Long-term monitoring of the ANTARES optical module efficiencies using K-40 decays in sea water

Albert, A; Andre, M; Anghinolfi, M; Anton, G; Ardid, M; Aubert, JJ; Aublin, J; Avgitas, T; Baret, B; Barrios-Marti, J; Basa, S; Belhorma, B; Bertin, V; Biagi, S; Bormuth, R; Boumaaza, J; Bourret, S; Bouwhuis, MC; Branzas, H; Bruijn, R; Brunner, J; Busto, J; Capone, A; Caramete, L; Carr, J; Celli, S; Chabab, M; El Moursli, RC; Chiarusi, T; Circella, M; Coelho, JAB; Coleiro, A; Colomer, M; Coniglione, R; Costantini, H; Coyle, P; Creusot, A; Diaz, AF; Deschamps, A; Distefano, C; Di Palma, I; Domi, A; Donzaud, C; Dornic, D; Drouhin, D; Eberl, T; El Bojaddaini, I; El Khayati, N; Elsasser, D; Enzenhofer, A; Ettahiri, A; Fassi, F; Felis, I; Ferrara, G; Fusco, LA; Gay, P; Glotin, H; Gregoire, T; Ruiz, RG; Graf, K; Hallmann, S; van Haren, H; Heijboer, AJ; Hello, Y; Hernandez-Rey, JJ; Hossl, J; Hofestadt, J; Illuminati, G; James, CW; de Jong, M; Jongen, M; Kadler, M; Kalekin, O; Katz, U; Kouchner, A; Kreter, M; Kreykenbohm, I; Kulikovskiy, V; Lachaud, C; Lahmann, R; Lefevre, D; Leonora, E; Levi, G; Lotze, M; Loucatos, S; Marcelin, M; Margiotta, A; Marinelli, A; Martinez-Mora, JA; Mele, R; Melis, K; Migliozzi, P; Moussa, A; Navas, S; Nezri, E; Nunez, A; Organokov, M; Pavalas, GE; Pellegrino, C; Piattelli, P; Popa, V; Pradier, T; Quinn, L; Racca, C; Randazzo, N; Riccobene, G; Sanchez-Losa, A; Saldana, M; Salvadori, I; Samtleben, DFE; Sanguineti, M; Sapienza, P; Schussler, F; Spurio, M; Stolarczyk, T; Taiuti, M; Tayalati, Y; Trovato, A; Vallage, B; Van Elewyck, V; Versari, F; Vivolo, D; Wilms, J; Zaborov, D; Zornoza, JD; Zuniga, J