Abstract
The CUORE experiment, a ton-scale cryogenic bolometer array, recently began operation at the Laboratori Nazionali del Gran Sasso in Italy. The array represents a significant advancement in this technology, and in this work we apply it for the first time to a high-sensitivity search for a lepton-numberviolating process: 130Te neutrinoless double-beta decay. Examining a total TeO2 exposure of 86.3 kg yr, characterized by an effective energy resolution of d7.7 ± 0.5T keV FWHM and a background in the region of interest of d0.014 ± 0.002T counts=dkeV kg yrT, we find no evidence for neutrinoless double-beta decay. Including systematic uncertainties, we place a lower limit on the decay half-life of T0ν1/2 (130Te) > 1.3 × 1025 yr (90% C.L.); the median statistical sensitivity of this search is 7.0 × 1024 yr. Combining this result with those of two earlier experiments, Cuoricino and CUORE-0, we find T0ν1/2 (130Te) > 1.5 × 1025 yr (90% C.L.), which is the most stringent limit to date on this decay. Interpreting this result as a limit on the effective Majorana neutrino mass, we find mββ < (110 - 520) meV, where the range reflects the nuclear matrix element estimates employed.
Original language | English (US) |
---|---|
Article number | 132501 |
Journal | Physical Review Letters |
Volume | 120 |
Issue number | 13 |
DOIs | |
State | Published - 2018 |
Externally published | Yes |
ASJC Scopus subject areas
- Physics and Astronomy(all)
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In: Physical Review Letters, Vol. 120, No. 13, 132501, 2018.
Research output: Contribution to journal › Review article › peer-review
}
TY - JOUR
T1 - First results from CUORE
T2 - A search for lepton number violation via 0νββ decay of 130Te
AU - Alduino, C.
AU - Alessandria, F.
AU - Alfonso, K.
AU - Andreotti, E.
AU - Arnaboldi, C.
AU - Avignone, F. T.
AU - Azzolini, O.
AU - Balata, M.
AU - Bandac, I.
AU - Banks, T. I.
AU - Bari, G.
AU - Barucci, M.
AU - Beeman, J. W.
AU - Bellini, F.
AU - Benato, G.
AU - Bersani, A.
AU - Biare, D.
AU - Biassoni, M.
AU - Bragazzi, F.
AU - Branca, A.
AU - Brofferio, C.
AU - Bryant, A.
AU - Buccheri, A.
AU - Bucci, C.
AU - Bulfon, C.
AU - Camacho, A.
AU - Caminata, A.
AU - Canonica, L.
AU - Cao, X. G.
AU - Capelli, S.
AU - Capodiferro, M.
AU - Cappelli, L.
AU - Cardani, L.
AU - Cariello, M.
AU - Carniti, P.
AU - Carrettoni, M.
AU - Casali, N.
AU - Cassina, L.
AU - Cereseto, R.
AU - Ceruti, G.
AU - Chiarini, A.
AU - Chiesa, D.
AU - Chott, N.
AU - Clemenza, M.
AU - Conventi, D.
AU - Copello, S.
AU - Cosmelli, C.
AU - Cremonesi, O.
AU - Crescentini, C.
AU - Creswick, R. J.
AU - Cushman, J. S.
AU - D'Addabbo, A.
AU - D'Aguanno, D.
AU - Dafinei, I.
AU - Datskov, V.
AU - Davis, C. J.
AU - Del Corso, F.
AU - Dell'Oro, S.
AU - Deninno, M. M.
AU - Di Domizio, S.
AU - Di Vacri, M. L.
AU - Di Paolo, L.
AU - Drobizhev, A.
AU - Ejzak, L.
AU - Faccini, R.
AU - Fang, D. Q.
AU - Faverzani, M.
AU - Ferri, E.
AU - Ferroni, F.
AU - Fiorini, E.
AU - Franceschi, M. A.
AU - Freedman, S. J.
AU - Fujikawa, B. K.
AU - Gaigher, R.
AU - Giachero, A.
AU - Gironi, L.
AU - Giuliani, A.
AU - Gladstone, L.
AU - Goett, J.
AU - Gorla, P.
AU - Gotti, C.
AU - Guandalini, C.
