Phys.Rev.Lett. 131, 142501 (2023)

M.Agostini, A.Alexander, G.R.Araujo, A.M.Bakalyarov, M.Balata, I.Barabanov, L.Baudis, C.Bauer, S.Belogurov, A.Bettini, L.Bezrukov, V.Biancacci, E.Bossio, V.Bothe, R.Brugnera, A.Caldwell, S.Calgaro, C.Cattadori, A.Chernogorov, P.-J.Chiu, T.Comellato, V.D'Andrea, E.V.Demidova, A.Di Giacinto, N.Di Marco, E.Doroshkevich, F.Fischer, M.Fomina, A.Gangapshev, A.Garfagnini, C.Gooch, P.Grabmayr, V.Gurentsov, K.Gusev, S.Hackenmuller, S.Hemmer, W.Hofmann, J.Huang, M.Hult, L.V.Inzhechik, J.Janicsko Csathy, J.Jochum, M.Junker, V.Kazalov, Y.Kermaidic, H.Khushbakht, T.Kihm, K.Kilgus, I.V.Kirpichnikov, A.Klimenko, K.T.Knopfle, O.Kochetov, V.N.Kornoukhov, P.Krause, V.V.Kuzminov, M.Laubenstein, B.Lehnert, M.Lindner, I.Lippi, A.Lubashevskiy, B.Lubsandorzhiev, G.Lutter, C.Macolino, B.Majorovits, W.Maneschg, L.Manzanillas, G.Marshall, M.Miloradovic, R.Mingazheva, M.Misiaszek, M.Morella, Y.Muller, I.Nemchenok, M.Neuberger, L.Pandola, K.Pelczar, L.Pertoldi, P.Piseri, A.Pullia, C.Ransom, L.Rauscher, M.Redchuk, S.Riboldi, N.Rumyantseva, C.Sada, S.Sailer, F.Salamida, S.Schonert, J.Schreiner, M.Schutt, A.-K.Schutz, O.Schulz, M.Schwarz, B.Schwingenheuer, O.Selivanenko, E.Shevchik, M.Shirchenko, L.Shtembari, H.Simgen, A.Smolnikov, D.Stukov, S.Sullivan, A.A.Vasenko, A.Veresnikova, C.Vignoli, K.von Sturm, T.Wester, C.Wiesinger, M.Wojcik, E.Yanovich, B.Zatschler, I.Zhitnikov, S.V.Zhukov, D.Zinatulina, A.Zschocke, A.J.Zsigmond, K.Zuber, G.Zuzel

Final Results of GERDA on the Two-Neutrino Double-β Decay Half-Life of ⁷⁶Ge

RADIOACTIVITY ⁷⁶Ge(2β^-); measured decay products, Eβ, Iβ; deduced two-neutrino mode T_1/2, effective nuclear matrix elements. Comparison with available data. The GERDA experiment was located underground at the Laboratori Nazionali del Gran Sasso (LNGS) of INFN, in Italy.

doi: 10.1103/PhysRevLett.131.142501