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Related papers: Strong Symmetry Breaking at e+e- Linear Colliders

200 papers

Current mass limits allow the possibility that squarks may be produced in large numbers at the next generation of linear $e^+e^-$ colliders. In this paper we investigate the prospects for precision studies of squark masses at such…

High Energy Physics - Phenomenology · Physics 2009-10-22 Jonathan Feng , Donald Finnell

We consider the collider phenomenology of split-supersymmetry models. Despite the challenging nature of the signals in these models the long-lived gluino can be discovered with masses above 2 TeV at the LHC. At a future linear collider we…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Kilian , T. Plehn , P. Richardson , E. Schmidt

Dynamical electroweak symmetry breaking (DEWSB) has been a viable option for the completion of the standard model for over thirty years. Precision electroweak studies indicate that the new strong interactions that break EW symmetry cannot…

High Energy Physics - Lattice · Physics 2010-04-15 George T. Fleming

The spontaneous breakdown of the chiral symmetry of the QCD Lagrangian ensures that $\pi\pi$ interactions are weak at low energies. How weak depends on the nature of explicit symmetry breaking. Measurements of $K_{e4}$ decays at DA$\Phi$NE…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. R. Pennington

We examine the sensitivity of the process e+e- -> nu nubar + gamma to additional W-like bosons which arise in various models. The process is found to be sensitive to W' masses up to several TeV.

High Energy Physics - Phenomenology · Physics 2009-10-31 Stephen Godfrey , Pat Kalyniak , Basim Kamal , Arnd Leike

An overview of top physics and phenomenology at a high-energy linear collider is presented. A comprehensive study of top quark physics is possible at such a facility. The unique threshold production of top pairs would provide measurements…

High Energy Physics - Phenomenology · Physics 2007-05-23 Raymond Frey

We summarize the potential of muon colliders to probe fundamental physics. $W^+W^-$, \bar tt, and $Zh$ threshold measurements could determine masses to precisions $\Delta M_W = 6$ MeV, $\Delta m_t = 70$ MeV, and $\Delta m_h = 45$ MeV, to…

High Energy Physics - Phenomenology · Physics 2009-10-30 V. Barger , M. S. Berger , J. F. Gunion , T. Han

In the standard model with electroweak symmetry breaking through the Higgs mechanism, electroweak gauge-boson scattering amplitudes are large if the Higgs boson is heavy, and electroweak gauge interactions become strong. In theories with…

High Energy Physics - Phenomenology · Physics 2015-05-14 Saurabh D. Rindani

We examine two processes, the neutrino production process e^+e^- ---> N\nu and the inverse neutrinoless double-beta decay process e^-e^- --->W^-W^- as possible places for discovering heavy neutrinos in future lepton linear colliders. The…

High Energy Physics - Phenomenology · Physics 2009-10-28 J. Gluza , M. Zralek

A high energy $e^+e^-$ linear collider (NLC) is an excellent tool for studying the properties of the top quark. In this talk I review some of the theory of top quark production and decay in $e^+e^-$ collisions both at threshold and in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Carl R. Schmidt

We present a new probe of strongly coupled electroweak symmetry breaking at the 14 TeV LHC by measuring a phase shift in the event distribution as a function of the decay azimuthal angles in massive gauge boson scattering. A large phase…

High Energy Physics - Phenomenology · Physics 2015-12-16 Hitoshi Murayama , Vikram Rentala , Jing Shu

We consider the possibility of studying anomalous contributions to the gamma-gamma-H and Z-gamma-H vertices through the process e-gamma--> e-H at future e-gamma linear colliders, with Sqrt(S)=500-1500 GeV. We make a model independent…

High Energy Physics - Phenomenology · Physics 2011-07-19 E. Gabrielli , V. A. Ilyin , B. Mele

This review illustrates by means of sample reactions the potential of a future global e+e- Linear Collider (LC) for precision measurements of Supersymmetric particles with emphasis on recent studies and addressing major research directions.

High Energy Physics - Phenomenology · Physics 2007-05-23 Andre Sopczak

The physics program of high energy e+e- linear colliders relies on the accurate identification of fermions to study in details the profile of the Higgs boson, search for new particles and later probe the multi-TeV mass region by direct…

Instrumentation and Detectors · Physics 2009-11-10 Marco Battaglia

Single $W_R$ production in $e^-e^-$ collisions at the NLC can be used to probe the Majorana nature of the heavy neutrinos present in the Left-Right Symmetric Model below the kinematic threshold for their direct production. For colliders in…

High Energy Physics - Phenomenology · Physics 2009-10-28 Thomas G. Rizzo

We consider the possibility of observing deviations from the Standard Model gauge-boson self-couplings at a future $500$~GeV $e^+ e^-$ linear collider. We concentrate on the case in which the electroweak symmetry breaking sector is strongly…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. A. Likhoded , T. Han , G. Valencia

Muon colliders offer special opportunities to discover and study new physics. With the high intensity source of muons at the front end, orders of magnitude improvements would be realized in searches for rare muon processes, in deep…

High Energy Physics - Phenomenology · Physics 2009-10-31 V. Barger

We investigate the feasibility of distinguishing among different models of electroweak symmetry breaking by studying the process $\gamma \gamma \rightarrow Z_L Z_L$ at photon colliders. For models with a low mass Higgs-like scalar…

High Energy Physics - Phenomenology · Physics 2009-10-22 R. Rosenfeld

We show the usefulness of an $e^-\gamma$ collider with backscattered laser photons in unveiling the signatures of Gauge-Mediated Supersymmetry Breaking models, with a right selectron as the next LSP. We also show how the signal can be…

High Energy Physics - Phenomenology · Physics 2009-10-30 Ambar Ghosal , Anirban Kundu , Biswarup Mukhopadhyaya

We analyze the incidence on polarized $e^-e^-$ scattering of the trilinear and quartic anomalous gauge couplings which arise in the realm of a non-linear realization of electroweak symmetry breaking.

High Energy Physics - Phenomenology · Physics 2011-04-15 Frank Cuypers