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A search for Lorentz- and CPT-violating signals in the double beta decay spectrum of $^{136}$Xe has been performed using an exposure of 100 kg$\cdot$yr with the EXO-200 detector. No significant evidence of the spectral modification due to…

A high pressure xenon gas time projection chamber with electroluminescent amplification (EL HPGXe TPC) searching for the neutrinoless double beta ($0\nu\beta\beta$) decay offers: excellent energy resolution ($0.5-0.7\%$ FWHM at the…

Instrumentation and Detectors · Physics 2017-10-11 N. Lopez-March

We discuss the design, operation, and calibration of two versions of a xenon gas purity monitor (GPM) developed for the EXO double beta decay program. The devices are sensitive to concentrations of oxygen well below 1 ppb at an ambient gas…

The GERDA experiment aims to search for the neutrinoless double beta-decay of 76Ge and possibly for other rare processes. The sensitivity of the first phase is envisioned to be more than one order of magnitude better than in previous…

A low background Micromegas detector has been operating in the CAST experiment at CERN for the search of solar axions during the first phase of the experiment (2002-2004). The detector, made out of low radioactivity materials, operated…

The Boulby UnderGround Screening (BUGS) facility, located at the Boulby Underground Laboratory, has significantly advanced its material screening capabilities by installing two XIA UltraLo-1800 alpha particle detectors. This study presents…

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

A search for Majoron-emitting modes of the neutrinoless double-beta decay of $^{136}$Xe is performed with the full EXO-200 dataset. This dataset consists of a total $^{136}$Xe exposure of 234.1 kg$\cdot$yr, and includes data with detector…

The next-generation Enriched Xenon Observatory (nEXO) is a proposed experiment to search for neutrinoless double beta ($0\nu\beta\beta$) decay in $^{136}$Xe with a target half-life sensitivity of approximately $10^{28}$ years using…

Nuclear Experiment · Physics 2018-10-23 nEXO Collaboration , J. B. Albert , G. Anton , I. J. Arnquist , I. Badhrees , P. S. Barbeau , D. Beck , V. Belov , F. Bourque , J. P. Brodsky , E. Brown , T. Brunner , A. Burenkov , G. F. Cao , L. Cao , W. R. Cen , C. Chambers , S. A. Charlebois , M. Chiu , B. Cleveland , M. Coon , M. Côté , A. Craycraft , W. Cree , J. Dalmasson , T. Daniels , S. J. Daugherty , J. Daughhetee , R. DeVoe , S. Delaquis , A. Der Mesrobian-Kabakian , T. Didberidze , J. Dilling , Y. Y. Ding , M. J. Dolinski , A. Dragone , L. Fabris , W. Fairbank , J. Farine , S. Feyzbakhsh , R. Fontaine , D. Fudenberg , G. Giacomini , R. Gornea , K. Graham , G. Gratta , E. V. Hansen , D. Harris , M. Hasan , M. Heffner , E. W. Hoppe , J. Hößl , A. House , P. Hufschmidt , M. Hughes , Y. Ito , A. Iverson , A. Jamil , M. J. Jewell , X. S. Jiang , T. N. Johnson , S. Johnston , A. Karelin , L. J. Kaufman , R. Killick , T. Koffas , S. Kravitz , R. Krücken , A. Kuchenkov , K. S. Kumar , Y. Lan , D. S. Leonard , G. Li , S. Li , Z. Li , C. Licciardi , Y. H. Lin , R. MacLellan , T. Michel , B. Mong , D. C. Moore , K. Murray , R. J. Newby , Z. Ning , O. Njoya , F. Nolet , K. Odgers , A. Odian , M. Oriunno , J. L. Orrell , G. S. Ortega , I. Ostrovskiy , C. T. Overman , S. Parent , A. Piepke , A. Pocar , J. -F. Pratte , D. Qiu , V. Radeka , E. Raguzin , T. Rao , S. Rescia , F. Retière , A. Robinson , T. Rossignol , P. C. Rowson , N. Roy , R. Saldanha , S. Sangiorgio , S. Schmidt , J. Schneider , A. Schubert , D. Sinclair , K. Skarpaas VIII , A. K. Soma , G. St-Hilaire , V. Stekhanov , T. Stiegler , X. L. Sun , M. Tarka , J. Todd , T. Tolba , R. Tsang , T. Tsang , F. Vachon , V. Veeraraghavan , G. Visser , P. Vogel , J. -L. Vuilleumier , M. Wagenpfeil , Q. Wang , M. Weber , W. Wei , L. J. Wen , U. Wichoski , G. Wrede , S. X. Wu , W. H. Wu , L. Yang , Y. -R. Yen , O. Zeldovich , J. Zettlemoyer , X. Zhang , J. Zhao , Y. Zhou , T. Ziegler

The NEMO 3 detector has been running since February 2003 with several double beta emitters. New results are given for Mo100, Se82, Nd150, Zr96, Ca48. The NEMO 3 detector properties are presented for tracking reconstruction, identification…

High Energy Physics - Experiment · Physics 2017-08-23 D. Lalanne

Material screening for identifying low-energy electron emitters and alpha-decaying isotopes is now a prerequisite for rare-event searches (e.g., dark-matter direct detection and neutrinoless double-beta decay) for which surface…

