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Related papers: Probing mSUGRA Models at Linear Colliders

200 papers

Our goal is to investigate the charged Higgs phenomenology in the framework of 2HDM at the upcoming $e^+e^-$ and muon colliders. We are primarily concerned with the associated production processes with a fermion pair: $\ell^+ \ell^- \to…

High Energy Physics - Phenomenology · Physics 2024-09-02 Brahim Ait Ouazghour , Abdesslam Arhrib , Kingman Cheung , Es-said Ghourmin , Larbi Rahili

A summary of results obtained from e^+e^- annihilations at LEP is given. The precision measurements around the Z resonance, the results from charged gauge boson production and searches for new particles are reviewed. Particular emphasis is…

High Energy Physics - Experiment · Physics 2009-09-29 Wolfgang Lohmann

In this paper, we review the role of a multi-TeV $e^+e^-$ linear collider to complete the mapping of the Higgs boson profile and studying heavier bosons in extended scenarios with more than one Higgs doublet.

High Energy Physics - Phenomenology · Physics 2007-05-23 Marco Battaglia , Albert De Roeck

We present a numerical estimate of the $\gamma^* \gamma^*$ total cross section at the designed 500 GeV $e^+e^-$ Linear Collider, based upon the BFKL Pomeron. We find that the event rate is substantial provided electrons scattered under…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Bartels , A. De Roeck , C. Ewerz , H. Lotter

We perform a complete analysis of the supersymmetric particle spectrum in the Minimal Supergravity (mSUGRA) model where the soft SUSY breaking scalar masses, gaugino masses and trilinear couplings are unified at the GUT scale, so that the…

High Energy Physics - Phenomenology · Physics 2010-02-03 A. Djouadi , M. Drees , J. L. Kneur

We discuss the physics motivations for building a 500 - 1 TeV electron-positron linear collider. The state of the art collider technologies and the physics-driven machine parameters are discussed. A survey of some of the phenomena well…

High Energy Physics - Phenomenology · Physics 2009-11-10 Sally Dawson , Mark Oreglia

Linear collider designs are optimized for \ep\ collisions. However, from the physics point of view, \lc s may also be advantageously operated in an \ee, \eg\ or \pp\ mode. These options, which have not been available up to now, will provide…

High Energy Physics - Phenomenology · Physics 2007-05-23 Frank Cuypers , Geert Jan van Oldenborgh , Reinhold Rückl

The problems of the origin of mass and of electro-weak symmetry breaking are central to the programme of research in particle physics, at present and in the coming decades. This paper reviews the potential of high energy, high luminosity…

High Energy Physics - Phenomenology · Physics 2007-05-23 Marco Battaglia

We consider the phenomenology of a class of gauge-mediated supersymmetry (SUSY) breaking (GMSB) models at a e+e- Linear Collider (LC) with c.o.m. energy up to 500 GeV. In particular, we refer to a high-luminosity (L ~ 3 x 10^34 cm^-2 s^-1)…

High Energy Physics - Phenomenology · Physics 2011-03-23 Sandro Ambrosanio , Grahame A. Blair

The concept of a laser-guided $e^+e^-$ collider in the high-energy regime is presented and its feasibility discussed. Ultra-intense laser pulses and strong static magnetic fields are employed to unite in one stage the electron and positron…

Atomic Physics · Physics 2016-08-16 Karen Z. Hatsagortsyan , Carsten Müller , Christoph H. Keitel

The uncertainties due to limited knowledge of the multi-hadron final state on the measurements of the top mass at future linear colliders are discussed. The study is performed for E+E- -> tt-bar annihilation events at the centre-of-mass…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. V. Chekanov

We briefly review the SUGRA, GMSB and AMSB supersymmetry breaking models. We then discuss the phenomenological differences between them and consequent characteristic experimental signatures. This is followed by a review of the discovery…

High Energy Physics - Phenomenology · Physics 2008-11-26 I. Hinchliffe , P. Richardson

This paper presents the detection issues for the lightest slepton \tilde{\tau}_1 at a future e^+e^- TeV collider given the dark matter constraints set on the SUSY mass spectrum by the WMAP results. It intends to illustrate the importance of…

High Energy Physics - Phenomenology · Physics 2016-09-06 P. Bambade , M. Berggren , F. Richard , Z. Zhang

Expected precisions of measurements of the elastic scattering cross sections are estimated for $\mu^+ \mu^+$ and $\mu^+ e^-$ colliders, which are recently proposed as future realistic possibilities ($\mu$TRISTAN). Comparing with…

High Energy Physics - Phenomenology · Physics 2022-10-21 Yu Hamada , Ryuichiro Kitano , Ryutaro Matsudo , Hiromasa Takaura

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

In this article we discuss the possibility to measure diffraction dissociation in collisions of real and weakly virtual photons at a 500 GeV e+e- linear collider.

High Energy Physics - Phenomenology · Physics 2007-05-23 A. De Roeck , R. Engel , A. Rostovtsev

The general features of the Moller scattering and its use as an electron polarimeter are described and studied in view of the planned future high energy e^+e^- linear colliders. In particular the study concentrates on the TESLA collider…

High Energy Physics - Experiment · Physics 2015-06-25 Gideon Alexander , Iuliana Cohen

We discuss pair production and decays of stops, sbottoms, and staus in $e^+e^-$ annihilation in the energy range $\sqrt{s}$ = 500 GeV to 2 TeV. We present numerical predictions within the Minimal Supersymmetric Standard Model for cross…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Bartl , H. Eberl , S. Kraml , W. Majerotto , W. Porod , A. Sopczak

Assuming perturbativity up to a high energy scale $\sim 10^{16}$ GeV, we demonstrate that a future $e^+e^-$ linear collider operating at $\sqrt{s} =$ 500 GeV with $\int{\cal L}=$ 500 fb$^{-1}$ per year (such as the recently proposed TESLA…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. R. Espinosa , J. F. Gunion

Many theoretical and experimental results on the reach of the Large Hadron Collider are based on the mSUGRA-inspired scenario with universal soft supersymmetry breaking parameters at the apparent gauge coupling unification scale. We study…

High Energy Physics - Phenomenology · Physics 2015-03-19 Thomas J. LeCompte , Stephen P. Martin