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The South Pole Telescope (SPT) has probed an expanded angular range of the CMB temperature power spectrum. Their recent analysis of the latest cosmological data prefers nonzero neutrino masses, mnu = 0.32+-0.11 eV. This result, if confirmed…

High Energy Physics - Phenomenology · Physics 2013-04-01 J. J. Gomez-Cadenas , J. Martin-Albo , J. Muñoz Vidal , C. Peña-Garay

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

The Majorana Demonstrator is currently searching for neutrinoless double-beta decay in $^{76}$Ge and will demonstrate the feasibility to deploy a tonne-scale experiment in a phased and modular fashion. It consists of two modular arrays of…

Nuclear Experiment · Physics 2019-01-29 Gulden Othman

The search for neutrinoless double beta decay is a rich source for new physics. The observation of this decay will lead to understanding of the absolute mass scale of neutrinos, the Majorana nature of the neutrino (whether the neutrino is…

Nuclear Experiment · Physics 2013-05-16 Lisa J. Kaufman

Neutrinoless double beta decay {($0\nu\beta\beta$)} provides a way to probe physics beyond the Standard Model of particle physics. The upcoming nEXO experiment will search for $0\nu\beta\beta$ decay in $^{136}$Xe with a projected half-life…

Alpha decays in the EXO-200 detector are used to measure the fraction of charged $^{218}\mathrm{Po}$ and $^{214}\mathrm{Bi}$ daughters created from alpha and beta decays, respectively. $^{222}\mathrm{Rn}$ alpha decays in liquid xenon (LXe)…

SuperNEMO is a next-generation double beta decay experiment based on the successful tracking plus calorimetry design approach of the NEMO3 experiment currently running in the Laboratoire Souterrain de Modane (LSM). SuperNEMO can study a…

Instrumentation and Detectors · Physics 2019-08-13 Matthew Kauer

SNO+ is a large liquid scintillator-based experiment located 2km underground at SNOLAB, Sudbury, Canada. It reuses the Sudbury Neutrino Observatory detector, consisting of a 12m diameter acrylic vessel which will be filled with about 780…

Instrumentation and Detectors · Physics 2016-08-08 SNO+ Collaboration , : , S. Andringa , E. Arushanova , S. Asahi , M. Askins , D. J. Auty , A. R. Back , Z. Barnard , N. Barros , E. W. Beier , A. Bialek , S. D. Biller , E. Blucher , R. Bonventre , D. Braid , E. Caden , E. Callaghan , J. Caravaca , J. Carvalho , L. Cavalli , D. Chauhan , M. Chen , O. Chkvorets , K. Clark , B. Cleveland , I. T. Coulter , D. Cressy , X. Dai , C. Darrach , B. Davis-Purcell , R. Deen , M. M. Depatie , F. Descamps , F. Di Lodovico , N. Duhaime , F. Duncan , J. Dunger , E. Falk , N. Fatemighomi , R. Ford , P. Gorel , C. Grant , S. Grullon , E. Guillian , A. L. Hallin , D. Hallman , S. Hans , J. Hartnell , P. Harvey , M. Hedayatipour , W. J. Heintzelman , R. L. Helmer , B. Hreljac , J. Hu , T. Iida , C. M. Jackson , N. A. Jelley , C. Jillings , C. Jones , P. G. Jones , K. Kamdin , T. Kaptanoglu , J. Kaspar , P. Keener , P. Khaghani , L. Kippenbrock , J. R. Klein , R. Knapik , J. N. Kofron , L. L. Kormos , S. Korte , C. Kraus , C. B. Krauss , K. Labe , I. Lam , C. Lan , B. J. Land , S. Langrock , A. LaTorre , I. Lawson , G. M. Lefeuvre , E. J. Leming , J. Lidgard , X. Liu , Y. Liu , V. Lozza , S. Maguire , A. Maio , K. Majumdar , S. Manecki , J. Maneira , E. Marzec , A. Mastbaum , N. McCauley , A. B. McDonald , J. E. McMillan , P. Mekarski , C. Miller , Y. Mohan , E. Mony , M. J. Mottram , V. Novikov , H. M. O'Keeffe , E. O'Sullivan , G. D. Orebi Gann , M. J. Parnell , S. J. M. Peeters , T. Pershing , Z. Petriw , G. Prior , J. C. Prouty , S. Quirk , A. Reichold , A. Robertson , J. Rose , R. Rosero , P. M. Rost , J. Rumleskie , M. A. Schumaker , M. H. Schwendener , D. Scislowski , J. Secrest , M. Seddighin , L. Segui , S. Seibert , T. Shantz , T. M. Shokair , L. Sibley , J. R. Sinclair , K. Singh , P. Skensved , A. Soerensen , T. Sonley , R. Stainforth , M. Strait , M. I. Stringer , R. Svoboda , J. Tatar , L. Tian , N. Tolich , J. Tseng , H. W. C. Tseung , R. Van Berg , E. Vázquez-Jáuregui , C. Virtue , B. von Krosigk , J. M. G. Walker , M. Walker , O. Wasalski , J. Waterfield , R. F. White , J. R. Wilson , T. J. Winchester , A. Wright , M. Yeh , T. Zhao , K. Zuber

The upper limit on the mass of the Majorana neutrino, extracted from the limits on the nonobservation of the neutrinoless double-$\beta$ ($0\nu\beta\beta$) decay, is hampered by uncertainties in the matrix elements of the transition…

Nuclear Theory · Physics 2025-09-10 J. Terasaki , O. Civitarese

The results of the HEIDELBERG-MOSCOW experiment which searches with 11 kg of enriched 76Ge for double beta decay in the GRAN Sasso underground laboratory are presented for the full running period August 1990 - May 2003. The duty cycle of…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. V. Klapdor-Kleingrothaus , I. V. Krivosheina , A. Dietz , O. Chkvorets

