@article{fdi:010093896, title = {{C}onstraints on the energy spectrum of the diffuse cosmic neutrino flux from the {ANTARES} neutrino telescope}, author = {{A}lbert, {A}. and {A}lves, {S}. and {A}ndr{\'e}, {M}. and {A}rdid, {M}. and {A}rdid, {S}. and {A}ubert, {J}.-{J}. and {A}ublin, {J}. and {B}aret, {B}. and {B}asa, {S}. and {B}echerini, {Y}. and {B}elhorma, {B}. and {B}endahman, {M}. and {B}enfenati, {F}. and {B}ertin, {V}. and {B}iagi, {S}. and {B}oumaaza, {J}. and {B}outa, {M}. and {B}ouwhuis, {M}.{C}. and {B}rânzas, {H}. and {B}ruijn, {R}. and {B}runner, {J}. and {B}usto, {J}. and {C}aiffi, {B}. and {C}alvo, {D}. and {C}ampion, {S}. and {C}apone, {A}. and {C}arenini, {F}. and {C}arr, {J}. and {C}arretero, {V}. and {C}artraud, {T}. and {C}elli, {S}. and {C}erisy, {L}. and {C}habab, {M}. and {C}herkaoui {E}l {M}oursli, {R}. and {C}hiarusi, {T}. and {C}ircella, {M}. and {C}oelho, {J}.{A}.{B}. and {C}oleiro, {A}. and {C}oniglione, {R}. and {C}oyle, {P}. and {C}reusot, {A}. and {D}íaz, {A}.{F}. and {D}e {M}artino, {B}. and {D}istefano, {C}. and {D}i {P}alma, {I}. and {D}onzaud, {C}. and {D}ornic, {D}. and {D}rouhin, {D}. and {E}berl, {T}. and {E}ddymaoui, {A}. and van {E}eden, {T}. and van {E}ijk, {D}. and {E}l {H}edri, {S}. and {E}l {K}hayati, {N}. and {E}nzenh{\¨o}fer, {A}. and {F}ermani, {P}. and {F}errara, {G}. and {F}ilippini, {F}. and {F}usco, {L}.{A}. and {G}agliardini, {S}. and {G}arcía, {J}. and {G}atius {O}liver, {C}. and {G}ay, {P}. and {G}eißelbrecht, {N}. and {G}lotin, {H}. and {G}ozzini, {R}. and {G}racia {R}uiz, {R}. and {G}raf, {K}. and {G}uidi, {C}. and {H}aegel, {L}. and van {H}aren, {H}. and {H}eijboer, {A}.{J}. and {H}ello, {Y}ann and et al.}, editor = {}, language = {{ENG}}, abstract = {{H}igh-significance evidences of the existence of a high-energy diffuse flux of cosmic neutrinos have emerged in the last decade from several observations by the {I}ce{C}ube {C}ollaboration. {T}he {ANTARES} neutrino telescope took data for 15 years in the {M}editerranean {S}ea, from 2007 to 2022, and collected a high-purity all-flavour neutrino sample. {T}he search for a diffuse cosmic neutrino signal using this dataset is presented in this article. {T}his final analysis did not provide a statistically significant observation of the cosmic diffuse flux. {H}owever, this is converted into limits on the properties of the cosmic neutrino spectrum. {I}n particular, given the sensitivity of the {ANTARES} neutrino telescope between 1 and 50 {T}e{V}, constraints on single-power-law hypotheses are derived for the cosmic diffuse flux below 20 {T}e{V}, especially for power-law fits of the {I}ce{C}ube data with spectral index softer than 2.8.}, keywords = {}, booktitle = {}, journal = {{J}ournal of {C}osmology and {A}stroparticle {P}hysics}, volume = {2024}, numero = {08}, pages = {038 [23 ]}, ISSN = {1475-7516}, year = {2024}, DOI = {10.1088/1475-7516/2024/08/038}, URL = {https://www.documentation.ird.fr/hor/fdi:010093896}, }