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Effective WIMP models are minimal extensions of the standard model that explain the relic density of dark matter by the ``WIMP miracle.'' In this paper we consider the phenomenology of effective WIMPs with trilinear couplings to leptons and…

High Energy Physics - Phenomenology · Physics 2014-07-16 Spencer Chang , Ralph Edezhath , Jeffrey Hutchinson , Markus Luty

Weakly Interacting Massive Particles (WIMPs, $\chi$) are candidates for Dark Matter. WIMP searches at lepton colliders are complementary to searches at hadron colliders and direct and indirect detection, since they directly probe the…

High Energy Physics - Experiment · Physics 2017-02-20 Moritz Habermehl , Keisuke Fujii , Jenny List , Shigeki Matsumoto , Tomohiko Tanabe

A new method is proposed for extracting limits on spin-dependent WIMP-nucleon interaction cross sections from direct detection dark matter experiments. The new method has the advantage that the limits on individual WIMP-proton and…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. R. Tovey , R. J. Gaitskell , P. Gondolo , Y. Ramachers , L. Roszkowski

We explore the possible signatures of dark matter (DM) pair annihilations in the nearby dwarf spheroidal galaxy Draco. After investigating the mass models for Draco in the light of available observational data, we carefully model the DM…

Astrophysics · Physics 2008-11-26 S. Colafrancesco , S. Profumo , P. Ullio

Predicting the local flux of dark matter particles is vital for dark matter direct detection experiments. To date, such predictions have been based on simulations that model the dark matter alone. Here we include the influence of the…

Astrophysics of Galaxies · Physics 2015-05-13 J. I. Read , V. Debattista , O. Agertz , L. Mayer , A. M. Brooks , F. Governato , G. Lake

In this work we numerically re-examine the loop-induced WIMP-nucleon scattering cross section for the simplified dark matter models and the constraint set by the latest direct detection experiment. We consider a fermion, scalar or vector…

High Energy Physics - Phenomenology · Physics 2018-06-26 Tong Li

Angular Sensitivity can provide a key additional tool which might allow unambiguous separation of a signal due to Galactic halo WIMPs from other possible backgrounds in direct detectors. We provide a formalism which allows a calculation of…

Astrophysics · Physics 2009-10-31 Craig J. Copi , Lawrence M. Krauss

We study the effects of substructure in the Galactic halo on direct detection of dark matter, on searches for energetic neutrinos from WIMP annihilation in the Sun and Earth, and on the enhancement in the WIMP annihilation rate in the halo.…

Astrophysics · Physics 2008-11-26 Marc Kamionkowski , Savvas M. Koushiappas

Irrespective of the dark matter (DM) candidate, several potentially observable signatures derive from the velocity distribution of DM in halos, in particular in the Milky Way (MW) halo. Examples include direct searches for…

Astrophysics of Galaxies · Physics 2018-09-28 Thomas Lacroix , Martin Stref , Julien Lavalle

An ever-increasing body of evidence suggests that weakly interacting massive particles (WIMPs) constitute the bulk of the matter in the Universe. We illustrate how experimental data, dimensional analysis and Standard Model particle physics…

Astrophysics · Physics 2007-05-23 F. Halzen

The properties of a neutron star are studied in the presence of dark matter. We have considered a relatively light Weakly Interacting Massive Particle (WIMP) as a dark matter candidate with properties suggested by the results of the…

Nuclear Theory · Physics 2020-08-26 Abdul Quddus , Grigorios Panotopoulos , Bharat Kumar , Shakeb Ahmad , S. K. Patra

We calculate solar models including dark matter (DM) weakly-interacting massive particles (WIMPs) of mass 5-50 GeV and test these models against helioseismic constraints on sound speed, convection zone depth, convection zone helium…

Solar and Stellar Astrophysics · Physics 2010-11-08 Daniel T. Cumberbatch , Joyce. A. Guzik , Joseph Silk , L. Scott Watson , Stephen M. West

Cosmological structure formation predicts that our galactic halo contains an enormous hierarchy of substructures and streams, the remnants of the merging hierarchy that began with tiny Earth mass microhalos. If these structures persist…

Astrophysics of Galaxies · Physics 2015-03-19 Aurel Schneider , Lawrence M. Krauss , Ben Moore

The search for weakly interacting massive particles (WIMPs) by direct detection faces an encroaching background due to coherent neutrino-nucleus scattering. For a given WIMP mass the cross section at which neutrinos constitute a dominant…

