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We seek to explain both the seeming observation of dark matter by the seasonal variation of the DAMA-LIBRA data and the observation of "electron recoil" events at Xenon1T in which the liquid Xe scintillator was excited by electrons - in…

高能物理 - 唯象学 · 物理学 2022-03-11 C. D. Froggatt , H. B. Nielsen

In this article, I summarize and discuss the body of evidence which has accumulated in favor of dark matter in the form of approximately 10 GeV particles. This evidence includes the spectrum and angular distribution of gamma rays from the…

宇宙学与河外天体物理 · 物理学 2012-01-09 Dan Hooper

COSINE-100 is a direct dark matter search experiment, with the primary goal of testing the annual modulation signal observed by DAMA/LIBRA, using the same target material, NaI(Tl). In previous analyses, we achieved the same 1 keV energy…

The DAMA experiment searches for Weakly Interacting Massive Particle (WIMP) dark matter via its expected but rare interactions within the detector, where the interaction rates will modulate throughout the year due to the orbital motion of…

宇宙学与河外天体物理 · 物理学 2015-06-16 Chris Kelso , Pearl Sandick , Christopher Savage

Direct searches for Dark Matter (DM) are continuously improving, probing down to lower and lower DM-nucleon interaction cross sections. For strongly-interacting massive particle (SIMP) Dark Matter, however, the accessible cross section is…

高能物理 - 唯象学 · 物理学 2018-07-03 Bradley J. Kavanagh

We investigate the diurnal modulation of the event rate for dark matter scattering on solid targets arising from the directionally dependent defect creation threshold energy. In particular, we quantify how this effect would help in…

We study the properties and direct detection prospects of an as of yet neglected population of dark matter (DM) particles moving in orbits gravitationally bound to the Earth. This DM population is expected to form via scattering by nuclei…

宇宙学与河外天体物理 · 物理学 2017-09-27 Riccardo Catena , Chris Kouvaris

Recently, the CoGeNT collaboration presented a positive signal for an annual modulation in their data set. In light of the long standing annual modulation signal in DAMA/LIBRA, we analyze the compatibility of both of these signal within the…

高能物理 - 唯象学 · 物理学 2012-06-26 Thomas Schwetz , Jure Zupan

DAMA is an observatory for rare processes based on the development and use of various kinds of radiopure scintillators. Several low background set-ups have been realized with passing and many rare processes have been investigated. Main…

We report on a search for electronic recoil event rate modulation signatures in the XENON100 data accumulated over a period of 4 years, from January 2010 to January 2014. A profile likelihood method, which incorporates the stability of the…

宇宙学与河外天体物理 · 物理学 2017-03-08 The 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. Butikofer , 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 , 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 , Q. Lin , S. Lindemann , M. Lindner , J. A. M. Lopes , A. Manfredini , I. Maris , T. Marrodan 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 , V. Pizzella , M. -C. Piro , G. Plante , N. Priel , L. Rauch , S. Reichard , C. Reuter , A. Rizzo , S. Rosendahl , N. Rupp , J. M. F. dos Santos , G. Sartorelli , M. Scheibelhut , S. Schindler , J. Schreiner , M. Schumann , L. Scotto Lavina , M. Selvi , P. Shagin , M. Silva , H. Simgen , M. v. Sivers , A. Stein , D. Thers , A. Tiseni , G. Trinchero , C. Tunnell , H. Wang , Y. Wei , C. Weinheimer , J. Wulf , J. Ye , Y. Zhang

A light scalar WIMP is studied in view of the recent results of the DAMA collaboration. In a scenario where both the WIMP's annihilation and its elastic scattering on nuclei occur dominantly through Higgs exchange, a one-to-one relation…

高能物理 - 唯象学 · 物理学 2009-05-07 Sarah Andreas

Dark matter (DM) self-interactions affect the gravitational capture of DM in the Sun and Earth differently as a simple consequence of the differing kinematics of collisions within the two potential wells: the dominant effect of…

高能物理 - 唯象学 · 物理学 2019-06-14 Cristian Gaidau , Jessie Shelton

Future multi-tonne Direct Detection experiments will be sensitive to solar neutrino induced nuclear recoils which form an irreducible background to light Dark Matter searches. Indeed for masses around 6 GeV the spectra of neutrinos and Dark…

高能物理 - 唯象学 · 物理学 2015-03-10 Jonathan H. Davis

The diffuse gamma ray emission from astrophysical backgrounds in our Galaxy and the signal due to the annihilation or decay of Dark Matter (DM) in the Galactic Halo are expected to have a substantially different morphology and spectral…

高能天体物理现象 · 物理学 2019-08-14 Gabrijela Zaharijas , Alessandro Cuoco , Zhaoyu Yang , Jan Conrad

Main arguments on the Dark Matter particle direct detection approach are addressed on the basis of the work and of the results of the about 100 kg highly radiopure NaI(Tl) DAMA experiment (DAMA/NaI), which has been operative at the Gran…

Dark Matter (DM) residing in a secluded sector with suppressed portal interaction could evade direct detections and collider searches. The indirect detections provide the most robust probe to this scenario. Depending on the structure of the…

高能物理 - 唯象学 · 物理学 2023-08-14 Jinmian Li , Takaaki Nomura , Junle Pei , Xiangwei Yin , Cong Zhang

Recently, the DAMA/LIBRA experiment has convincingly confirmed the DAMA/NaI annual modulation signal, experimentally demonstrating the existence of non-baryonic dark matter in the halo of our galaxy. Meanwhile, in another part of town,…

高能物理 - 唯象学 · 物理学 2008-11-26 R. Foot

The CoGeNT and DAMA/LIBRA experiments have found evidence for the spin-independent scattering from nuclei of a light dark matter (DM) particle, 7-12 GeV, which is not excluded by the XENON DM experiments. We show that this putative DM…

高能物理 - 唯象学 · 物理学 2014-11-21 Vernon Barger , Mathew McCaskey , Gabe Shaughnessy

Measurements from the Gaia satellite have greatly increased our knowledge of the dark matter velocity distributions in the Solar neighborhood. There is evidence for multiple cold structures nearby, including a high-velocity stream…

高能物理 - 唯象学 · 物理学 2019-10-03 Matthew R. Buckley , Gopolang Mohlabeng , Christopher W. Murphy

Dark matter in spiral galaxies like the Milky Way may take the form of a dark plasma. Hidden sector dark matter charged under an unbroken $U(1)'$ gauge interaction provides a simple and well defined particle physics model realising this…

星系天体物理 · 物理学 2016-01-27 Jackson D. Clarke , Robert Foot