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Related papers: Determining SUSY Particle Masses at LHC

200 papers

We draw attention on a particular configuration of supersymmetric particle masses, motivated by naturalness and flavour considerations. All its relevant phenomenological properties for the LHC are described in terms of a few physical…

High Energy Physics - Phenomenology · Physics 2009-11-05 Riccardo Barbieri , Duccio Pappadopulo

During the LHC Run-II data-taking period, several searches for supersymmetric particles were performed by the ATLAS collaboration. The results from these searches are concisely reviewed. Model-independent and model-dependent limits on new…

High Energy Physics - Phenomenology · Physics 2018-08-29 Andre Sopczak

We review the methods which have been proposed for measuring masses of new particles at the Large Hadron Collider paying particular attention to the kinematical techniques suitable for extracting mass information when invisible particles…

High Energy Physics - Phenomenology · Physics 2011-01-27 Alan J. Barr , Christopher G. Lester

We propose a new mass reconstruction technique for SUSY processes at the LHC. The idea is to completely solve the kinematics of the SUSY cascade decay by using the assumption that the selected events satisfy the same mass shell conditions…

High Energy Physics - Phenomenology · Physics 2011-01-27 K. Kawagoe , M. M. Nojiri , G. Polesello

If new phenomena beyond the Standard Model will be discovered at the LHC, the properties of the new particles could be determined with data from the High-Luminosity LHC and from a future linear collider like the ILC. We discuss the possible…

High Energy Physics - Phenomenology · Physics 2016-05-04 M. Berggren , A. Cakir , D. Krücker , J. List , I. A. Melzer-Pellmann , B. Safarzadeh Samani , C. Seitz , S. Wayand

If signals suggesting supersymmetry (SUSY) are discovered at the LHC then it will be vital to measure the spin of the new particles to demonstrate that they are indeed the predicted super-partners. A method is discussed by which the spins…

High Energy Physics - Phenomenology · Physics 2009-11-10 A. J. Barr

A review of direct searches for new particles predicted by Supersymmetry after the first run of the LHC is proposed. This review is based on the results provided by the ATLAS and CMS experiments.

High Energy Physics - Experiment · Physics 2015-06-19 I. -A. Melzer-Pellmann , P. Pralavorio

An effective mass scale Meffsusy for supersymmetric particles is defined and techniques for its measurement at the LHC discussed. Monte Carlo results show that, for jets + ETmiss events, a variable constructed from the scalar sum of the…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. R. Tovey

If R-parity conserving supersymmetry exists below the TeV-scale, new particles will be produced and decay in cascades at the LHC. The lightest supersymmetric particle will escape the detectors, thereby complicating the full reconstruction…

High Energy Physics - Phenomenology · Physics 2009-04-13 B. K. Gjelsten , D. J. Miller , P. Osland

In SUSY scenarios with invisible LSP, sparticle masses can be determined from fits to the endpoints of invariant mass distributions. Here we discuss possible improvements by using the shapes of the distributions. Positive results are found…

High Energy Physics - Phenomenology · Physics 2009-04-13 B. K. Gjelsten , D. J. Miller , P. Osland , A. R. Raklev

Supersymmetry (SUSY) is one of the most interesting and comprehensively studied models for new physics beyond the Standard Model. If SUSY exists in nature the Large Hadron Collider will provide excellent opportunities to search for SUSY.…

High Energy Physics - Experiment · Physics 2019-08-14 N. Ozturk

Anomaly Mediated SUSY Breaking models are reviewed. Possible signatures at the LHC for one case of the minimal realistic model are examined.

High Energy Physics - Phenomenology · Physics 2007-05-23 Frank E. Paige , James Wells

Supersymmetry (SUSY) provides elegant solutions to several open questions in the Standard Model, and searches for SUSY particles are an important component of the LHC physics program. Naturalness arguments favour supersymmetric partners of…

High Energy Physics - Experiment · Physics 2026-01-28 Matteo Greco

There is more than 3 sigma deviation between the experimental and theoretical results of the muon g-2. This suggests that some of the SUSY particles have a mass of order 100 GeV. We study searches for those particles at the LHC with…

High Energy Physics - Phenomenology · Physics 2015-06-15 Motoi Endo , Koichi Hamaguchi , Sho Iwamoto , Takahiro Yoshinaga

Currently available experimental data from electroweak precision observables (EWPO), B-physics observables (BPO) and cosmological data can be combined to extract the preferred value of SUSY mass scales. We review recent results on the…

High Energy Physics - Phenomenology · Physics 2009-02-02 S. Heinemeyer

Characteristic examples are presented of scenarios of particle production and decay in supersymmetry models in which the supersymmetry breaking is transmitted to the observable world via gauge interactions. The cases are chosen to…

High Energy Physics - Phenomenology · Physics 2008-11-26 I. Hinchliffe , F. E. Paige

It is an appealing possibility that the observed dark matter density in the universe can be fully explained by SUSY. The current experimental knowledge indicates that this possibility strongly favors a co-annihilation scenario. In such…

High Energy Physics - Phenomenology · Physics 2016-11-15 Mikael Berggren

Cascade decays of Supersymmetric (SUSY) particles are likely to be prolific sources of Higgs bosons at the Large Hadron Collider (LHC). In this work, we explore, with the help of detailed simulation, the role of non-universal gaugino masses…

High Energy Physics - Phenomenology · Physics 2015-05-13 Priyotosh Bandyopadhyay

The discovery of the Standard Model (SM) or supersymmetric (SUSY) Higgs bosons belongs to the main endeavors of the Large Hadron Collider (LHC). In this article the status of the signal and background calculations for Higgs boson production…

High Energy Physics - Phenomenology · Physics 2009-02-02 M. Margarete Muhlleitner

We estimate the production rates of supersymmetric particles in central heavy-ion collisions at LHC. The parton cascade model is used to seek for possible collective phenomena which enlarge the production probability of very heavy…

High Energy Physics - Phenomenology · Physics 2009-09-25 M. W. Beinker , B. Kaempfer , G. Soff