Cosmology and Nongalactic Astrophysics · Physics 2016-09-28 Ciaran A. J. O'Hare

The XENON1T dark matter experiment aims to detect Weakly Interacting Massive Particles (WIMPs) through low-energy interactions with xenon atoms. To detect such a rare event necessitates the use of radiopure materials to minimize the number…

Instrumentation and Detectors · Physics 2018-01-24 XENON Collaboration , E. Aprile , J. Aalbers , F. Agostini , M. Alfonsi , F. D. Amaro , M. Anthony , F. Arneodo , P. Barrow , L. Baudis , B. Bauermeister , M. L. Benabderrahmane , T. Berger , P. A. Breur , A. Brown , E. Brown , S. Bruenner , G. Bruno , R. Budnik , L. Bütikofer , J. Calven , J. M. R. Cardoso , M. Cervantes , D. Cichon , D. Coderre , A. P. Colijn , J. Conrad , J. P. Cussonneau , M. P. Decowski , P. de Perio , P. Di Gangi , A. Di Giovanni , S. Diglio , G. Eurin , J. Fei , A. D. Ferella , A. Fieguth , D. Franco , W. Fulgione , A. Gallo Rosso , M. Galloway , F. Gao , M. Garbini , C. Geis , L. W. Goetzke , L. Grandi , Z. Greene , C. Grignon , C. Hasterok , E. Hogenbirk , R. Itay , B. Kaminsky , G. Kessler , A. Kish , H. Landsman , R. F. Lang , D. Lellouch , L. Levinson , M. Le Calloch , Q. Lin , S. Lindemann , M. Lindner , J. A. M. Lopes , A. Manfredini , I. Maris , T. Marrodán Undagoitia , J. Masbou , F. V. Massoli , D. Masson , D. Mayani , M. Messina , K. Micheneau , B. Miguez , A. Molinario , M. Murra , J. Naganoma , K. Ni , U. Oberlack , P. Pakarha , B. Pelssers , R. Persiani , F. Piastra , J. Pienaar , M. -C. Piro , V. Pizzella , G. Plante , N. Priel , L. Rauch , S. Reichard , C. Reuter , A. Rizzo , S. Rosendahl , N. Rupp , R. Saldanha , J. M. F. dos Santos , G. Sartorelli , M. Scheibelhut , S. Schindler , J. Schreiner , M. Schumann , L. Scotto Lavina , M. Selvi , P. Shagin , E. Shockley , M. Silva , H. Simgen , M. v. Sivers , A. Stein , D. Thers , A. Tiseni , G. Trinchero , C. D. Tunnell , N. Upole , H. Wang , Y. Wei , C. Weinheimer , J. Wulf , J. Ye , Y. Zhang , M. Laubenstein , S. Nisi

We propose an improved method to study recent and near-future dark matter direct detection experiments with small numbers of observed events. Our method determines in a quantitative and halo-independent way whether the experiments point…

High Energy Physics - Phenomenology · Physics 2015-03-24 Brian Feldstein , Felix Kahlhoefer

In the earlier work on the development of a model-independent data analysis method for determining the mass of Weakly Interacting Massive Particles (WIMPs) by using measured recoil energies from direct Dark Matter detection experiments…

High Energy Physics - Phenomenology · Physics 2015-03-13 Yu-Ting Chou , Chung-Lin Shan

We continue the study of weakly interacting massive particles (WIMP) started in [arXiv:2107.09688], focusing on a single complex electroweak $n$-plet with non-zero hypercharge added to the Standard Model. The minimal splitting between the…

High Energy Physics - Phenomenology · Physics 2022-11-23 Salvatore Bottaro , Dario Buttazzo , Marco Costa , Roberto Franceschini , Paolo Panci , Diego Redigolo , Ludovico Vittorio

We investigate the reconstruction capabilities of Dark Matter mass and spin-independent cross-section from future ton-scale direct detection experiments using germanium, xenon or argon as targets. Adopting realistic values for the exposure,…

Cosmology and Nongalactic Astrophysics · Physics 2011-06-21 Miguel Pato , Laura Baudis , Gianfranco Bertone , Roberto Ruiz de Austri , Louis E. Strigari , Roberto Trotta

The velocity distribution function (VDF) of the hypothetical Weakly Interacting Massive Particles (WIMPs), currently the most favored candidate for the Dark Matter (DM) in the Galaxy, is determined directly from the circular speed…

Astrophysics of Galaxies · Physics 2013-05-01 Pijushpani Bhattacharjee , Soumini Chaudhury , Susmita Kundu , Subhabrata Majumdar