AU - Guerzoni, M.
AU - Gutierrez, T. D.
AU - Haller, E. E.
AU - Han, K.
AU - Hansen, E. V.
AU - Heeger, K. M.
AU - Hennings-Yeomans, R.
AU - Hickerson, K. P.
AU - Huang, H. Z.
AU - Iannone, M.
AU - Ioannucci, L.
AU - Kadel, R.
AU - Keppel, G.
AU - Kogler, L.
AU - Kolomensky, Yu G.
AU - Leder, A.
AU - Ligi, C.
AU - Lim, K. E.
AU - Liu, X.
AU - Ma, Y. G.
AU - Maiano, C.
AU - Maino, M.
AU - Marini, L.
AU - Martinez, M.
AU - Amaya, C. Martinez
AU - Maruyama, R. H.
AU - Mei, Y.
AU - Moggi, N.
AU - Morganti, S.
AU - Mosteiro, P. J.
AU - Nagorny, S. S.
AU - Napolitano, T.
AU - Nastasi, M.
AU - Nisi, S.
AU - Nones, C.
AU - Norman, E. B.
AU - Novati, V.
AU - Nucciotti, A.
AU - Nutini, I.
AU - O'Donnell, T.
AU - Olcese, M.
AU - Olivieri, E.
AU - Orio, F.
AU - Orlandi, D.
AU - Ouellet, J. L.
AU - Pagliarone, C. E.
AU - Pallavicini, M.
AU - Palmieri, V.
AU - Pattavina, L.
AU - Pavan, M.
AU - Pedretti, M.
AU - Pedrotta, R.
AU - Pelosi, A.
AU - Pessina, G.
AU - Pettinacci, V.
AU - Piperno, G.
AU - Pira, C.
AU - Pirro, S.
AU - Pozzi, S.
AU - Previtali, E.
AU - Reindl, F.
AU - Rimondi, F.
AU - Risegari, L.
AU - Rosenfeld, C.
AU - Rossi, C.
AU - Rusconi, C.
AU - Sakai, M.
AU - Sala, E.
AU - Salvioni, C.
AU - Sangiorgio, S.
AU - Santone, D.
AU - Schaeffer, D.
AU - Schmidt, B.
AU - Schmidt, J.
AU - Scielzo, N. D.
AU - Singh, V.
AU - Sisti, M.
AU - Smith, A. R.
AU - Stivanello, F.
AU - Taffarello, L.
AU - Tatananni, L.
AU - Tenconi, M.
AU - Terranova, F.
AU - Tessaro, M.
AU - Tomei, C.
AU - Ventura, G.
AU - Vignati, M.
AU - Wagaarachchi, S. L.
AU - Wallig, J.
AU - Wang, B. S.
AU - Wang, H. W.
AU - Welliver, B.
AU - Wilson, J.
AU - Wilson, K.
AU - Winslow, L. A.
AU - Wise, T.
AU - Zanotti, L.
AU - Zarra, C.
AU - Zhang, G. Q.
AU - Zhu, B. X.
AU - Zimmermann, S.
AU - Zucchelli, S.
