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We give a brief review of recent developments in non-supersymmetric models for electroweak symmetry breaking, including little Higgs, composite Higgs and Higgsless theories. The new ideas such as extra dimensions, AdS/CFT correspondence,…

High Energy Physics - Phenomenology · Physics 2007-10-19 Hsin-Chia Cheng

We consider the Higgs boson decay processes and its production including all Run I results, through a parametrisation tailored for testing models of new physics beyond the Standard Model, and complementary to the one used by the LHC working…

High Energy Physics - Phenomenology · Physics 2015-04-30 Jean-Baptiste Flament

We consider a diffeomorphism invariant theory of a gauge field valued in a Lie algebra that breaks spontaneously to the direct sum of the spacetime Lorentz algebra, a Yang-Mills algebra, and their complement. Beginning with a fully gauge…

General Relativity and Quantum Cosmology · Physics 2015-03-17 A. Garrett Lisi , Lee Smolin , Simone Speziale

The possible actions of symmetry groups on generalized Higgs fields coupled to an Einstein-Yang-Mills field are studied with differential geometrical techniques involving principal and associated bundles. A classification of conjugacy…

General Relativity and Quantum Cosmology · Physics 2008-11-26 H. P. Kunzle , Todd A. Oliynyk

Our knowledge of the high-energy universe is undergoing a period of rapid change as new astronomical detectors of high-energy radiation start to operate at their design sensitivities. Now is a boomtime for high-energy astrophysics, with new…

Astrophysics · Physics 2008-11-26 Charles D. Dermer

We establish some new results about the $\Gamma$-limit, with respect to the $L^1$-topology, of two different (but related) phase-field approximations of the so-called Euler's Elastica Bending Energy for curves in the plane.

Analysis of PDEs · Mathematics 2010-09-30 Luca Mugnai

It is shown that the Einstein gravity + Higgs scalar field have cosmological regular solutions with deceleration/acceleration phases and with bouncing off from a singularity. The behavior of the solution near to a flex point is in detail…

General Relativity and Quantum Cosmology · Physics 2009-07-31 V. Dzhunushaliev , K. Myrzakulov , R. Myrzakulov

Since the discovery of the Higgs boson in 2012 by the ATLAS and CMS Collaborations a lot of progress has been made in verifying the nature of this new bosonic particle. Still, questions remain as to whether this new particle is the standard…

High Energy Physics - Experiment · Physics 2024-06-11 Torben Lange

The present knowledge on the Higgs-like boson discovered at the LHC is summarized. The data accumulated so far are consistent with the Standard Model predictions and put interesting constraints on alternative scenarios of electroweak…

High Energy Physics - Phenomenology · Physics 2015-06-16 Antonio Pich

The contributions to the Spin Physics WG are summarized. Several new experimental results and plans for new measurements have been reported. An improved theoretical understanding of the most recent hot topics in spin physics has been…

High Energy Physics - Phenomenology · Physics 2015-06-25 Nicola Bianchi , Rainer Jakob

We report the results of the global electroweak fit, with emphasis on the most recent results which served as input of the fit. The output of the fit sets also limits on the Standard Model Higgs mass.

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Villa

The physics at an e+e- linear collider with a center of mass energy of 3-5 TeV is reviewed. The following topics are covered: experimental environment, Higgs physics, supersymmetry, fermion pair-production, WW scattering, extra dimensions,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Timothy L. Barklow , Albert De Roeck

The radiative Higgs decays h -> gamma l+l- with l=e,mu and tau are analyzed in the standard model using m_h=125 GeV. Both tree and one-loop diagrams for the processes are evaluated. In addition to their decay rates and dilepton invariant…

High Energy Physics - Phenomenology · Physics 2015-06-15 Yi Sun , Hao-Ran Chang , Dao-Neng Gao

Since the discovery of the Higgs boson in 2012, substantial advancements have been achieved in exploring its characteristics. The utilization of extensive data sets has facilitated recent results, enabling not only the determination of the…

High Energy Physics - Experiment · Physics 2024-01-17 Walaa Elmetenawee

One-loop production of a Higgs boson in electro-photon collisions at future accelerators is studied via the process (e gamma -> e H), for intermediate Higgs masses. Exact cross sections, including the possibility of longitudinally polarized…

High Energy Physics - Phenomenology · Physics 2014-11-17 E. Gabrielli , V. A. Ilyin , B. Mele

The recent discovery at the LHC by the CMS and ATLAS collaborations of the Higgs boson presents, at long last, direct probes of the mechanism for electroweak symmetry breaking. While it is clear from the observations that the new particle…

High Energy Physics - Phenomenology · Physics 2015-06-05 Matthew R. Buckley , Dan Hooper

After an introduction to the Higgs sector of supersymmetric extensions of the Standard Model, recent results on radiative corrections to Higgs boson masses and couplings are reviewed. The phenomenology of supersymmetric Higgs searches at…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Zwirner

Old and new calculations of the Higgs mass quadratic divergence are compared.

High Energy Physics - Phenomenology · Physics 2013-11-20 D. R. T. Jones

I discuss and connect a number of topics in small-x physics at HERA and at LHC, pointing out recent progress and open questions in theory and phenomenology.

High Energy Physics - Phenomenology · Physics 2008-08-08 Markus Diehl

This short note gives an overview of how a few conjectures and theorems of the author and collaborators fit together. It was prepared for Oberwolfach's workshop Differentialgeometrie im Gro{\ss}en, 28 June - 4 July 2015, and contains no new…

Algebraic Geometry · Mathematics 2019-05-24 Laura P. Schaposnik