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相关论文: pMSSM Studies at the 7, 8 and 14 TeV LHC

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We study SUSY signatures at the 7, 8 and 14 TeV LHC employing the 19-parameter, R-Parity conserving p(henomenological)MSSM, in the scenario with a neutralino LSP. Our results were obtained via a fast Monte Carlo simulation of the ATLAS SUSY…

高能物理 - 唯象学 · 物理学 2015-03-11 M. Cahill-Rowley , J. L. Hewett , A. Ismail , T. G. Rizzo

We have examined the capability of the LHC, running at both 7 and 8 TeV, to explore the 19(20)-dimensional parameter space of the pMSSM with neutralino(gravitino) LSPs and soft masses up to 4 TeV employing the ATLAS SUSY analysis suite.…

高能物理 - 唯象学 · 物理学 2012-12-03 M. W. Cahill-Rowley , J. L. Hewett , A. Ismail , T. G. Rizzo

We further examine the capability of the 7 and 8 TeV LHC to explore the parameter space of the p(henomenological)MSSM with neutralino LSPs. Here we present an updated study employing all of the relevant ATLAS SUSY analyses, as well as all…

高能物理 - 唯象学 · 物理学 2013-08-09 Matthew W. Cahill-Rowley , JoAnne L. Hewett , Ahmed Ismail , Thomas G. Rizzo

The pMSSM provides a broad perspective on SUSY phenomenology. In this paper we generate two new, very large, sets of pMSSM models with sparticle masses extending up to 4 TeV, where the lightest supersymmetric particle (LSP) is either a…

高能物理 - 唯象学 · 物理学 2015-06-05 Matthew W. Cahill-Rowley , JoAnne L. Hewett , Stefan Hoeche , Ahmed Ismail , Thomas G. Rizzo

We explore the impact of current (7+8 TeV) and future (14 TeV) LHC searches on the range of viable sparticle spectra within the 19/20 - dimensional phenomenological MSSM (pMSSM). Considering both neutralino and gravitino LSPs, we compare…

高能物理 - 唯象学 · 物理学 2014-11-13 Matthew Cahill-Rowley

We interpret within the phenomenological MSSM (pMSSM) the results of SUSY searches published by the CMS collaboration based on the first ~1 fb^-1 of data taken during the 2011 LHC run at 7 TeV. The pMSSM is a 19-dimensional parametrization…

高能物理 - 唯象学 · 物理学 2015-05-30 S. Sekmen , S. Kraml , J. Lykken , F. Moortgat , S. Padhi , L. Pape , M. Pierini , H. B. Prosper , M. Spiropulu

Direct searches for superpartners and precision measurements of the properties of the $\sim 126$ GeV Higgs boson lead to important inter-dependent constraints on the underlying parameter space of the MSSM. The 19/20-parameter…

高能物理 - 唯象学 · 物理学 2013-10-02 Matthew Cahill-Rowley , JoAnne Hewett , Ahmed Ismail , Tom Rizzo

We study the implications of LHC searches on SUSY particle spectra using flat scans of the 19-parameter pMSSM phase space. We apply constraints from flavour physics, g_mu-2, dark matter and earlier LEP and Tevatron searches. The sensitivity…

高能物理 - 唯象学 · 物理学 2012-01-10 A. Arbey , M. Battaglia , F. Mahmoudi

The discovery and exploration of Supersymmetry in a model-independent fashion will be a daunting task due to the large number of soft-breaking parameters in the MSSM. In this paper, we explore the capability of the ATLAS detector at the LHC…

高能物理 - 唯象学 · 物理学 2011-07-26 John A. Conley , James S. Gainer , JoAnne L. Hewett , My Phuong Le , Thomas G. Rizzo

We present statistically convergent profile likelihood maps obtained via global fits of a phenomenological Minimal Supersymmetric Standard Model with 15 free parameters (the MSSM-15), based on over 250M points. We derive constraints on the…

高能物理 - 唯象学 · 物理学 2015-06-19 C. Strege , G. Bertone , G. J. Besjes , S. Caron , R. Ruiz de Austri , A. Strubig , R. Trotta

The current searches of supersymmetry (SUSY) are based on the neutralino lightest sparticle (LSP). In this article we instead focus on SUSY with sneutrino LSP. It is well motivated in many contexts, especially in which sneutrino services as…

高能物理 - 唯象学 · 物理学 2015-06-18 Jun Guo , Zhaofeng Kang , Jinmian Li , Tianjun Li , Yandong Liu

The search for and identification of neutralino dark matter in supersymmetry requires a multi-pronged approach with important roles played by collider, direct and indirect dark matter detection experiments. In this report, we summarize the…

高能物理 - 唯象学 · 物理学 2013-10-01 M. Cahill-Rowley , R. Cotta , A. Drlica-Wagner , S. Funk , J. Hewett , A. Ismail , T. Rizzo , M. Wood

We present the first analysis of the p19MSSM with neutralino dark matter, in light of 13 TeV LHC data with an integrated luminosity of ~14/fb. We recast twelve experimental analyses performed by the ATLAS collaboration and derive exclusion…

高能物理 - 唯象学 · 物理学 2017-01-10 Kamila Kowalska

The sensitivity for CMS searches for supersymmetry is evaluated in the context of an upgraded LHC at a center-of-mass energy of 14 TeV and an integrated luminosity of 300 fb-1. Results for several key searches for supersymmetry are…

高能物理 - 实验 · 物理学 2019-08-13 Keith A. Ulmer

LHC sparticle search limits are usually performed within the context of simplified models and subsequently interpreted within the 19 parameter phenomenological MSSM (pMSSM) as to how many models avoid search limits for a particular…

高能物理 - 唯象学 · 物理学 2026-02-11 Howard Baer , Vernon Barger , Kairui Zhang

We have revisited the prospects of Supersymmetry(SUSY) searches at the LHC with 7 TeV energy along with the prediction of the discovery potential at 8 TeV energy assuming an integrated luminosity 5 $fb ^{-1}$ and 20 $\invfb$ with…

高能物理 - 唯象学 · 物理学 2013-05-30 Rajdeep M. Chatterjee , Monoranjan Guchait , Dipan Sengupta

On the heels of the first analysis of LHC data eclipsing the inverse femtobarn integrated luminosity milestone, we undertake a detailed comparison of the most recent experimental results with Monte Carlo simulation of the full…

高能物理 - 唯象学 · 物理学 2011-08-26 Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos , Joel W. Walker

We begin an exploration of the physics associated with the general CP-conserving MSSM with Minimal Flavor Violation, the pMSSM. The 19 soft SUSY breaking parameters in this scenario are chosen so as to satisfy all existing experimental and…

高能物理 - 唯象学 · 物理学 2010-04-23 C. F. Berger , J. S. Gainer , J. L. Hewett , T. G. Rizzo

In the event that R-Parity conserving supersymmetry (SUSY) is discovered at the LHC, a key issue which will need to be addressed will be the consistency of that signal with astrophysical and non-accelerator constraints on SUSY Dark Matter.…

高能物理 - 唯象学 · 物理学 2009-11-11 M. M. Nojiri , G. Polesello , D. R. Tovey

We investigate the model independent nature of the Supersymmetry search strategies at the 7 TeV LHC. To this end, we study the missing-transverse-energy-based searches developed by the ATLAS Collaboration that were essentially designed for…

高能物理 - 唯象学 · 物理学 2011-03-10 John A. Conley , James S. Gainer , JoAnne L. Hewett , My Phuong Le , Thomas G. Rizzo
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