English
Related papers

Related papers: Dark matter searches at LHCb

200 papers

We present sensitivity of LHC differential cross-section measurements to so-called "stealth dark matter" scenarios occurring in an SU(N) dark gauge group, where constituents are charged under the Standard Model and N=2 or 4. The low-energy…

High Energy Physics - Phenomenology · Physics 2022-01-20 J. M. Butterworth , L. Corpe , X. Kong , S. Kulkarni , M. Thomas

The nature of dark matter is one of the greatest mysteries in modern physics and astronomy. A wide variety of experiments have been carried out worldwide to search for the evidence of particle dark matter. Chinese physicists started…

Instrumentation and Methods for Astrophysics · Physics 2020-04-10 Li Zhao , Jianglai Liu

We present a search for large extra dimensions and dark matter pair-production using events with a photon and missing transverse energy in pp collisions at $\sqrt{s} =8$ TeV. This search is done with the data taken by the CMS experiment at…

High Energy Physics - Experiment · Physics 2014-09-16 Zeynep Demiragli

One of the most promising strategies to identify the nature of dark matter consists in the search for new particles at accelerators and with so-called direct detection experiments. Working within the framework of simplified models, and…

High Energy Physics - Phenomenology · Physics 2018-05-04 Gianfranco Bertone , Nassim Bozorgnia , Jong Soo Kim , Sebastian Liem , Christopher McCabe , Sydney Otten , Roberto Ruiz de Austri

Even though there are strong astrophysical and cosmological indications to support the existence of dark matter, its exact nature remains unknown. We expect dark matter to produce standard model particles when annihilating or decaying,…

High Energy Astrophysical Phenomena · Physics 2021-09-24 Nadège Iovine , Juan A. Aguilar

We review several current aspects of dark matter theory and experiment. We overview the present experimental status, which includes current bounds and recent claims and hints of a possible signal in a wide range of experiments: direct…

High Energy Physics - Phenomenology · Physics 2018-06-13 Leszek Roszkowski , Enrico Maria Sessolo , Sebastian Trojanowski

A search for dark matter particles is performed using events with a pair of W bosons and large missing transverse momentum. Candidate events are selected by requiring one or two leptons ($\ell =$ electrons or muons). The analysis is based…

High Energy Physics - Experiment · Physics 2024-03-27 CMS Collaboration

Searches for dark matter produced via scalar resonances in final states consisting of Standard Model (SM) particles and missing transverse momentum are of high relevance at the LHC. Motivated by dark-matter portal models, most existing…

High Energy Physics - Phenomenology · Physics 2023-09-19 Danyer Perez Adan , Henning Bahl , Alexander Grohsjean , Victor Martin Lozano , Christian Schwanenberger , Georg Weiglein

Comparisons of the coverage of current and proposed dark matter searches can help us to understand the context in which a discovery of particle dark matter would be made. In some scenarios, a discovery could be reinforced by information…

The existence of Dark Matter (DM) is a well established fact since many decades, thanks to the observation of the effects of its gravitational interaction with the ordinary matter in the Universe. However, our knowledge of the Dark Matter…

High Energy Physics - Phenomenology · Physics 2020-09-08 Alessandra Filippi , Marzio De Napoli

Despite significant experimental sensitivity to point-like, weakly interacting particles at the electroweak mass scale, dark matter has not been found yet. This could hint at a more complex dark sector with multiple states or composite dark…

High Energy Physics - Phenomenology · Physics 2023-01-02 Juri Smirnov

The paper contains description of the main properties of the galactic dark matter (DM) particles, available approaches for detection of DM, main features of direct DM detection, ways to estimate prospects for the DM detection, the first…

High Energy Physics - Phenomenology · Physics 2016-09-21 Vadim A. Bednyakov

Searches in CMS for dark matter in final states with invisible particles recoiling against jets, top, W, Z, photon, and Higgs are presented. Various topologies are explored, covering several specific dark-matter production modes. The…

High Energy Physics - Experiment · Physics 2016-11-10 Shin-Shan Yu

In recent years, the LHCb collaboration has published results on the measurement of several observables associated to semileptonic $b \to s$ transitions. Interestingly, various deviations from their expected values in the Standard Model…

High Energy Physics - Phenomenology · Physics 2018-12-10 Avelino Vicente

The presence of dark matter in the Universe is nowadays widely supported by a large body of astronomical and cosmological observations. The central region of the Milky Way is expected to harbor a large amount of dark matter.…

High Energy Astrophysical Phenomena · Physics 2019-08-14 Lucia Rinchiuso , Emmanuel Moulin

As cosmology has entered a phase of precision experiments, the content of the universe has been established to contain interesting and not yet fully understood components, namely dark energy and dark matter. While the cause and exact nature…

High Energy Physics - Phenomenology · Physics 2015-06-25 Lars Bergstrom

Dark matter is one of the biggest open questions in physics today. It is known that it interacts gravitationally with luminous matter, so accelerometer-based searches are inherently interesting. In this article we present recent (and…

Cosmology and Nongalactic Astrophysics · Physics 2021-09-08 Nataniel L. Figueroa , Dmitry Budker , Ernst M. Rasel

In a large class of scenarios, dark matter (DM) particles that belong to a multiplet of the standard model (SM) weak interactions are challenging to probe in direct detection experiments due to loop-suppressed cross-sections. Direct…

High Energy Physics - Phenomenology · Physics 2019-04-15 Tao Han , Satyanarayan Mukhopadhyay , Xing Wang

The possibility of using CCD detectors in a low threshold direct detection dark matter search experiment is discussed. We present the main features of the DECam detectors that make them a good alternative for such an experiment, namely…

High Energy Physics - Experiment · Physics 2008-07-01 J. Estrada , H. Cease , H. T. Diehl , B. Flaugher , J. Jones , D. Kubik , A. Sonnenschein

Dark matter (DM) is currently searched for with a variety of detection strategies. Accelerator searches are particularly promising, but even if Weakly Interacting Massive Particles (WIMPs) are found at the Large Hadron Collider (LHC), it…

High Energy Physics - Phenomenology · Physics 2010-10-13 Gianfranco Bertone , David G. Cerdeno , Mattia Fornasa , Roberto Ruiz de Austri , Roberto Trotta
‹ Prev 1 8 9 10 Next ›