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相关论文: Supersymmetric Fits after the Higgs Discovery and …

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Motivated by the latest results of the LHC Run-2 and LUX experiments, we examine the status of the constrained minimal supersymmetric standard model (CMSSM) by performing a global fit. We construct a likelihood function including the…

高能物理 - 唯象学 · 物理学 2017-04-19 Chengcheng Han , Ken-ichi Hikasa , Lei Wu , Jin Min Yang , Yang Zhang

Results are reported from a search for new particles that decay into a photon and two gluons, in events with jets. Novel jet substructure techniques are developed that allow photons to be identified in an environment densely populated with…

高能物理 - 实验 · 物理学 2020-01-01 CMS Collaboration

In the present work we search for renormalization group invariant relations among the various massless and massive parameters of the Minimal Supersymmetric Standard Model. We find that indeed several of the previously free parameters of the…

高能物理 - 唯象学 · 物理学 2018-09-26 S. Heinemeyer , M. Mondragon , N. Tracas , G. Zoupanos

Recent data from CoGeNT and DAMA are roughly consistent with a very light dark matter particle with $m\sim 4-10\gev$ and spin-independent cross section of order $\sigma_{SI} \sim (1-3)\times 10^{-4}\pb$. An important question is whether…

高能物理 - 唯象学 · 物理学 2015-05-20 John F. Gunion

The signal discovered in the Higgs searches at the LHC can be interpreted as the Higgs boson of the Standard Model as well as the light CP-even Higgs boson of the Minimal Supersymmetric Standard Model (MSSM). In this context the measured…

高能物理 - 唯象学 · 物理学 2014-04-02 T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

For a long time, global fits of the electroweak sector of the Standard Model (SM) have been used to exploit measurements of electroweak precision observables at lepton colliders (LEP, SLC), together with measurements at hadron colliders…

高能物理 - 唯象学 · 物理学 2015-06-22 M. Baak , J. Cuth , J. Haller , A. Hoecker , R. Kogler , K. Moenig , M. Schott , J. Stelzer

After the discovery of the Higgs boson at the LHC, it is natural to start the research program on the precision study of the Higgs-boson couplings to various standard model (SM) particles. We provide a generic framework for the deviations…

高能物理 - 唯象学 · 物理学 2015-06-15 Kingman Cheung , Jae Sik Lee , Po-Yan Tseng

Almost all extensions of the Standard Model predict the existence of charged Higgs bosons. This talk focuses on the minimal supersymmetric extension of the Standard Model (MSSM), which is relatively predictive. The outlook for detecting…

高能物理 - 唯象学 · 物理学 2011-01-27 John Ellis

In the framework of the Constrained Minimal Supersmmetric Standard Model (CMSSM) we discuss the impact of the pseudo-scalar Higgs boson in delineating regions of the parameters which are consistent with cosmological data and E821 data on…

高能物理 - 唯象学 · 物理学 2008-11-26 A. B. Lahanas , V. C. Spanos

We investigate the impact of recent limits from LHC searches for supersymmetry and from direct and indirect searches for dark matter on global Bayesian inferences of the parameter space of the Constrained Minimal Supersymmetric Standard…

高能物理 - 唯象学 · 物理学 2013-05-30 Leszek Roszkowski , Enrico Maria Sessolo , Yue-Lin Sming Tsai

The investigation of the electroweak symmetry breaking is one of the primary tasks of the experiments at the CERN Large Hadron Collider (LHC). The potential of the ATLAS experiment for the discovery of the Higgs boson(s) in Standard Model…

高能物理 - 实验 · 物理学 2019-08-13 E. Richter-Was

The search for MSSM Higgs bosons will be an important goal at the LHC. In order to analyze the search reach of the CMS experiment for the heavy neutral MSSM Higgs bosons, we combine the latest results for the CMS experimental sensitivities…

高能物理 - 唯象学 · 物理学 2008-11-26 S. Heinemeyer , A. Nikitenko , G. Weiglein

The Standard Model (SM) with a light Higgs boson provides a very good description of the precision electroweak observable data coming from the LEP, SLD and Tevatron experiments. Most of the observables, with the notable exception of the…

高能物理 - 唯象学 · 物理学 2010-04-06 D. Choudhury , T. M. P. Tait , C. E. M. Wagner

The correlation between Higgs-like scalars and light dark matter is an interesting topic, especially now that a $125 GeV$ Higgs was discovered and dark matter (DM) searches got negative results. The $95 GeV$ excess reported by the CMS…

高能物理 - 唯象学 · 物理学 2024-01-01 Weichao Li , Haoxue Qiao , Kun Wang , Jingya Zhu

We address the possible scenario that the Large Hadron Collider (LHC) discovers only a Higgs boson after 10 fb^{-1} of operation, and attempt to identify this Higgs boson as that of the Standard Model (SM), the minimal universal extra…

高能物理 - 唯象学 · 物理学 2008-11-07 Ken Hsieh , C. -P. Yuan

We present a short review of the LHC results at 7 TeV and their implications on the Standard Model (SM) and on its Supersymmetric (SUSY) extension. In particular we discuss the exclusion range for the SM Higgs mass, the tantalizing hint of…

高能物理 - 唯象学 · 物理学 2012-06-08 Guido Altarelli

The LHC discovered the Standard Model (SM) like Higgs boson with mass around 125 GeV. However, there exist hints of deviations from Higgs decays. Including the Tevatron data, the deviations can be explained by the extremely mixed stop…

高能物理 - 唯象学 · 物理学 2012-08-14 Zhaofeng Kang , Tianjun Li , Jinmian Li , Yandong Liu

The recent discovery of a 125 GeV Higgs-like resonance at LHC, coupled with the lack of evidence for weak scale supersymmetry (SUSY), have severely constrained SUSY models such as mSUGRA/CMSSM. As LHC probes deeper into SUSY model parameter…

高能物理 - 唯象学 · 物理学 2015-06-11 Howard Baer , Vernon Barger , Peisi Huang , Dan Mickelson , Azar Mustafayev , Xerxes Tata

In this work we consider the Linear BESS model at the LHC. This model can be seen as an adequate benchmark for exploring the phenomenological consequences of a composite Higgs sector since its particle content is the one we would expect in…

高能物理 - 唯象学 · 物理学 2018-09-26 Jose Urbina , Alfonso R. Zerwekh

While LHC has discovered a very Standard Model-like Higgs boson of mass m_h~ 125 GeV, no solid signal for physics beyond the Standard Model has emerged so far at LHC or at WIMP seach experiments. For the case of weak scale supersymmetry…

高能物理 - 唯象学 · 物理学 2020-12-30 Howard Baer , Vernon Barger , Shadman Salam , Dibyashree Sengupta , Kuver Sinha