{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:E2GGNBRGNVQ5HI2I73IYARA2S4","short_pith_number":"pith:E2GGNBRG","schema_version":"1.0","canonical_sha256":"268c6686266d61d3a348fed180441a9731cdc665e600b090e53b883a12576a3f","source":{"kind":"arxiv","id":"1611.03569","version":1},"attestation_state":"computed","paper":{"title":"Measuring the branching ratios from the $y^8 {\\rm P}_{9/2}$ state to metastable states in europium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Keiji Nishida, Mikio Kozuma, Ryotaro Inoue, Toshiyuki Hosoya, Yuki Miyazawa","submitted_at":"2016-11-11T03:13:32Z","abstract_excerpt":"We measure the branching ratios from the $y^8{\\rm P}_{9/2}$ excited state to six metastable states of europium through fluorescence spectroscopy of an atomic beam. The sum of the six branching ratios is estimated to be $1.05(2)\\times 10^{-3}$. This research provides us with insightful information to determine the feasibility of using the $a^8{\\rm S}_{7/2} - y^8{\\rm P}_{9/2}$ transition in order to implement the Zeeman slowing for europium atoms in the ground state. Based on this result, we also propose a scheme for Zeeman slowing and magneto-optical trapping, using a specific metastable state "},"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":"1611.03569","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2016-11-11T03:13:32Z","cross_cats_sorted":[],"title_canon_sha256":"552ebc06b33263b7cb8742b691a58b06b8fa334ff97fe1f77b29e72f0d0de9ab","abstract_canon_sha256":"e214a919763328cace9d3a6c388695184c0f213a863ec66d60689b8893205779"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:49:14.019380Z","signature_b64":"U4wE5YVwb0Hhv7vy3Mj0ns2zB0ynsG3Nal1ZCMBs0FMOY5UOdlXaMQvg6YLi8oOiZqihePnQJUsCjLjLKq60BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"268c6686266d61d3a348fed180441a9731cdc665e600b090e53b883a12576a3f","last_reissued_at":"2026-05-18T00:49:14.018526Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:49:14.018526Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measuring the branching ratios from the $y^8 {\\rm P}_{9/2}$ state to metastable states in europium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Keiji Nishida, Mikio Kozuma, Ryotaro Inoue, Toshiyuki Hosoya, Yuki Miyazawa","submitted_at":"2016-11-11T03:13:32Z","abstract_excerpt":"We measure the branching ratios from the $y^8{\\rm P}_{9/2}$ excited state to six metastable states of europium through fluorescence spectroscopy of an atomic beam. The sum of the six branching ratios is estimated to be $1.05(2)\\times 10^{-3}$. This research provides us with insightful information to determine the feasibility of using the $a^8{\\rm S}_{7/2} - y^8{\\rm P}_{9/2}$ transition in order to implement the Zeeman slowing for europium atoms in the ground state. Based on this result, we also propose a scheme for Zeeman slowing and magneto-optical trapping, using a specific metastable state "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.03569","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1611.03569","created_at":"2026-05-18T00:49:14.018679+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.03569v1","created_at":"2026-05-18T00:49:14.018679+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.03569","created_at":"2026-05-18T00:49:14.018679+00:00"},{"alias_kind":"pith_short_12","alias_value":"E2GGNBRGNVQ5","created_at":"2026-05-18T12:30:12.583610+00:00"},{"alias_kind":"pith_short_16","alias_value":"E2GGNBRGNVQ5HI2I","created_at":"2026-05-18T12:30:12.583610+00:00"},{"alias_kind":"pith_short_8","alias_value":"E2GGNBRG","created_at":"2026-05-18T12:30:12.583610+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4","json":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4.json","graph_json":"https://pith.science/api/pith-number/E2GGNBRGNVQ5HI2I73IYARA2S4/graph.json","events_json":"https://pith.science/api/pith-number/E2GGNBRGNVQ5HI2I73IYARA2S4/events.json","paper":"https://pith.science/paper/E2GGNBRG"},"agent_actions":{"view_html":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4","download_json":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4.json","view_paper":"https://pith.science/paper/E2GGNBRG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.03569&json=true","fetch_graph":"https://pith.science/api/pith-number/E2GGNBRGNVQ5HI2I73IYARA2S4/graph.json","fetch_events":"https://pith.science/api/pith-number/E2GGNBRGNVQ5HI2I73IYARA2S4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4/action/storage_attestation","attest_author":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4/action/author_attestation","sign_citation":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4/action/citation_signature","submit_replication":"https://pith.science/pith/E2GGNBRGNVQ5HI2I73IYARA2S4/action/replication_record"}},"created_at":"2026-05-18T00:49:14.018679+00:00","updated_at":"2026-05-18T00:49:14.018679+00:00"}