@article{fdi:010073953, title = {{L}ong-term monitoring of the {ANTARES} optical module efficiencies using {K}-40 decays in sea water}, author = {{A}lbert, {A}. and {A}ndre, {M}. and {A}nghinolfi, {M}. and {A}nton, {G}. and {A}rdid, {M}. and {A}ubert, {J}. {J}. and {A}ublin, {J}. and {A}vgitas, {T}. and {B}aret, {B}. and {B}arrios-{M}arti, {J}. and {B}asa, {S}. and {B}elhorma, {B}. and {B}ertin, {V}. and {B}iagi, {S}. and {B}ormuth, {R}. and {B}oumaaza, {J}. and {B}ourret, {S}. and {B}ouwhuis, {M}. {C}. and {B}ranzas, {H}. and {B}ruijn, {R}. and {B}runner, {J}. and {B}usto, {J}. and {C}apone, {A}. and {C}aramete, {L}. and {C}arr, {J}. and {C}elli, {S}. and {C}habab, {M}. and {E}l {M}oursli, {R}. {C}. and {C}hiarusi, {T}. and {C}ircella, {M}. and {C}oelho, {J}. {A}. {B}. and {C}oleiro, {A}. and {C}olomer, {M}. and {C}oniglione, {R}. and {C}ostantini, {H}. and {C}oyle, {P}. and {C}reusot, {A}. and {D}iaz, {A}. {F}. and {D}eschamps, {A}. and {D}istefano, {C}. and {D}i {P}alma, {I}. and {D}omi, {A}. and {D}onzaud, {C}. and {D}ornic, {D}. and {D}rouhin, {D}. and {E}berl, {T}. and {E}l {B}ojaddaini, {I}. and {E}l {K}hayati, {N}. and {E}lsasser, {D}. and {E}nzenhofer, {A}. and {E}ttahiri, {A}. and {F}assi, {F}. and {F}elis, {I}. and {F}errara, {G}. and {F}usco, {L}. {A}. and {G}ay, {P}. and {G}lotin, {H}. and {G}regoire, {T}. and {R}uiz, {R}. {G}. and {G}raf, {K}. and {H}allmann, {S}. and van {H}aren, {H}. and {H}eijboer, {A}. {J}. and {H}ello, {Y}ann and et. al., and {ANTARES} {C}ollaboration,}, editor = {}, language = {{ENG}}, abstract = {{C}herenkov light induced by radioactive decay products is one of the major sources of background light for deep-sea neutrino telescopes such as {ANTARES}. {T}hese decays are at the same time a powerful calibration source. {U}sing data collected by the {ANTARES} neutrino telescope from mid 2008 to 2017, the time evolution of the photon detection efficiency of optical modules is studied. {A} modest loss of only 20% in 9 years is observed. {T}he relative time calibration between adjacent modules is derived as well.}, keywords = {{MEDITERRANEE} ; {FRANCE}}, booktitle = {}, journal = {{E}uropean {P}hysical {J}ournal {C}}, volume = {78}, numero = {8}, pages = {art. 669 [8 ]}, ISSN = {1434-6044}, year = {2018}, DOI = {10.1140/epjc/s10052-018-6132-2}, URL = {https://www.documentation.ird.fr/hor/fdi:010073953}, }