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This study presents a detailed simulation-based analysis of the detection limits of multi-element monolithic Germanium (Ge) detectors to cadmium traces in environmental soil samples. Using the capabilities of the Geant4 Monte Carlo toolkit…

A search for double electron capture ($2\varepsilon$), electron capture with positron emission ($\varepsilon\beta^+$), and double positron emission $2\beta^+$) in $^{136}$Ce and $^{138}$Ce was realized with a 465 cm$^3$ ultra-low background…

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…

We have been developing a high-pressure xenon gas time projection chamber (TPC) to search for neutrinoless double beta ($0\nu\beta\beta$) decay of $^{136}$Xe. The unique feature of this TPC is in the detection part of ionization electrons,…

A p-type HPGe detector has been segmented by cutting, with a diamond saw, and etching six circumferential grooves through the Li-diffused dead layer. The degree of segmentation was tested with the 88 keV gamma rays from a well-collimated…

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

Neutrinoless double-beta (0$\nu\beta\beta$) decay is the most compelling approach to determine the Majorana nature of neutrino and measure effective Majorana neutrino mass. The LEGEND collaboration is aiming to look for 0$\nu\beta\beta$…

Instrumentation and Detectors · Physics 2023-09-08 M. Ibrahim Mirza

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…

A discovery that neutrinos are not the usual Dirac but Majorana fermions, i.e. identical to their antiparticles, would be a manifestation of new physics with profound implications for particle physics and cosmology. Majorana neutrinos would…

High Energy Physics - Experiment · Physics 2019-10-01 GERDA collaboration , M. Agostini , A. M. Bakalyarov , M. Balata , I. Barabanov , L. Baudis , C. Bauer , E. Bellotti , S. Belogurov , A. Bettini , L. Bezrukov , D. Borowicz , V. Brudanin , R. Brugnera , A. Caldwell , C. Cattadori , A. Chernogorov , T. Comellato , V. D'Andrea , E. V. Demidova , N. Di Marco , A. Domula , E. Doroshkevich , V. Egorov , R. Falkenstein , M. Fomina , A. Gangapshev , A. Garfagnini , M. Giordano , P. Grabmayr , V. Gurentsov , K. Gusev , J. Hakenmüller , A. Hegai , M. Heisel , S. Hemmer , R. Hiller , W. Hofmann , M. Hult , L. V. Inzhechik , J. Janicskó Csáthy , J. Jochum , M. Junker , V. Kazalov , Y. Kermaïdic , T. Kihm , I. V. Kirpichnikov , A. Kirsch , A. Kish , A. Klimenko , R. Kneißl , K. T. Knöpfle , O. Kochetov , V. N. Kornoukhov , P. Krause , V. V. Kuzminov , M. Laubenstein , A. Lazzaro , M. Lindner , I. Lippi , A. Lubashevskiy , B. Lubsandorzhiev , G. Lutter , C. Macolino , B. Majorovits , W. Maneschg , M. Miloradovic , R. Mingazheva , M. Misiaszek , P. Moseev , I. Nemchenok , K. Panas , L. Pandola , K. Pelczar , L. Pertoldi , P. Piseri , A. Pullia , C. Ransom , S. Riboldi , N. Rumyantseva , C. Sada , E. Sala , F. Salamida , C. Schmitt , B. Schneider , S. Schönert , A. -K. Schütz , O. Schulz , B. Schwingenheuer , M. Schwarz , O. Selivanenko , E. Shevchik , M. Shirchenko , H. Simgen , A. Smolnikov , L. Stanco , D. Stukov , L. Vanhoefer , A. A. Vasenko , A. Veresnikova , K. von Sturm , V. Wagner , A. Wegmann , T. Wester , C. Wiesinger , M. Wojcik , E. Yanovich , I. Zhitnikov , S. V. Zhukov , D. Zinatulina , A. Zschocke , A. J. Zsigmond , K. Zuber , G. Zuzel

Experiments searching for neutrinoless double beta decay ($0\nu\beta\beta$) require precise energy calibration and extremely low backgrounds. One of the most popular isotopes for $0\nu\beta\beta$ experiments is $^{136}$Xe. In support of…

Nuclear Experiment · Physics 2018-12-19 S. J. Daugherty , J. B. Albert , L. J. Kaufman , M. Devlin , N. Fotiades , R. O. Nelson , M. Krtička

The aim of the NEMO 3 experiment is the search for neutrinoless double beta decay and precise measurement of two-neutrino double beta decay of several isotopes. The experiment has been taking data since 2003. Since no evidence for…

High Energy Physics - Experiment · Physics 2019-08-13 Ladislav Vala

First studies of event discrimination with a Broad-Energy Germanium (BEGe) detector are presented. A novel pulse shape method, exploiting the characteristic electrical field distribution inside BEGe detectors, allows to identify efficiently…

Nuclear Experiment · Physics 2009-12-14 Dušan Budjáš , Marik Barnabé Heider , Oleg Chkvorets , Nikita Khanbekov , Stefan Schönert

Of the many extensions to the standard model that could possibly generate neutrino mass, most necessitate the neutrino being a Majorana fermion. If this is the case, the rare process of neutrinoless double beta decay is predicted with half…

Instrumentation and Detectors · Physics 2019-10-30 Ethan Brown , Kelly Odgers , Adam Tidball

Neutrinoless double beta decay is a lepton-number violating process predicted by many extensions of the standard model. It is actively searched for in several candidate isotopes within many experimental projects. The status of the…

Instrumentation and Detectors · Physics 2014-06-27 Luciano Pandola

We explore the possibility to use advanced germanium (Ge) detectors as a low-energy solar neutrino observatory by means of neutrino-nucleus elastic scattering. A Ge detector utilizing internal charge amplification for the charge carriers…

Instrumentation and Detectors · Physics 2021-09-03 S. Bhattarai , D. -M. Mei , M. -S. Raut
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