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Related papers: Stop and sbottom searches at LEP

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Progress continues on many fronts of experimental testing of electroweak symmetry breaking. Updates were presented on LEP, SLC, Brookhaven g-2 ring, Tevatron Collider, HERA, CESR and Tevatron neutrino experiments. Perhaps most exciting is…

High Energy Physics - Experiment · Physics 2007-05-23 L. Nodulman

Supersymmetry with a compressed spectrum could be responsible for the negative results from supersymmetric searches at LHC. Squarks and gluinos well below the TeV scale could have escaped detection since all search channels lose sensitivity…

High Energy Physics - Phenomenology · Physics 2015-06-05 Genevieve Belanger , Matti Heikinheimo , Veronica Sanz

Searches for neutralinos and sleptons with arbitrary lifetimes, as predicted in the framework of the Gauge Mediated Supersymmetry Breaking (GMSB) model, have been performed by the four LEP collaborations. No evidence for these particles has…

High Energy Physics - Experiment · Physics 2007-05-23 Katja Klein

A search for Supersymmetry involving the pair production of gluinos decaying via third-generation squarks to the lightest neutralino is reported. It uses an LHC proton--proton dataset at a center-of-mass energy $\sqrt{s} = 13$ TeV with an…

High Energy Physics - Experiment · Physics 2016-08-17 ATLAS Collaboration

In Stealth Supersymmetry, bounds on superpartners from direct searches can be notably weaker than in standard supersymmetric scenarios, due to suppressed missing energy. We present a set of simplified models of Stealth Supersymmetry that…

High Energy Physics - Phenomenology · Physics 2016-08-03 JiJi Fan , Rebecca Krall , David Pinner , Matthew Reece , Joshua T. Ruderman

A summary of the different searches for weakly produced SUSY by both CMS and ATLAS is presented here. A review on the methodology of these searches, including event selection, background suppression and estimation methods, etc is covered.…

High Energy Physics - Experiment · Physics 2015-05-14 Santiago Folgueras

Recent results in the search for supersymmetry in pp collisions at sqrt(s) = 7 TeV and sqrt(s) = 8 TeV by the ATLAS and CMS experiments at the LHC are reviewed. After discussing features of inclusive analyses and the presentation of…

High Energy Physics - Experiment · Physics 2012-11-19 Paul de Jong

HIGGS and SUSY searches performed by the ALEPH Experiment at LEP are interpreted in the framework of two constrained R-parity conserving models: Minimal Supergravity and minimal Gauge Mediated Supersymmetry Breaking.

High Energy Physics - Experiment · Physics 2007-05-23 Jean-Baptiste de VIVIE

The LHC searches for light compressed stop squarks have resulted in considerable bounds in the case where the stop decays to a neutralino and a charm quark. However, in the case where the stop decays to a neutralino, a bottom quark and two…

High Energy Physics - Phenomenology · Physics 2015-06-03 Gabriele Ferretti , Roberto Franceschini , Christoffer Petersson , Riccardo Torre

The four LEP collaborations have performed searches for supersymmetric particles in light gravitino scenarios, when neutralinos and sleptons are produced and may present measurable decay lengths. The highest energy data has been analysed…

High Energy Physics - Experiment · Physics 2007-05-23 Aran Garcia-Bellido

A brief review of searches for physics beyond the Standard Model in photonic final states at LEP is given here. These include searches for supersymmetry, large extra dimensions and contact interactions. Recent results from all four LEP…

High Energy Physics - Experiment · Physics 2011-09-13 Marat Gataullin

Highlights of the search for SUSY at ATLAS are presented emphasising on the variety of searches that were performed in the LHC Run I in p-p collisions at a centre of mass of 7 TeV and 8TeV. Searches for squars, gluinos, third generation…

High Energy Physics - Experiment · Physics 2019-08-13 Lucian-Stefan Ancu

We explore the possible interpretation of the large-$Q^2$ anomaly reported by the H1 and ZEUS collaborations in terms of stop squark production off a strange quark in the proton via an R-violating interaction. This "strange stop"…

High Energy Physics - Phenomenology · Physics 2009-09-11 J. Ellis , S. Lola , K. Sridhar

