English
Related papers

Related papers: Profile likelihood ratio analysis techniques for r…

200 papers

We present a likelihood analysis of the parameter space of the constrained minimal supersymmetric extension of the Standard Model (CMSSM), in which the input scalar masses m_0 and fermion masses m_{1/2} are each assumed to be universal. We…

High Energy Physics - Phenomenology · Physics 2009-09-11 John Ellis , Keith A. Olive , Yudi Santoso , Vassilis C. Spanos

The MiniCLEAN dark matter experiment will exploit a single-phase liquid-argon detector instrumented with photomultiplier tubes submerged in the cryogen with nearly 4pi coverage of a 500 kg (150 kg) target (fiducial) mass. The high light…

Instrumentation and Detectors · Physics 2011-10-06 Andrew Hime

We present here the principles of detection of Weakly Interacting Massive Particles, which could represent a large contribution to Dark Matter. A status of the experimental situation is given both for indirect and direct detection. In…

Astrophysics · Physics 2019-08-14 O. Martineau

The Cryogenic Dark Matter Search (CDMS) utilizes large mass, 3" diameter x 1" thick target masses as particle detectors. The target is instrumented with both phonon and ionization sensors, the later providing a $\sim$1 V cm$^{-1}$ electric…

The combination of S-matrix unitarity and the dynamics of thermal freeze-out for massive relic particles (denoted here simply by WIMPs) implies a lower limit on the density of such particles, that provide a (potentially sub-dominant)…

High Energy Physics - Phenomenology · Physics 2015-07-29 Kfir Blum , Yanou Cui , Marc Kamionkowski

Radio-frequency, indirect dark matter searches have recently been gaining prevalence, due to the high sensitivity and resolution capabilities of the new generation of radio interferometers. MeerKAT is currently one of the most sensitive…

Cosmology and Nongalactic Astrophysics · Physics 2024-01-09 Natasha Lavis , Michael Sarkis , Geoff Beck , Kenda Knowles

We compare updated predictions for the elastic scattering of supersymmetric neutralino dark matter with the improved experimental upper limit recently published by CDMS II. We take into account the possibility that the \pi-nucleon \Sigma…

High Energy Physics - Phenomenology · Physics 2010-04-06 John Ellis , Keith A. Olive , Yudi Santoso , Vassilis C. Spanos

In the cosmological paradigm, cold dark matter (DM) dominates the mass content of the Universe and is present at every scale. Candidates for DM include many extensions of the standard model, with a weakly interacting massive particle (WIMP)…

High Energy Astrophysical Phenomena · Physics 2019-08-14 B. Zitzer

SIMPLE is an experimental search for evidence of spin-dependent dark matter, based on superheated droplet detectors using C$_{2}$ClF$_{5}$. We report preliminary results of a 0.6 kgdy exposure of five one liter devices, each containing…

High Energy Physics - Experiment · Physics 2016-11-03 TA Girard , F. Giuliani , J. I. Collar

I describe the new instrumentation for the SIMPLE dark matter search experiment, and its use in identifying, validating and rejecting non-WIMP backgrounds in the first stage of the Phase II project measurements. Beyond intrinsic acoustic…

Instrumentation and Methods for Astrophysics · Physics 2011-01-11 M. Felizardo

The CDMS experiment aims to directly detect massive, cold dark matter particles originating from the Milky Way halo. Charge and lattice excitations are detected after a particle scatters in a Ge or Si crystal kept at ~30 mK, allowing to…

Astrophysics · Physics 2008-11-26 Laura Baudis

Small cryogenic detectors with efficient background rejection now best longer established and heavier direct dark matter searches. This paper reviews the experiments, results and prospects.

Astrophysics · Physics 2007-05-23 P. C. F. Di Stefano

The purpose of this document is to describe the upgrade of the CRESST dark matter search at LNGS. The proposed strategy will allow to explore a region of the parameter space for spin-independent WIMP-nucleon elastic scattering corresponding…

We perform a low-mass dark matter search using an exposure of 30\,kg$\times$yr with the XENON100 detector. By dropping the requirement of a scintillation signal and using only the ionization signal to determine the interaction energy, we…

