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Gr \\'evy (CENBG)","submitted_at":"2013-01-24T14:48:29Z","abstract_excerpt":"A long-lived $J^{\\pi}=4_1^+$ isomer, $T_{1/2}=2.2(1)$ms, has been discovered at 643.4(1) keV in the weakly-bound $^{26}_{9}$F nucleus. It was populated at GANIL in the fragmentation of a $^{36}$S beam. It decays by an internal transition to the $J^{\\pi}=1_1^+$ ground state (82(14)%), by $\\beta$-decay to $^{26}$Ne, or beta-delayed neutron emission to $^{25}$Ne. From the beta-decay studies of the $J^{\\pi}=1_1^+$ and $J^{\\pi}=4_1^+$ states, new excited states have been discovered in $^{25,26}$Ne. Gathering the measured binding energies of the $J^{\\pi}=1_1^+-4_1^+$ multiplet in $^{26}_{9}$F, we fi"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1301.5803","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-01-24T14:48:29Z","cross_cats_sorted":[],"title_canon_sha256":"b9db5e1954edb4f843f22048265f5b974eecd76832134bb12cc506431e005703","abstract_canon_sha256":"b77343c060cc604d83d02ae181369c5e48c74965882c702ba858c9d49263f982"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:32:47.009288Z","signature_b64":"ANU64rPDmdukd1GBN3h1buFAALdOI2VJXetCCMFIpG8az0XxwTZlIg214PdIjqw3YbNIF//BDT0uf4i8PSi5Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f368a0b5bd37e8e5cba86643a31851e7eb8a6b19b17d4856682b1dd6e8cf32d8","last_reissued_at":"2026-05-18T03:32:47.008439Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:32:47.008439Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spectroscopy of $^{26}$F to probe proton-neutron forces close to the drip line","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Lepailleur (GANIL), B. A. Brown, B. Bastin (GANIL), C. Borcea, D. Sohler, F. De Oliveira (GANIL), F. Negoita, F. Rotaru, G. F. Grinyer (GANIL), G. Hagen, G. R. Jansen, J. C. Thomas (GANIL), L. Caceres (GANIL), L. Gaudefroy (CEA DIF), M.-G. Porquet (CSNSM), M.-G. Saint-Laurent (GANIL), M. Hjorth-Jensen, M. Stanoiu, O. Llidoo, O. Sorlin (GANIL), R. Borcea, S. Gr \\'evy (CENBG)","submitted_at":"2013-01-24T14:48:29Z","abstract_excerpt":"A long-lived $J^{\\pi}=4_1^+$ isomer, $T_{1/2}=2.2(1)$ms, has been discovered at 643.4(1) keV in the weakly-bound $^{26}_{9}$F nucleus. It was populated at GANIL in the fragmentation of a $^{36}$S beam. It decays by an internal transition to the $J^{\\pi}=1_1^+$ ground state (82(14)%), by $\\beta$-decay to $^{26}$Ne, or beta-delayed neutron emission to $^{25}$Ne. From the beta-decay studies of the $J^{\\pi}=1_1^+$ and $J^{\\pi}=4_1^+$ states, new excited states have been discovered in $^{25,26}$Ne. 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