English
Related papers

Related papers: Constraining the light Higgs bosons in the GNMSSM …

200 papers

Searches for new particles beyond the Standard Model (SM) are an important task for the Large Hadron Collider (LHC). In this paper, we investigate the properties of the heavy non-SM Higgs bosons in the $\mu$-term extended Next-to-Minimal…

High Energy Physics - Phenomenology · Physics 2023-08-17 Zhaoxia Heng , Xingjuan Li , Liangliang Shang

We study the Higgs sector of the Next to Minimal Supersymmetric Standard Model (NMSSM) in light of the discovery of the SM-like Higgs boson at the LHC. We perform a broad scan over the NMSSM parameter space and identify the regions that are…

High Energy Physics - Phenomenology · Physics 2015-06-15 Neil D. Christensen , Tao Han , Zhen Liu , Shufang Su

The Standard Model (SM) Higgs boson, the most recently discovered elementary particle, may still serve as a mediator between the SM sector and a new physics sector related to dark matter (DM). The Large Hadron Collider (LHC) has not yet…

High Energy Physics - Phenomenology · Physics 2024-09-17 A. Hammad , P. Ko , Chih-Ting Lu , Myeonghun Park

The next-to-minimal supersymmetric standard model (NMSSM) with an extended Higgs sector offers one of the Higgs boson as the Standard model (SM) like Higgs with a mass around 125 GeV along with other Higgs bosons with lighter and heavier…

High Energy Physics - Phenomenology · Physics 2017-04-10 Monoranjan Guchait , Jacky Kumar

We study the phenomenology of Higgs bosons close to 126 GeV within the scale invariant unconstrained next-to-minimal supersymmetric Standard Model (NMSSM), focusing on the regions of parameter space favoured by low fine-tuning…

High Energy Physics - Phenomenology · Physics 2015-06-12 Stephen F. King , Margarete Muhlleitner , Roman Nevzorov , Kathrin Walz

The next-to minimal supersymmetric standard model (NMSSM) with non-universal Higgs masses, or the semi-constrained NMSSM (scNMSSM), extend the minimal supersymmetric standard model (MSSM) by a singlet superfield and assume universal…

High Energy Physics - Phenomenology · Physics 2020-06-12 Shiquan Ma , Kun Wang , Jingya Zhu

We perform a parameter scan of the phenomenological Minimal Supersymmetric Standard Model (pMSSM) with eight parameters taking into account the experimental Higgs boson results from Run I of the LHC and further low-energy observables. We…

High Energy Physics - Phenomenology · Physics 2017-03-08 Philip Bechtle , Howard E. Haber , Sven Heinemeyer , Oscar Stål , Tim Stefaniak , Georg Weiglein , Lisa Zeune

We investigate the scalar sector in an extension of the Minimal Supersymmetric Standard Model (MSSM) containing a $SU(2)$ Higgs triplet of zero hypercharge and a gauge singlet beside the $SU(2)$ scalar doublets. In particular, we focus on a…

High Energy Physics - Phenomenology · Physics 2016-01-27 Priyotosh Bandyopadhyay , Claudio Coriano , Antonio Costantini

The ATLAS and CMS collaborations have announced discovery of a ~125 GeV Higgs boson, after a combined analysis of the di-photon and ZZ search channels. This observation has significant impact on low-energy supersymmetry. First, some…

High Energy Physics - Phenomenology · Physics 2013-05-30 Haipeng An , Tao Liu , Lian-Tao Wang

Most models of new physics contain extended Higgs sectors with multiple Higgs bosons. The observation of an additional Higgs boson, besides the $\sim 125$ GeV `$h_{\rm obs}$', will thus serve as an irrefutable evidence of physics beyond the…

High Energy Physics - Phenomenology · Physics 2017-09-13 Shoaib Munir

Precision measurements of the Higgs boson properties at the LHC provide relevant constraints on possible weak-scale extensions of the Standard Model (SM). In the context of the Minimal Supersymmetric Standard Model (MSSM) these constraints…

High Energy Physics - Phenomenology · Physics 2015-03-05 Marcela Carena , Howard E. Haber , Ian Low , Nausheen R. Shah , Carlos E. M. Wagner

After the discovery of the Higgs boson with mass at approximately 125 $GeV$ at the LHC, many studies both from the theoretical and experimental sides have been performed to search for a new Higgs Boson lighter than the 125 $GeV$ Higgs…

High Energy Physics - Phenomenology · Physics 2018-10-02 Junquan Tao , M. Aamir Shahzad , Sijing Zhang , Chu Wang , Yuqiao Shen , Guoming Chen , Hesheng Chen , S. Gascon-Shotkin , M. Lethuillier , L. Finco , C. Camen

While the conventional searches for the Higgs boson focus on its decays to Standard Model (SM) particles: gamma gamma, ZZ, WW, bb and tau tau, in this study, we explore the decays A --> HZ or H --> AZ. Such decays could appear in the exotic…

High Energy Physics - Phenomenology · Physics 2013-08-29 Baradhwaj Coleppa , Felix Kling , Shufang Su

The prediction of additional Higgs bosons is one of the key features of physics beyond the Standard Model (SM) that gives rise to an extended Higgs sector. We assess the sensitivity of the Large Hadron Collider (LHC) in the high luminosity…

High Energy Physics - Phenomenology · Physics 2020-10-28 H. Bahl , P. Bechtle , S. Heinemeyer , S. Liebler , T. Stefaniak , G. Weiglein

The discovery of a 126 GeV Higgs like scalar at the LHC along with the non observation of the supersymmetric particles, has in turn lead to constraining various supersymmetric models through the Higgs data. We here consider the case of both…

High Energy Physics - Phenomenology · Physics 2014-07-08 P. N. Pandita , Monalisa Patra

While the properties of the signal that was discovered in the Higgs searches at the LHC are consistent so far with the Higgs boson of the Standard Model (SM), it is crucial to investigate to what extent other interpretations that may…

High Energy Physics - Phenomenology · Physics 2016-05-04 Florian Domingo , Georg Weiglein

The discovery potential of light pseudo scalar Higgs boson for the mass range 10-60 GeV is explored. In the context of the next-to-minimal supersymmetric standard(NMSSM) model, the branching fraction of light pseudo scalar Higgs boson…

High Energy Physics - Phenomenology · Physics 2017-09-13 Monoranjan Guchait , Aravind H. Vijay , Jacky Kumar

A search for an exotic decay of the Higgs boson to a pair of light pseudoscalar bosons is performed for the first time in the final state with two b quarks and two $\tau$ leptons. The search is motivated in the context of models of physics…

High Energy Physics - Experiment · Physics 2018-09-18 CMS Collaboration

Motivated by the recent results in the standard model (SM) Higgs boson search at the Large Hadron Collider (LHC) we investigate the SM-like CP-even Higgs boson of the U(1)'-extended minimal supersymmetric standard model (UMSSM) and its…

High Energy Physics - Phenomenology · Physics 2015-06-04 Chun-Fu Chang , Kingman Cheung , Yi-Chuen Lin , Tzu-Chiang Yuan

A search for exotic decays of the Higgs boson to a pair of light pseudoscalar particles a$_1$ is performed under the hypothesis that one of the pseudoscalars decays to a pair of opposite sign muons and the other decays to…

High Energy Physics - Experiment · Physics 2019-07-02 CMS Collaboration
‹ Prev 1 2 3 10 Next ›