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Wonderful opportunities await particle physics over the next decade, with the coming of the Large Hadron Collider to explore the 1-TeV scale (extending efforts at LEP and the Tevatron to unravel the nature of electroweak symmetry breaking)…

High Energy Physics - Phenomenology · Physics 2009-05-05 Chris Quigg

This paper belongs to the series devoted to the calculation of particle masses in the framework of p-adic conformal field theory limit of Topological GeometroDynamics. In paper II the general formulation of p-adic Higgs mechanism was given.…

High Energy Physics - Theory · Physics 2008-02-03 M. Pitkänen

Properties of neutrinos may be the origin of the matter-antimatter asymmetry of the universe. In the seesaw model for neutrino masses this leads to important constraints on the properties of light and heavy neutrinos. In particular, an…

High Energy Physics - Phenomenology · Physics 2011-08-17 W. Buchmuller , P. Di Bari , M. Plumacher

Experiments at particle colliders have reached center of mass energies well above 100 GeV, equivalent to temperatures which existed shortly after the big bang. These experiments, testing the initial conditions of the universe have, with…

High Energy Physics - Experiment · Physics 2009-09-25 M. Dittmar

If low-energy supersymmetry is the solution to the hierarchy problem, it is a puzzle why supersymmetric particles have not been observed experimentally to date. We show that supersymmetric particles in the TeV region can be explained if the…

High Energy Physics - Phenomenology · Physics 2011-04-18 Fuminobu Takahashi , Tsutomu T. Yanagida

Based on a possible solution to the tetron spin problem, a modification of the standard Big Bang scenario is suggested, where the advent of a spacetime manifold is connected to the appearance of tetronic bound states. The metric tensor is…

Cosmology and Nongalactic Astrophysics · Physics 2010-06-11 Bodo Lampe

Many of the classic problems of particle physics appear in a very different light when viewed from the perspective of the multiverse. Most importantly the two great ``fine tuning'' problems that motivate the field are far less serious when…

High Energy Physics - Phenomenology · Physics 2007-10-23 John F. Donoghue

The quark-lepton mass problem and the ideas of mass protection are reviewed. The Multiple Point Principle is introduced and used within the Standard Model to predict the top quark and Higgs particle masses. We discuss the lightest family…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. D. Froggatt

So far, the Standard Model of particle physics (SM) describes the phenomenology observed in high energy physics. In the Large Hadron Collider (LHC) is expected to find the Higgs boson, which is an essential part of SM; also expects to see…

General Physics · Physics 2010-05-04 O. E. Casas B , A. M. Raba P. , N. Poveda T

Supersymmetric extensions of the Standard Model have been in vogue for over half a century. They have many interesting theoretical properties like calculability, absence of quadratic divergences, and phenomenologically impactful features…

High Energy Physics - Phenomenology · Physics 2023-07-26 V. Suryanarayana Mummidi , Priyanka Lamba , Sudhir K. Vempati

A brief overview of the main highlights discussed at ICHEP 2014 is presented. The experimental data confirm that the scalar boson discovered at the LHC couples to other particles as predicted in the Standard Model. This constitutes a great…

High Energy Physics - Phenomenology · Physics 2015-06-09 Antonio Pich

We present a scenario in which a remarkably simple relation linking dark matter properties and neutrino masses naturally emerges. This framework points towards a low energy theory where the neutrino mass originates from the existence of a…

High Energy Physics - Phenomenology · Physics 2011-07-19 C. Boehm , Y. Farzan , T. Hambye , S. Palomares-Ruiz , S. Pascoli

A mechanism for generating massive but naturally light Dirac neutrinos is proposed. It involves composite Higgs within the standard model as well as some new interaction beyond the standard model. According to this scenario, a neutrino mass…

High Energy Physics - Phenomenology · Physics 2009-10-31 P. P. Divakaran , G. Rajasekaran

A suggestive phenomenological relation is found among the lepton and quark masses which suggests a new insight into the problem of generations and also gives a prediction for the top quark mass in agreement with the range of values which is…

High Energy Physics - Phenomenology · Physics 2015-06-25 G. Mangano , F. Sannino

The multiple point principle (MPP), according to which several vacuum states with the same energy density exist, is put forward as a fine-tuning mechanism predicting the ratio between the fundamental and weak scales in the Standard Model…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. V. Laperashvili

The majoron, a neutrinophilic pseudo-Goldstone boson conventionally arising in the context of neutrino mass models, can damp neutrino free-streaming and inject additional energy density into neutrinos prior to recombination. The combination…

High Energy Physics - Phenomenology · Physics 2021-06-18 Miguel Escudero , Samuel J. Witte

The radiatively generated Higgs mass is obtained by requiring that leading "divergences" are cancelled in both 2D and 4D. This predicts one or more viable modes; the k=1 mode mass is m_H\cong2/3 m_t\cong115GeV whereas the k=2 mode is…

High Energy Physics - Phenomenology · Physics 2015-05-27 Marko B. Popovic

Even though the unified theory of electroweak interactions is very successful at low energies, there remains one part to be confirmed. It is the sector involving Higgs particles. Those Higgs particles are expected to be discovered. It has…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yutaka Hosotani

One of the major goals of the Large Hadron Collider is to probe the electroweak symmetry breaking mechanism and the generation of the masses of the elementary particles. We review the physics of the Higgs sector in the Standard Model and…

High Energy Physics - Phenomenology · Physics 2015-05-13 A. Djouadi , R. M. Godbole

In 2012, the discovery of a particle compatible with a Higgs boson of a mass of roughly 125 GeV was announced. This great success is now being followed by the identification of the nature of this particle and the particle's properties are…

High Energy Physics - Phenomenology · Physics 2014-07-02 Thomas Hahn , Sven Heinemeyer , Wolfgang Hollik , Heidi Rzehak , Georg Weiglein