N1 - Funding Information: The CUORE Collaboration thanks the directors and staff of the Laboratori Nazionali del Gran Sasso and our technical staff for their valuable contribution to building and operating the detector. We thank Danielle Speller for contributions to detector calibration, data analysis, and discussion of the manuscript. We thank Giorgio Frossati for his crucial support in the commissioning of the dilution unit. This work was supported by the Istituto Nazionale di Fisica Nucleare (INFN); the National Science Foundation under Grants No. NSF-PHY-0605119, No. NSF-PHY-0500337, No. NSF-PHY-0855314, No. NSF-PHY-0902171, No. NSFPHY- 0969852, No. NSF-PHY-1307204, and No. NSF-PHY- 1404205; the Alfred P. Sloan Foundation; and Yale University. This material is also based upon work supported by the U.S. Department of Energy (DOE) Office of Science under Contracts No. DE-AC02-05CH11231 and No. DEAC52-07NA27344; and by the DOE Office of Science, Office of Nuclear Physics under Contracts No. DE-FG02- 08ER41551, No. DE-FG03-00ER41138, No. DESC0011091, and No. DE-SC0012654. This research used resources of the National Energy Research Scientific Computing Center (NERSC). Funding Information: The CUORE Collaboration thanks the directors and staff of the Laboratori Nazionali del Gran Sasso and our technical staff for their valuable contribution to building and operating the detector. We thank Danielle Speller for contributions to detector calibration, data analysis, and discussion of the manuscript. We thank Giorgio Frossati for his crucial support in the commissioning of the dilution unit. This work was supported by the Istituto Nazionale di Fisica Nucleare (INFN); the National Science Foundation under Grants No. NSF-PHY-0605119, No. NSF-PHY-0500337, Funding Information: No. NSF-PHY-0855314, No. NSF-PHY-0902171, No. NSF-PHY-0969852, No. NSF-PHY-1307204, and No. NSF-PHY-1404205; the Alfred P. Sloan Foundation; and Yale University. This material is also based upon work supported by the U.S. Department of Energy (DOE) Office of Science under Contracts No. DE-AC02-05CH11231 and No. DE-AC52-07NA27344; and by the DOE Office of Science, Office of Nuclear Physics under Contracts No. DE-FG02-08ER41551, No. DE-FG03-00ER41138, No. DESC0011091, and No. DE-SC0012654. This research used resources of the National Energy Research Scientific Computing Center (NERSC). Publisher Copyright: © 2018 American Physical Society.
PY - 2018
Y1 - 2018
N2 - The CUORE experiment, a ton-scale cryogenic bolometer array, recently began operation at the Laboratori Nazionali del Gran Sasso in Italy. The array represents a significant advancement in this technology, and in this work we apply it for the first time to a high-sensitivity search for a lepton-numberviolating process: 130Te neutrinoless double-beta decay. Examining a total TeO2 exposure of 86.3 kg yr, characterized by an effective energy resolution of d7.7 ± 0.5T keV FWHM and a background in the region of interest of d0.014 ± 0.002T counts=dkeV kg yrT, we find no evidence for neutrinoless double-beta decay. Including systematic uncertainties, we place a lower limit on the decay half-life of T0ν1/2 (130Te) > 1.3 × 1025 yr (90% C.L.); the median statistical sensitivity of this search is 7.0 × 1024 yr. Combining this result with those of two earlier experiments, Cuoricino and CUORE-0, we find T0ν1/2 (130Te) > 1.5 × 1025 yr (90% C.L.), which is the most stringent limit to date on this decay. Interpreting this result as a limit on the effective Majorana neutrino mass, we find mββ < (110 - 520) meV, where the range reflects the nuclear matrix element estimates employed.
AB - The CUORE experiment, a ton-scale cryogenic bolometer array, recently began operation at the Laboratori Nazionali del Gran Sasso in Italy. The array represents a significant advancement in this technology, and in this work we apply it for the first time to a high-sensitivity search for a lepton-numberviolating process: 130Te neutrinoless double-beta decay. Examining a total TeO2 exposure of 86.3 kg yr, characterized by an effective energy resolution of d7.7 ± 0.5T keV FWHM and a background in the region of interest of d0.014 ± 0.002T counts=dkeV kg yrT, we find no evidence for neutrinoless double-beta decay. Including systematic uncertainties, we place a lower limit on the decay half-life of T0ν1/2 (130Te) > 1.3 × 1025 yr (90% C.L.); the median statistical sensitivity of this search is 7.0 × 1024 yr. Combining this result with those of two earlier experiments, Cuoricino and CUORE-0, we find T0ν1/2 (130Te) > 1.5 × 1025 yr (90% C.L.), which is the most stringent limit to date on this decay. Interpreting this result as a limit on the effective Majorana neutrino mass, we find mββ < (110 - 520) meV, where the range reflects the nuclear matrix element estimates employed.
UR - http://www.scopus.com/inward/record.url?scp=85042922256&partnerID=8YFLogxK
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U2 - 10.1103/PhysRevLett.120.132501
DO - 10.1103/PhysRevLett.120.132501
M3 - Review article
C2 - 29694201
AN - SCOPUS:85042922256
SN - 0031-9007
VL - 120
JO - Physical Review Letters
JF - Physical Review Letters
IS - 13
M1 - 132501
ER -