Search for electron decay mode e → γ + ν with prototype of Borexino detector

H. O. Back, M. Balata, A. de Bari, T. Beau, A. de Bellefon, G. Bellini, J. Benziger, S. Bonetti, C. Buck, B. Caccianiga, L. Cadonati, F. Calaprice, G. Cecchet, M. Chen, A. Di Credico, O. Dadoun, D. D'Angelo, A. Derbin, M. Deutsch, F. EliseiA. Etenko, F. von Feilitzsch, R. Fernholz, R. Ford, D. Franco, B. Freudiger, C. Galbiati, F. Gatti, S. Gazzana, M. G. Giammarchi, D. Giugni, M. Goeger-Neff, A. Golubchikov, A. Goretti, C. Grieb, C. Hagner, T. Hagner, W. Hampel, B. Harding, F. X. Hartmann, G. Heusser, A. Ianni, A. M. Ianni, H. de Kerret, J. Kiko, T. Kirsten, G. Korga, G. Korschinek, Y. Kozlov, D. Kryn, M. Laubenstein, C. Lendvai, P. Lombardi, I. Machulin, S. Malvezzi, J. Maneira, I. Manno, G. Manuzio, F. Masetti, A. Martemianov, U. Mazzucato, K. McCarty, E. Meroni, L. Miramonti, M. E. Monzani, P. Musico, H. Neder, L. Niedermeier, L. Oberauer, M. Obolensky, F. Ortica, M. Pallavicini, L. Papp, L. Perasso, A. Pocar, R. S. Raghavan, G. Ranucci, W. Rau, A. Razeto, E. Resconi, A. Sabelnikov, C. Salvo, R. Scardaoni, S. Schoenert, H. Seidel, H. Simgen, T. Shutt, M. Skorokhvatov, O. Smirnov, A. Sonnenschein, A. Sotnikov, S. Sukhotin, V. Tarasenkov, R. Tartaglia, G. Testera, D. Vignaud, S. Vitale, R. B. Vogelaar, V. Vyrodov, M. Wojcik, O. Zaimidoroga, G. Zuzel

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Abstract

The prototype of the Borexino detector Counting Test Facility, located in the Gran-Sasso laboratory, has been used to obtain a bound on the stability of the electron. The new lower limit on the mean lifetime defined on 32.1 days of data set is τ(e- → νe + γ) ≥ 4.6 × 1026 yr (90% c.l.).

Original languageEnglish (US)
Pages (from-to)29-40
Number of pages12
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume525
Issue number1-2
DOIs
StatePublished - Jan 17 2002

All Science Journal Classification (ASJC) codes

  • Nuclear and High Energy Physics

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    Back, H. O., Balata, M., de Bari, A., Beau, T., de Bellefon, A., Bellini, G., Benziger, J., Bonetti, S., Buck, C., Caccianiga, B., Cadonati, L., Calaprice, F., Cecchet, G., Chen, M., Di Credico, A., Dadoun, O., D'Angelo, D., Derbin, A., Deutsch, M., ... Zuzel, G. (2002). Search for electron decay mode e → γ + ν with prototype of Borexino detector. Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics, 525(1-2), 29-40. https://doi.org/10.1016/S0370-2693(01)01440-X