Instrumentation and Detectors · Physics 2014-04-24 R. Bunker , Z. Ahmed , M. A. Bowles , S. R. Golwala , D. R. Grant , M. Kos , R. H. Nelson , R. W. Schnee , A. Rider , B. Wang , A. Zahn

We propose an EASY (Electroluminescent ApparatuS of high Yield) and SOFT (Separated Optimized FuncTion) time-projection chamber for the NEXT experiment, that will search for neutrinoless double beta decay (bb0nu) in Xe-136. Our experiment…

The development of BiPo detectors is dedicated to the measurement of extremely high radiopurity in 208Tl and 214Bi for the SuperNEMO double beta decay source foils. A modular prototype, called BiPo-1, with 0.8 m2 of sensitive surface area,…

Instrumentation and Detectors · Physics 2019-08-21 Mathieu Bongrand

nEXO is a proposed experiment to search for the neutrino-less double beta decay ($0\nu\beta\beta$) of $^{136}$Xe in a tonne-scale liquid xenon time projection chamber (TPC). The nEXO TPC will be equipped with charge collection tiles to form…

Instrumentation and Detectors · Physics 2019-10-21 Z. Li , W. R. Cen , A. Robinson , D. C. Moore , L. J. Wen , A. Odian , S. Al Kharusi , G. Anton , I. J. Arnquist , I. Badhrees , P. S. Barbeau , D. Beck , V. Belov , T. Bhatta , J. P. Brodsky , E. Brown , T. Brunner , E. Caden , G. F. Cao , L. Cao , C. Chambers , B. Chana , S. A. Charlebois , M. Chiu , B. Cleveland , M. Coon , A. Craycraft , J. Dalmasson , T. Daniels , L. Darroch , S. J. Daugherty , A. De St. Croix , A. Der Mesrobian-Kabakian , R. DeVoe , M. L. Di Vacri , J. Dilling , Y. Y. Ding , M. J. Dolinski , A. Dragone , J. Echevers , M. Elbeltagi , L. Fabris , D. Fairbank , W. Fairbank , J. Farine , S. Ferrara , S. Feyzbakhsh , R. Fontaine , A. Fucarino , G. Gallina , P. Gautam , G. Giacomini , D. Goeldi , R. Gornea , G. Gratta , E. V. Hansen , M. Heffner , E. W. Hoppe , J. Hößl , A. House , M. Hughes , A. Iverson , A. Jamil , M. J. Jewell , X. S. Jiang , A. Karelin , L. J. Kaufman , D. Kodroff , T. Koffas , R. Krücken , A. Kuchenkov , K. S. Kumar , Y. Lan , A. Larson , K. G. Leach , B. G. Lenardo , D. S. Leonard , G. Li , S. Li , C. Licciardi , Y. H. Lin , P. Lv , R. MacLellan , T. McElroy , M. Medina-Peregrina , T. Michel , B. Mong , K. Murray , P. Nakarmi , C. R. Natzke , R. J. Newby , Z. Ning , O. Njoya , F. Nolet , O. Nusair , K. Odgers , M. Oriunno , J. L. Orrell , G. S. Ortega , I. Ostrovskiy , C. T. Overman , S. Parent , A. Piepke , A. Pocar , J. -F. Pratte , V. Radeka , E. Raguzin , S. Rescia , F. Retière , M. Richman , T. Rossignol , P. C. Rowson , N. Roy , J. Runge , R. Saldanha , S. Sangiorgio , K. Skarpaas VIII , A. K. Soma , G. St-Hilaire , V. Stekhanov , T. Stiegler , X. L. Sun , M. Tarka , J. Todd , T. Tolba , T. I. Totev , R. Tsang , T. Tsang , F. Vachon , V. Veeraraghavan , S. Viel , G. Visser , C. Vivo-Vilches , J. -L. Vuilleumier , M. Wagenpfeil , M. Walent , Q. Wang , M. Ward , J. Watkins , M. Weber , W. Wei , U. Wichoski , S. X. Wu , W. H. Wu , X. Wu , Q. Xia , H. Yang , L. Yang , Y. -R. Yen , O. Zeldovich , J. Zhao , Y. Zhou , T. Ziegler

Natural radioactivity represents one of the main backgrounds in the search for neutrinoless double beta decay. Within the NEXT physics program, the radioactivity-induced backgrounds are measured with the NEXT-White detector. Data from 37.9…

Liquid xenon (LXe) is employed in a number of current and future detectors for rare event searches. We use the EXO-200 experimental data to measure the absolute scintillation and ionization yields generated by $\gamma$ interactions from…

Many extensions of the Standard Model of particle physics suggest that neutrinos should be Majorana-type fermions, but this assumption is difficult to confirm. Observation of neutrinoless double-beta decay ($0\nu \beta \beta$), a…

To search for $\beta\beta0\nu$ decay with unprecedented sensitivity, the R2D2 collaboration is developing a radial time projection chamber with a fiducial mass of half a tonne of $^{136}$Xe at high pressure. The various approaches…