroweak-scale physics. Rather than focusing on particular new physics scenarios, CDF data are analyzed for discrepancies with the standard model…

High Energy Physics - Experiment · Physics 2010-05-12 CDF Collaboration , T. Aaltonen

Precision probes of new physics are often interpreted through their indirect sensitivity to short-distance scales. In this proceedings contribution, we focus on the question of which precision observables, at current sensitivity levels,…

High Energy Physics - Phenomenology · Physics 2017-08-23 Matthias Le Dall

I review the status of global fits to the CKM matrix within the framework of the Standard Model and also allowing for New Physics contributions in B-Bbar mixing. The driving force is coming from the large data sets collected by the…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. Lacker

The next-generation experiments on Heavy Flavour Physics must be performed at the hadron colliders to exploit the superior production cross-section and availability of all the species of b and c flavored hadrons. The particularly hostile…

High Energy Physics - Phenomenology · Physics 2019-08-14 Luigi Moroni

Dark matter with mass below about a GeV is essentially unobservable in conventional direct detection experiments. However, newly proposed technology will allow the detection of single electron events in semiconductor materials with…

High Energy Physics - Phenomenology · Physics 2012-11-13 Peter W. Graham , David E. Kaplan , Surjeet Rajendran , Matthew T. Walters

Various nonleptonic decay channels mediated by the quark-level subprocess $b\to s\bar{s} s$ show hints of deviation from the Standard Model expectations. We analyse the double-vector decay $B\to\phi K^\ast$ with different generic new…

High Energy Physics - Phenomenology · Physics 2009-11-11 Soumitra Nandi , Anirban Kundu

We conduct a systematic study of the impact of new physics in quark-level $b \to c \bar{c} s$ transitions on $B$-physics, in particular rare $B$-decays and $B$-meson lifetime observables. We find viable scenarios where a sizable effect in…

High Energy Physics - Phenomenology · Physics 2018-08-07 Sebastian Jäger , Matthew Kirk , Alexander Lenz , Kirsten Leslie

The search for physics beyond the Standard Model motivates new high-energy accelerators, which will require high luminosities in order to produce interesting new heavy particles. Using the Higgs boson and supersymmetry as examples, we…

High Energy Physics - Experiment · Physics 2007-05-23 John Ellis

Radiative and leptonic decays of B-mesons represent an excellent laboratory for the search for New Physics. I present here recent results on radiative and leptonic decays from the Belle and BABAR collaborations.

High Energy Physics - Experiment · Physics 2019-08-14 John Walsh

The observation of anomalies in the charged current $b\rightarrow c\bar{\ell}\nu_{\ell}$ transitions hints the possibility of the existence of new physics beyond the standard model. Inspired by the work done in the beauty quark sector, we…

High Energy Physics - Phenomenology · Physics 2022-07-12 Karthik Jain , Barilang Mawlong

If scale invariance is exact, unparticles are unlikely to be probed in colliders since there are stringent constraints from astrophysics and cosmology. However these constraints are inapplicable if scale invariance is broken at a scale mu…

High Energy Physics - Phenomenology · Physics 2008-11-26 Vernon Barger , Yu Gao , Wai-Yee Keung , Danny Marfatia , V. Nefer Senoguz

The study of b-hadrons made possible a great number of benchmark results in flavour physics. In recent years a lot of effort in understanding their dynamics has been done. These studies can represent a possible avenue for the discovery of…

High Energy Physics - Experiment · Physics 2012-09-04 F. Ruffini

We summarize recent results by the BABAR and Belle Collaborations on the search for CP violation and new physics beyond the Standard Model in several rare B meson decays. The measurements exploit the final BABAR and Belle Upsilon(4S)…

High Energy Physics - Experiment · Physics 2019-08-14 G. Marchiori

We investigate the possibility for cosmic ray experiments to discover non-thermal small black holes with masses in the TeV range. Such black holes would result due to the impact between ultra high energy cosmic rays or neutrinos with nuclei…

High Energy Physics - Phenomenology · Physics 2015-06-04 Xavier Calmet , Lauretiu Ioan Caramete , Octavian Micu

If new physics manifests itself in the existence of very weakly coupled particles of MeV-GeV mass-scale, fixed-target experiments can be an excellent instrument to discover it. In these proceedings, we review especially the sensitivity of…

High Energy Physics - Experiment · Physics 2018-08-06 Babette Döbrich

Rare heavy flavor decays provide stringent tests of the Standard Model of particle physics and allow to test for possible new Physics scenarios. The LHCb experiment at CERN is the ideal place for these searches as it has recorded the worlds…

High Energy Physics - Experiment · Physics 2015-06-11 Johannes Albrecht