English
Related papers

Related papers: Displaced Dark Matter at Colliders

200 papers

SuperWeakly-Interacting Massive Particles (superWIMPs) produced in the late decays of other particles are well-motivated dark matter candidates and may be favored over standard Weakly-Interacting Massive Particles (WIMPs) by small scale…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jose A. R. Cembranos , Jonathan L. Feng , Arvind Rajaraman , Bryan T. Smith , Fumihiro Takayama

Dark matter may be composed of superWIMPs, superweakly-interacting massive particles produced in the late decays of other particles. We focus here on the well-motivated supersymmetric example of gravitino LSPs. Gravitino superWIMPs share…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jonathan L. Feng , Arvind Rajaraman , Bryan T. Smith , Shufang Su , Fumihiro Takayama

If the dark matter (DM) consists of a weakly interacting massive particle (WIMP), it can be produced and studied at future collider experiments like those at the LHC. The production of collider-stable WIMPs is characterized by hard…

High Energy Physics - Phenomenology · Physics 2009-07-15 Spencer Chang , Andre de Gouvea

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

A hidden sector that kinetically mixes with the Minimal Supersymmetric Standard Model provides simple and well-motivated dark matter candidates that possess many of the properties of a traditional weakly interacting massive particle (WIMP).…

High Energy Physics - Phenomenology · Physics 2020-10-21 Patrick Barnes , Zachary Johnson , Aaron Pierce , Bibhushan Shakya

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

Displaced vertices at colliders, arising from the production and decay of long-lived particles, probe dark matter candidates produced via freeze-in. If one assumes a standard cosmological history, these decays happen inside the detector…

High Energy Physics - Phenomenology · Physics 2021-06-10 Lorenzo Calibbi , Francesco D'Eramo , Sam Junius , Laura Lopez-Honorez , Alberto Mariotti

Assuming that cosmological dark matter consists of weakly interacting massive particles, we use the recent precise measurement of cosmological parameters to predict the guaranteed rates of production of such particles in association with…

High Energy Physics - Phenomenology · Physics 2009-10-09 Andreas Birkedal , Konstantin Matchev , Maxim Perelstein

In these Lectures I review possible constraints on particle physics models, obtained by means of combining the results of collider measurements with astrophysical data. I emphasize the theoretical-model dependence of these results. I…

High Energy Physics - Phenomenology · Physics 2017-08-23 Nikolaos E. Mavromatos

If the cosmic dark matter consists of weakly-interacting massive particles, these particles should be produced in reactions at the next generation of high-energy accelerators. Measurements at these accelerators can then be used to determine…

High Energy Physics - Phenomenology · Physics 2008-11-26 Edward A. Baltz , Marco Battaglia , Michael E. Peskin , Tommer Wizansky

While the paradigm of a weakly interacting massive particle (WIMP) has guided our search strategies for dark matter in the past decades, their null-results have stimulated growing interest in alternative explanations pointing towards…

High Energy Physics - Phenomenology · Physics 2018-05-22 Jan Heisig

The problem of the dark matter in the universe is reviewed. A short history of the subject is given, and several of the most obvious particle candidates for dark matter are identified. Particular focus is given to weakly interacting,…

High Energy Astrophysical Phenomena · Physics 2012-06-15 Lars Bergström

Dark Matter is a hypothetical particle proposed to explain the missing matter expected from the cosmological observation. The motivation of Dark Matter is overwhelming however as it is mainly deduced from its gravitational interaction, for…

High Energy Physics - Experiment · Physics 2016-02-04 Siew Yan Hoh , Jyothsna Komaragiri , Wan Ahmad Tajuddin Bin Wan Abdullah

Multiple astrophysical and cosmological observations show that the majority of the matter in the universe is non-luminous. It is not made of known particles, and it is called dark matter. This is one of the few pieces of concrete…

High Energy Physics - Experiment · Physics 2020-01-01 Oliver Buchmueller , Caterina Doglioni , Lian-Tao Wang

The identity of dark matter is a question of central importance in both astrophysics and particle physics. In the past, the leading particle candidates were cold and collisionless, and typically predicted missing energy signals at particle…

Cosmology and Nongalactic Astrophysics · Physics 2011-02-03 Jonathan L. Feng

One of the key questions in particle physics and astrophysics is the nature of dark matter, which existence has been confirmed in many astrophysical and cosmological observations. Besides direct and indirect detection experiments, collider…

High Energy Physics - Experiment · Physics 2019-09-05 Jeanette Miriam Lorenz

We consider a broad class of supersymmetric theories in which dark matter (DM) is the lightest superpartner (LSP) of a hidden sector that couples very weakly to visible sector fields. Portal interactions connecting visible and hidden…

High Energy Physics - Phenomenology · Physics 2011-04-11 Clifford Cheung , Gilly Elor , Lawrence J. Hall , Piyush Kumar

We propose a new alternative to the Weakly Interacting Massive Particle (WIMP) paradigm for dark matter. Rather than being determined by thermal freeze-out, the dark matter abundance in this scenario is set by dark matter decay, which is…

High Energy Physics - Phenomenology · Physics 2017-08-16 Michael J. Baker , Joachim Kopp

Dark Matter (DM) detection prospects at future e+e- colliders are reviewed under the assumption that DM particles are fermions of the Majorana or Dirac type. Although the discussion is quite general, one will keep in mind the recently…

High Energy Physics - Experiment · Physics 2014-11-04 Francois Richard , Giorgio Arcadi , Yann Mambrini

Dark matter may form bound states in a dark sector with an attractive force between two dark matter particles. Searches for dark matter at colliders can differ dramatically from routine searches if bound states, dubbed darkonia, are…

High Energy Physics - Phenomenology · Physics 2025-06-19 Yang Bai , Susanne Westhoff
‹ Prev 1 2 3 10 Next ›