The EXO-200 Collaboration is searching for neutrinoless double beta decay using a liquid xenon (LXe) time projection chamber. This measurement relies on modeling the transport of charge deposits produced by interactions in the LXe to allow…

The recent neutrino oscillation experimental results indicate that at least one neutrino has a mass greater than 50 meV. The next generation of double-beta decay experiments will very likely have a sensitivity to an effective Majorana…

Nuclear Experiment · Physics 2011-07-19 Steven R. Elliott

In the past few decades, numerous searches have been made for the neutrinoless double-beta decay (0$\nu\beta\beta$) process, aiming to establish whether neutrinos are their own antiparticles (Majorana neutrinos), but no 0$\nu\beta\beta$…

High Energy Physics - Experiment · Physics 2017-06-29 Jie Zhao , Liang-Jian Wen , Yi-Fang Wang , Jun Cao

We present results on the search for double-electron capture ($2\nu\text{ECEC}$) of $^{124}$Xe and neutrinoless double-$\beta$ decay ($0\nu\beta\beta$) of $^{136}$Xe in XENON1T. We consider captures from the K- up to the N-shell in the…

High Energy Physics - Experiment · Physics 2022-09-07 E. Aprile , K. Abe , F. Agostini , S. Ahmed Maouloud , M. Alfonsi , L. Althueser , B. Andrieu , E. Angelino , J. R. Angevaare , V. C. Antochi , D. Antón Martin , F. Arneodo , L. Baudis , A. L. Baxter , L. Bellagamba , R. Biondi , A. Bismark , A. Brown , S. Bruenner , G. Bruno , R. Budnik , C. Cai , C. Capelli , J. M. R. Cardoso , D. Cichon , M. Clark , A. P. Colijn , J. Conrad , J. J. Cuenca-García , J. P. Cussonneau , V. D'Andrea , M. P. Decowski , P. Di Gangi , S. Di Pede , A. Di Giovanni , R. Di Stefano , S. Diglio , K. Eitel , A. Elykov , S. Farrell , A. D. Ferella , H. Fischer , W. Fulgione , P. Gaemers , R. Gaior , A. Gallo Rosso , M. Galloway , F. Gao , R. Glade-Beucke , L. Grandi , J. Grigat , M. Guida , A. Higuera , C. Hils , L. Hoetzsch , J. Howlett , M. Iacovacci , Y. Itow , J. Jakob , F. Joerg , A. Joy , N. Kato , M. Kara , P. Kavrigin , S. Kazama , M. Kobayashi , G. Koltman , A. Kopec , H. Landsman , R. F. Lang , L. Levinson , I. Li , S. Li , S. Liang , S. Lindemann , M. Lindner , K. Liu , J. Loizeau , F. Lombardi , J. Long , J. A. M. Lopes , Y. Ma , C. Macolino , J. Mahlstedt , A. Mancuso , L. Manenti , A. Manfredini , F. Marignetti , T. Marrodán Undagoitia , K. Martens , J. Masbou , D. Masson , E. Masson , S. Mastroianni , M. Messina , K. Miuchi , K. Mizukoshi , A. Molinario , S. Moriyama , K. Morå , Y. Mosbacher , M. Murra , J. Müller , K. Ni , U. Oberlack , B. Paetsch , J. Palacio , R. Peres , J. Pienaar , M. Pierre , V. Pizzella , G. Plante , J. Qi , J. Qin , D. Ramírez García , S. Reichard , A. Rocchetti , N. Rupp , L. Sanchez , J. M. F. dos Santos , I. Sarnoff , G. Sartorelli , J. Schreiner , D. Schulte , P. Schulte , H. Schulze Eißing , M. Schumann , L. Scotto Lavina , M. Selvi , F. Semeria , P. Shagin , S. Shi , E. Shockley , M. Silva , H. Simgen , A. Takeda , P. -L. Tan , A. Terliuk , D. Thers , F. Toschi , G. Trinchero , C. Tunnell , F. Tönnies , K. Valerius , G. Volta , Y. Wei , C. Weinheimer , M. Weiss , D. Wenz , C. Wittweg , T. Wolf , Z. Xu , M. Yamashita , L. Yang , J. Ye , L. Yuan , G. Zavattini , S. Zerbo , M. Zhong , T. Zhu

NEXT is a high-pressure (10-15 bar) xenon Time Projection Chamber dedicated to neutrinoless double beta decay searches. NEXT-DEMO is a large prototype of the NEXT experiment, constructed to demonstrate the feasibility of the NEXT detector…

Instrumentation and Detectors · Physics 2019-08-13 Paola Ferrario

We present the design, data and results from the NEXT prototype for Double Beta and Dark Matter (NEXT-DBDM) detector, a high-pressure gaseous natural xenon electroluminescent time projection chamber (TPC) that was built at the Lawrence…

We present results from a search for neutrinoless double-$\beta$ ($0\nu\beta\beta$) decay using 36.6 g of the isotope $^{150}$Nd with data corresponding to a live time of 5.25 y recorded with the NEMO-3 detector. We construct a complete…

Spectroscopic studies of two beta-rays from 100Mo are shown to be of potential interest for investigating both the Majorana neutrino mass by neutrinoless double beta-decay and low energy solar neutrino's by inverse beta-decay. With a…

Nuclear Experiment · Physics 2009-10-31 H. Ejiri , J. Engel , R. Hazama , P. Krastev , N. Kudomi , R. G. H. Robertson