This paper examines unexplored correlations in the parameter spaces probed by recent ATLAS analyses for gluinos and squarks, addressing various shortcomings in the literature. Six 13 TeV ATLAS analyses based on 3.2 fb$^{-1}$ of integrated…

High Energy Physics - Phenomenology · Physics 2017-04-07 Alan Barr , Jesse Liu

This paper describes the physics case for a new fixed target facility at CERN SPS. The SHiP (Search for Hidden Particles) experiment is intended to hunt for new physics in the largely unexplored domain of very weakly interacting particles…

High Energy Physics - Phenomenology · Physics 2016-10-27 Sergey Alekhin , Wolfgang Altmannshofer , Takehiko Asaka , Brian Batell , Fedor Bezrukov , Kyrylo Bondarenko , Alexey Boyarsky , Nathaniel Craig , Ki-Young Choi , Cristóbal Corral , David Curtin , Sacha Davidson , André de Gouvêa , Stefano Dell'Oro , Patrick deNiverville , P. S. Bhupal Dev , Herbi Dreiner , Marco Drewes , Shintaro Eijima , Rouven Essig , Anthony Fradette , Björn Garbrecht , Belen Gavela , Gian F. Giudice , Dmitry Gorbunov , Stefania Gori , Christophe Grojean , Mark D. Goodsell , Alberto Guffanti , Thomas Hambye , Steen H. Hansen , Juan Carlos Helo , Pilar Hernandez , Alejandro Ibarra , Artem Ivashko , Eder Izaguirre , Joerg Jaeckel , Yu Seon Jeong , Felix Kahlhoefer , Yonatan Kahn , Andrey Katz , Choong Sun Kim , Sergey Kovalenko , Gordan Krnjaic , Valery E. Lyubovitskij , Simone Marcocci , Matthew Mccullough , David McKeen , Guenakh Mitselmakher , Sven-Olaf Moch , Rabindra N. Mohapatra , David E. Morrissey , Maksym Ovchynnikov , Emmanuel Paschos , Apostolos Pilaftsis , Maxim Pospelov , Mary Hall Reno , Andreas Ringwald , Adam Ritz , Leszek Roszkowski , Valery Rubakov , Oleg Ruchayskiy , Jessie Shelton , Ingo Schienbein , Daniel Schmeier , Kai Schmidt-Hoberg , Pedro Schwaller , Goran Senjanovic , Osamu Seto , Mikhail Shaposhnikov , Brian Shuve , Robert Shrock , Lesya Shchutska , Michael Spannowsky , Andy Spray , Florian Staub , Daniel Stolarski , Matt Strassler , Vladimir Tello , Francesco Tramontano , Anurag Tripathi , Sean Tulin , Francesco Vissani , Martin W. Winkler , Kathryn M. Zurek

An update of the electroweak measurements at LEP and SLC is presented. These measurements are used to perform precise tests of the Standard Model. A constraint on the Standard Model Higgs mass is obtained when the direct measurements of…

High Energy Physics - Experiment · Physics 2007-05-23 E. Tournefier

In this talk I review theoretical bounds on mass of the Higgs scalar in the Standard Model(SM) and then summarise current experimental limits from the LEP experiments. Following this I discuss the search strategies for the SM Higgs at LEP…

High Energy Physics - Phenomenology · Physics 2015-06-25 R. M. Godbole

Recent results on searches for physics beyond the Standard Model obtained by the H1 and ZEUS experiments are reported here. After a brief introduction to the HERA collider, indirect searches for contact interactions and extra-dimensions are…

High Energy Physics - Experiment · Physics 2007-05-23 Mireille Schneider

The results of the first search for long-lived gluinos produced in 7 TeV pp collisions at the CERN Large Hadron Collider are presented. The search looks for evidence of long-lived particles that stop in the CMS detector and decay in the…

High Energy Physics - Experiment · Physics 2012-08-27 CMS Collaboration

Recent results of searches for new physics at HERA using the complete data sample corresponding to about 0.5/fb per experiment are reviewed. Searches for leptoquarks, isolated leptons (electrons, muons and taus) and a generic search for new…

High Energy Physics - Experiment · Physics 2008-10-21 Gerhard Brandt
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