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Related papers: Bulk and Surface Event Identification in p-type Ge…

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Event shape analysis has been used to look for DCC signals in simulated ultra-relativistic heavy-ion collision data at SPS energy. A simple redistribution of particles, with two detectors to detect charged particles and photons, is seen to…

Nuclear Experiment · Physics 2009-10-31 B. K. Nandi , G. C. Mishra , B. Mohanty , D. P. Mahapatra , T. K. Nayak

High Purity germanium point-contact detectors have low energy thresholds and excellent energy resolution over a wide energy range, and are thus widely used in nuclear and particle physics. In rare event searches, such as neutrinoless double…

Instrumentation and Detectors · Physics 2019-02-20 S. Mertens , A. Hegai , D. C. Radford , N. Abgrall , Y. -D. Chan , R. D. Martin , A. W. P. Poon , C. Schmitt

In this letter we point out the possibility to study new physics in the neutrino sector using dark matter detectors based on liquid xenon. These are characterized by very good spatial resolution and extremely low thresholds for electron…

High Energy Physics - Phenomenology · Physics 2015-06-22 Pilar Coloma , Patrick Huber , Jonathan M. Link

We study how the combined observation of dark matter in various direct detection experiments can be used to determine the phenomenological properties of WIMP dark matter: mass, spin-dependent (SD) and spin-independent (SI) scattering cross…

High Energy Physics - Phenomenology · Physics 2015-06-15 D. G. Cerdeno , C. Cuesta , M. Fornasa , E. Garcia , C. Ginestra , Ji-Haeng Huh , M. Martinez , Y. Ortigoza , M. Peiro , J. Puimedon , L. Robledo , M. L. Sarsa

The Cryogenic Dark Matter search experiment (CDMS) employs low-temperature Ge and Si detectors to detect WIMPs via their elastic scattering of target nuclei. The last analysis with an germanium exposure of 397.8 kg-days resulted in zero…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 T. Bruch

We propose a novel method to determine the mass scale of ambient dark matter, applicable to (at least effectively) two-dimensional direct detection experiments that allow for directionality observables. Due to the motion of the solar system…

High Energy Physics - Phenomenology · Physics 2026-04-22 Daeyeong Jeong , Doojin Kim , Jong-Chul Park

Coherent elastic neutrino- and WIMP-nucleus interaction signatures are expected to be quite similar. This paper discusses how a next generation ton-scale dark matter detector could discover neutrino-nucleus coherent scattering, a…

High Energy Physics - Phenomenology · Physics 2011-09-07 A. J. Anderson , J. M. Conrad , E. Figueroa-Feliciano , K. Scholberg , J. Spitz

We perform an independent analysis of data from the CoGeNT direct detection experiment to quantify the evidence for dark matter recoils. We critically re-examine the assumptions that enter the analysis, focusing specifically on the…

High Energy Physics - Phenomenology · Physics 2014-08-08 Jonathan H. Davis , Christopher McCabe , Celine Boehm

A fraction of the dark matter may consist of a particle species that interacts much more strongly with the Standard Model than a typical weakly interacting massive particle (WIMP) of similar mass. Such a strongly interacting dark matter…

High Energy Physics - Phenomenology · Physics 2022-08-12 David McKeen , Marianne Moore , David E. Morrissey , Maxim Pospelov , Harikrishnan Ramani

Directional detection of galactic Dark Matter is a promising search strategy for discriminating genuine WIMP events from background ones. However, to take full advantage of this powerful detection method, one need to be able to extract…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-15 J. Billard , F. Mayet , J. F. Macias-Perez , D. Santos , C. Grignon , O. Guillaudin

Exploring hit positions of recorded events can help to understand and suppress backgrounds in rare event searching experiments. In this study, we virtually segment a small contact P-type high purity germanium detector (HPGe) into two…

Instrumentation and Detectors · Physics 2024-09-06 W. H. Dai , H. Ma , Z. Zeng , L. T. Yang , Q. Yue , J. P. Cheng

Using data from the $\nu$-cleus detector, based on the surface of the Earth, we place constraints on dark matter in the form of Strongly Interacting Massive Particles (SIMPs) which interact with nucleons via nuclear-scale cross sections.…

High Energy Physics - Phenomenology · Physics 2017-11-21 Jonathan H. Davis

Directional detection is a promising search strategy to discover galactic Dark Matter. Taking advantage on the rotation of the Solar system around the Galactic center through the Dark Matter halo, it allows to show a direction dependence of…

Instrumentation and Methods for Astrophysics · Physics 2010-09-29 J. Billard , F. Mayet , D. Santos

Direction sensitive direct detection of Weakly Interacting Massive Particles (WIMPs) as dark matter would provide an unambiguous non-gravitational signature of dark matter (DM). The diurnal variation of DM signal due to earth's rotation…

High Energy Physics - Phenomenology · Physics 2012-04-16 Abhijit Bandyopadhyay , Debasish Majumdar

Discrete symmetries played a central role in elucidating the structure of the weak interactions, and they will probably be equally crucial regarding the interactions of the dark matter (DM) particle -- whose nature remains elusive. In this…

High Energy Physics - Phenomenology · Physics 2021-05-19 Riccardo Catena , Joakim Hagel , Carlos E. Yaguna

The EDELWEISS-II experiment uses cryogenic heat-and-ionization detectors in order to detect the rare interactions from possible WIMP dark matter particles on Germanium nuclei. Recently, new-generation detectors with an interleaved electrode…

Cosmology and Nongalactic Astrophysics · Physics 2019-08-13 E. Armengaud

Rates for detection of weakly-interacting massive-particle (WIMP) dark matter are usually carried out assuming the Milky Way halo is an isothermal sphere. However, it is possible that our halo is not precisely spherical; it may have some…

High Energy Physics - Phenomenology · Physics 2010-11-30 Marc Kamionkowski , Ali Kinkhabwala

This paper treats the problem of detecting periodicity in a sequence of photon arrival times, which occurs, for example, in attempting to detect gamma-ray pulsars. A particular focus is on how auxiliary information, typically source…

Methodology · Statistics 2009-11-13 Peter Bickel , Bas Kleijn , John Rice

Light WIMP dark matter and hidden sector dark matter have been proposed to explain the DAMA, CoGeNT and CRESST-II data. Both of these approaches feature spin independent elastic scattering of dark matter particles on nuclei. Light WIMP dark…

High Energy Physics - Phenomenology · Physics 2012-11-15 R. Foot