{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:3KAJCKKCZCVSYIUV2R2B47WKM5","short_pith_number":"pith:3KAJCKKC","schema_version":"1.0","canonical_sha256":"da80912942c8ab2c2295d4741e7eca67684012d896ced4a59ca9640bd2bc06ea","source":{"kind":"arxiv","id":"1005.4165","version":1},"attestation_state":"computed","paper":{"title":"Inelastic x-ray scattering investigations of lattice dynamics in SmFeAsO$_{1-x}$F$_y$ superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Bosak, A. C. Walters, A. Palenzona, Ch. R\\\"uegg, D.F. McMorrow, J. Karpinski, J. Noffsinger, J. P. Hill, M. Krisch, M. Le Tacon, N. D. Zhigadlo, P. Toulemonde, T. R. Forrest","submitted_at":"2010-05-23T02:09:07Z","abstract_excerpt":"We report measurements of the phonon density of states as measured with inelastic x-ray scattering in SmFeAsO$_{1-x}$F$_y$ powders. An unexpected strong renormalization of phonon branches around 23 meV is observed as fluorine is substituted for oxygen. Phonon dispersion measurements on SmFeAsO$_{1-x}$F$_y$ single crystals allow us to identify the 21 meV A$_{1g}$ in-phase (Sm,As) and the 26 meV B$_{1g}$ (Fe,O) modes to be responsible for this renormalization, and may reveal unusual electron-phonon coupling through the spin channel in iron-based superconductors."},"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":"1005.4165","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2010-05-23T02:09:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"afc3bc484484a8ce04d4b4a4fa91665b5c9d2e58479a2e5a379b0035fb799146","abstract_canon_sha256":"6abe4245b6c68c174270ccae00f0e2895f017a46a1b601ce4993b3dc1745d00c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:20:05.011222Z","signature_b64":"dofYb95YLnsF/GhzVj6aoC0pZCEOrFgyYPnsuWVIPl0mk9tnVkH6CcHOXp/ZmGl7ztvG55vziFyDjvkkbhm+Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"da80912942c8ab2c2295d4741e7eca67684012d896ced4a59ca9640bd2bc06ea","last_reissued_at":"2026-05-18T04:20:05.010658Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:20:05.010658Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Inelastic x-ray scattering investigations of lattice dynamics in SmFeAsO$_{1-x}$F$_y$ superconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"A. Bosak, A. C. Walters, A. Palenzona, Ch. R\\\"uegg, D.F. McMorrow, J. Karpinski, J. Noffsinger, J. P. Hill, M. Krisch, M. Le Tacon, N. D. Zhigadlo, P. Toulemonde, T. R. Forrest","submitted_at":"2010-05-23T02:09:07Z","abstract_excerpt":"We report measurements of the phonon density of states as measured with inelastic x-ray scattering in SmFeAsO$_{1-x}$F$_y$ powders. An unexpected strong renormalization of phonon branches around 23 meV is observed as fluorine is substituted for oxygen. Phonon dispersion measurements on SmFeAsO$_{1-x}$F$_y$ single crystals allow us to identify the 21 meV A$_{1g}$ in-phase (Sm,As) and the 26 meV B$_{1g}$ (Fe,O) modes to be responsible for this renormalization, and may reveal unusual electron-phonon coupling through the spin channel in iron-based superconductors."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1005.4165","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":"1005.4165","created_at":"2026-05-18T04:20:05.010727+00:00"},{"alias_kind":"arxiv_version","alias_value":"1005.4165v1","created_at":"2026-05-18T04:20:05.010727+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1005.4165","created_at":"2026-05-18T04:20:05.010727+00:00"},{"alias_kind":"pith_short_12","alias_value":"3KAJCKKCZCVS","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_16","alias_value":"3KAJCKKCZCVSYIUV","created_at":"2026-05-18T12:26:03.138858+00:00"},{"alias_kind":"pith_short_8","alias_value":"3KAJCKKC","created_at":"2026-05-18T12:26:03.138858+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/3KAJCKKCZCVSYIUV2R2B47WKM5","json":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5.json","graph_json":"https://pith.science/api/pith-number/3KAJCKKCZCVSYIUV2R2B47WKM5/graph.json","events_json":"https://pith.science/api/pith-number/3KAJCKKCZCVSYIUV2R2B47WKM5/events.json","paper":"https://pith.science/paper/3KAJCKKC"},"agent_actions":{"view_html":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5","download_json":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5.json","view_paper":"https://pith.science/paper/3KAJCKKC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1005.4165&json=true","fetch_graph":"https://pith.science/api/pith-number/3KAJCKKCZCVSYIUV2R2B47WKM5/graph.json","fetch_events":"https://pith.science/api/pith-number/3KAJCKKCZCVSYIUV2R2B47WKM5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5/action/storage_attestation","attest_author":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5/action/author_attestation","sign_citation":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5/action/citation_signature","submit_replication":"https://pith.science/pith/3KAJCKKCZCVSYIUV2R2B47WKM5/action/replication_record"}},"created_at":"2026-05-18T04:20:05.010727+00:00","updated_at":"2026-05-18T04:20:05.010727+00:00"}