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Related papers: Benchmarks for Dark Matter Searches at the LHC

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Dark matter annihilation into photons in our galaxy would constitute an exciting indirect signal of its existence, as underscored by tentative evidence for 130 GeV dark matter in Fermi/LAT data. Models that give a large annihilation cross…

High Energy Physics - Phenomenology · Physics 2013-11-11 James M. Cline , Grace Dupuis , Zuowei Liu

Top squark-mediated annihilation of bino-like neutralinos to top-antitop pairs can play the dominant role in obtaining a thermal relic dark matter abundance in agreement with observations. In a previous paper, it was argued that this can…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stephen P. Martin

A search for dark matter produced in association with a Higgs boson decaying to a pair of bottom quarks is performed in proton-proton collisions at a center-of-mass energy of 13 TeV collected with the CMS detector at the LHC. The analyzed…

High Energy Physics - Experiment · Physics 2019-04-03 CMS Collaboration

Driven by the null results in the searches for dark matter, the field of direct dark matter detection is constantly evolving to push new frontiers. Ultimately, a vast parameter space for dark matter masses below a few GeV is yet to be…

High Energy Physics - Experiment · Physics 2025-12-18 Melih Solmaz

The searches for new particles that could be constituents of the dark matter in the universe are an essential part of the physics program of the experiments at the Large Hadron Collider. An overview of recent dark matter candidate searches…

High Energy Physics - Experiment · Physics 2018-09-18 Marta Felcini

We study the cosmology and LHC phenomenology of a consistent strongly interacting dark sector coupled to Standard Model particles through a generic vector mediator. We lay out the requirements for the model to be cosmologically viable,…

High Energy Physics - Phenomenology · Physics 2020-03-03 Elias Bernreuther , Felix Kahlhoefer , Michael Krämer , Patrick Tunney

We investigate the possibility that a massive weakly interacting fermion simultaneously provides for a dominant component of the dark matter relic density and an invisible decay width of the Higgs boson at the LHC. As a concrete model…

High Energy Physics - Phenomenology · Physics 2015-06-04 Matti Heikinheimo , Kimmo Tuominen , Jussi Virkajarvi

We study a light thermal scalar dark matter (DM) model with a light scalar mediator mixed with the standard model Higgs boson, including both the theoretical bounds and the current experimental constraints. The thermal scalar DM with the…

High Energy Physics - Phenomenology · Physics 2022-03-14 Tomoya Hara , Shinya Kanemura , Taisuke Katayose

We address the question how light the lightest MSSM neutralino can be as dark matter candidate in a scenario where all supersymmetric scalar particles are heavy. The hypothesis that the neutralino accounts for the observed dark matter…

High Energy Physics - Phenomenology · Physics 2015-06-23 Lorenzo Calibbi , Jonas M. Lindert , Toshihiko Ota , Yasutaka Takanishi

Dark matter scenarios are being tested at the LHC in the general-purpose experiments through promptly decaying states. In parallel, new dedicated detectors have been proposed for the LHC to probe dark matter portal theories predicting…

High Energy Physics - Experiment · Physics 2023-01-27 Vasiliki A. Mitsou

We examine the dark matter phenomenology in supersymmetric light higgs boson scenarios, adapting nonuniversal Higgs masses at the gauge coupling unification scale. The correct relic density is obtained mostly through the annihilation into a…

High Energy Physics - Phenomenology · Physics 2010-12-23 Debottam Das , Andreas Goudelis , Yann Mambrini

Dark matter particles, if sufficiently light, may be produced in decays of the Higgs boson. This Letter presents a statistical combination of searches for $H\to\textrm{invisible}$ decays where $H$ is produced according to the Standard Model…

High Energy Physics - Experiment · Physics 2020-03-31 ATLAS Collaboration

We consider LHC searches for dark matter in the mono-Higgs channel using the tools of effective field theory. This channel takes unique advantage of the presence of $SU(2)_L$ breaking in those operators to avoid the need for any…

High Energy Physics - Phenomenology · Physics 2015-06-17 Alexey A. Petrov , William Shepherd

We perform an analysis of Higgs portal models of dark matter (DM), where DM is light enough to contribute to invisible Higgs decays. Using effective field theory we show that DM can be a thermal relic only if there are additional light…

High Energy Physics - Phenomenology · Physics 2013-12-09 Admir Greljo , J. Julio , Jernej F. Kamenik , Christopher Smith , Jure Zupan

The CMS and ATLAS collaborations searched for Dark Matter (DM) particles directly produced in pair. The searches are performed using the full LHC Run-I dataset recorded with the CMS and ATLAS detectors in proton-proton collisions at a…

High Energy Physics - Experiment · Physics 2019-08-14 Annapaola de Cosa

We perform a general study of the relic density and LHC constraints on simplified models where the dark matter coannihilates with a strongly interacting particle X. In these models, the dark matter depletion is driven by the…

High Energy Physics - Phenomenology · Physics 2017-05-04 Sonia El Hedri , Anna Kaminska , Maikel de Vries , Jose Zurita

This paper presents a search for dark matter in the context of a two-Higgs-doublet model together with an additional pseudoscalar mediator, $a$, which decays into the dark-matter particles. Processes where the pseudoscalar mediator is…

High Energy Physics - Experiment · Physics 2021-12-03 ATLAS Collaboration

A comprehensive analysis of cosmological and collider constraints is presented for three simplified models characterised by a dark matter candidate (real scalar, Majorana fermion and real vector) and a coloured mediator (fermion, scalar and…

High Energy Physics - Phenomenology · Physics 2021-04-22 Chiara Arina , Benjamin Fuks , Luca Mantani , Hanna Mies , Luca Panizzi , Jakub Salko

In SUSY, a light dark matter is usually accompanied by light scalars to achieve the correct relic density, which opens new decay channels of the SM like Higgs boson. Under current experimental constraints including the latest LHC Higgs data…

High Energy Physics - Phenomenology · Physics 2015-06-17 Junjie Cao , Chengcheng Han , Lei Wu , Peiwen Wu , Jin Min Yang

This brief review covers recent results on searches for dark matter in collider experiments, as well as from direct and indirect detection observatories. It focuses on generic searches for dark matter signatures at the LHC, e.g. mono-X,…

High Energy Physics - Phenomenology · Physics 2022-07-06 Vasiliki A. Mitsou
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