Cosmology and Nongalactic Astrophysics · Physics 2016-12-20 XENON100 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 , A. Buss , L. Bütikofer , 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 , E. Duchovni , A. D. Ferella , A. Fieguth , D. Franco , W. Fulgione , M. Galloway , M. Garbini , C. Geis , L. W. Goetzke , Z. Greene , C. Grignon , E. Gross , C. Hasterok , E. Hogenbirk , R. Itay , B. Kaminsky , G. Kessler , A. Kish , H. Landsman , R. F. Lang , L. Levinson , M. Le Calloch , C. Levy , F. Linde , S. Lindemann , M. Lindner , J. A. M. Lopes , A. Lyashenko , A. Manfredini , T. Marrodán Undagoitia , J. Masbou , F. V. Massoli , D. Masson , D. Mayani , A. J. Melgarejo Fernandez , Y. Meng , M. Messina , K. Micheneau , B. Miguez , A. Molinario , M. Murra , J. Naganoma , U. Oberlack , S. E. A. Orrigo , P. Pakarha , B. Pelssers , R. Persiani , F. Piastra , J. Pienaar , 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 , H. Simgen , A. Stein , D. Thers , A. Tiseni , G. Trinchero , C. D. Tunnell , M. von Sivers , R. Wall , H. Wang , M. Weber , Y. Wei , C. Weinheimer , J. Wulf , Y. Zhang

In this talk I have presented the data analysis results of extracting properties of halo WIMPs: the mass and the (ratios between the) spin-independent and spin-dependent couplings/cross sections on nucleons by the AMIDAS website by taking…

High Energy Physics - Phenomenology · Physics 2015-06-03 Chung-Lin Shan

{\tenrm The possibility of detecting supersymmetric dark matter is examined within the framework of the minimal supergravity model (MSGM), where the $\tilde{Z}_{1}$ is the LSP for almost the entire parameter space. A brief discussion is…

High Energy Physics - Phenomenology · Physics 2009-09-25 R. Arnowitt , Pran Nath

Identifying the nature and origin of dark matter is one of the major challenges for modern astro and particle physics. Direct dark-matter searches aim at an observation of dark-matter particles interacting within detectors. The focus of…

We report recent results of a WIMP dark matter search experiment using 310g of CaF2(Eu) scintillator at Kamioka Observatory. We chose a highly radio-pure crystal, PMTs and radiation shields, so that the background rate decreased…

Astrophysics · Physics 2008-11-26 Y. Shimizu , M. Minowa , W. Suganuma , Y. Inoue

The Cryogenic Dark Matter Search (CDMS II) experiment aims to detect dark matter particles that elastically scatter from nuclei in semiconductor detectors. The resulting nuclear-recoil energy depositions are detected by ionization and…

Instrumentation and Detectors · Physics 2018-07-31 R. Agnese , A. J. Anderson , T. Aramaki , W. Baker , D. Balakishiyeva , S. Banik , D. Barker , R. Basu Thakur , D. A. Bauer , T. Binder , A. Borgland , M. A. Bowles , P. L. Brink , R. Bunker , B. Cabrera , D. O. Caldwell , R. Calkins , C. Cartaro , D. G. Cerdeno , H. Chagani , Y. -Y. Chang , Y. Chen , J. Cooley , B. Cornell , P. Cushman , M. Daal , T. Doughty , E. M. Dragowsky , L. Esteban , S. Fallows , E. Fascione , E. Figueroa-Feliciano , M. Fritts , G. Gerbier , R. Germond , M. Ghaith , G. L. Godfrey , S. R. Golwala , J. Hall , H. R. Harris , D. Holmgren , Z. Hong , L. Hsu , M. E. Huber , V. Iyer , D. Jardin , A. Jastram , C. Jena , M. H. Kelsey , A. Kennedy , A. Kubik , N. A. Kurinsky , A. Leder , E. Lopez Asamar , P. Lukens , D. MacDonell , R. Mahapatra , V. Mandic , N. Mast , K. A. McCarthy , E. H. Miller , N. Mirabolfathi , R. A. Moffatt , B. Mohanty , D. Moore , J. D. Morales Mendoza , J. Nelson , S. M. Oser , K. Page , W. A. Page , R. Partridge , M. Penalver Martinez , M. Pepin , A. Phipps , S. Poudel , M. Pyle , H. Qiu , W. Rau , P. Redl , A. Reisetter , A. Roberts , H. E. Rogers , A. E. Robinson , T. Saab , B. Sadoulet , J. Sander , K. Schneck , R. W. Schnee , S. Scorza , K. Senapati , B. Serfass , D. Speller , P. C. F. Di Stefano , M. Stein , J. Street , H. A. Tanaka , D. Toback , R. Underwood , A. N. Villano , B. von Krosigk , B. Welliver , J. S. Wilson , M. J. Wilson , D. H. Wright , S. Yellin , J. J. Yen , B. A. Young , X. Zhang , X. Zhao

We present the current status of CRESST(Cryogenic Rare Event Search using Superconducting Thermometers) project and new results concerning the development of new detectors based on the simultaneous measurement of phonons and scintillation…

High Energy Physics - Experiment · Physics 2008-11-26 J. Jochum , CRESST Collaboration