{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:PI42P5ZT5JQEKYAL7NKFVYP474","short_pith_number":"pith:PI42P5ZT","schema_version":"1.0","canonical_sha256":"7a39a7f733ea6045600bfb545ae1fcff1567ea507dc9bb895a2d002d000981a6","source":{"kind":"arxiv","id":"1107.2211","version":1},"attestation_state":"computed","paper":{"title":"Revealing the dual nature of magnetism in iron pnictides and iron chalcogenides using x-ray emission spectroscopy","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. Lupascu, D. Casa, G. D. Gu, H. Gretarsson, I. Jarrige, I. R. Fisher, J.-H. Chu, J. S. Wen, Jungho Kim, K. H. Kim, M. Ishikado, N.-L. Wang, R. H. Yuan, S. Khim, S. R. Julian, S. Shamoto, T. Gog, W. Wu, Young-June Kim, Z. G. Chen, Z. J. Xu","submitted_at":"2011-07-12T08:41:47Z","abstract_excerpt":"We report Fe K beta x-ray emission spectroscopy study of local magnetic moments in various iron based superconductors in their paramagnetic phases. Local magnetic moments are found in all samples studied: PrFeAsO, Ba(Fe,Co)2As2, LiFeAs, Fe1+x(Te,Se), and A2Fe4Se5 (A=K, Rb, and Cs). The moment size varies significantly across different families. Specifically, all iron pnictides samples have local moments of about 1 $\\mu_B$/Fe, while FeTe and K2Fe4Se5 families have much larger local moments of ~2$\\mu_B$/Fe, ~3.3$\\mu_B$/Fe, respectively. In addition, we find that neither carrier doping nor temper"},"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":"1107.2211","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-07-12T08:41:47Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"439c6f5d44392eefe3e8edd55bb97342a91a20284abaef54c8a747b491640bc0","abstract_canon_sha256":"d568f81ccedcb4e004fc64c4b5f3fd31e432a6d63f8bf4c58d6ebcc611be8a2a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:53:31.798769Z","signature_b64":"19AUhUE0G0gmxtSSccAq1jY4SZ6iF8D1atcdBNnrz+t8G7/LRODfoGzsF9RD/s8n77LqJgP+ZggQlcJC50hoCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a39a7f733ea6045600bfb545ae1fcff1567ea507dc9bb895a2d002d000981a6","last_reissued_at":"2026-05-18T03:53:31.798008Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:53:31.798008Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Revealing the dual nature of magnetism in iron pnictides and iron chalcogenides using x-ray emission spectroscopy","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. Lupascu, D. Casa, G. D. Gu, H. Gretarsson, I. Jarrige, I. R. Fisher, J.-H. Chu, J. S. Wen, Jungho Kim, K. H. Kim, M. Ishikado, N.-L. Wang, R. H. Yuan, S. Khim, S. R. Julian, S. Shamoto, T. Gog, W. Wu, Young-June Kim, Z. G. Chen, Z. J. Xu","submitted_at":"2011-07-12T08:41:47Z","abstract_excerpt":"We report Fe K beta x-ray emission spectroscopy study of local magnetic moments in various iron based superconductors in their paramagnetic phases. Local magnetic moments are found in all samples studied: PrFeAsO, Ba(Fe,Co)2As2, LiFeAs, Fe1+x(Te,Se), and A2Fe4Se5 (A=K, Rb, and Cs). The moment size varies significantly across different families. Specifically, all iron pnictides samples have local moments of about 1 $\\mu_B$/Fe, while FeTe and K2Fe4Se5 families have much larger local moments of ~2$\\mu_B$/Fe, ~3.3$\\mu_B$/Fe, respectively. In addition, we find that neither carrier doping nor temper"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.2211","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":"1107.2211","created_at":"2026-05-18T03:53:31.798140+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.2211v1","created_at":"2026-05-18T03:53:31.798140+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.2211","created_at":"2026-05-18T03:53:31.798140+00:00"},{"alias_kind":"pith_short_12","alias_value":"PI42P5ZT5JQE","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_16","alias_value":"PI42P5ZT5JQEKYAL","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_8","alias_value":"PI42P5ZT","created_at":"2026-05-18T12:26:39.201973+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/PI42P5ZT5JQEKYAL7NKFVYP474","json":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474.json","graph_json":"https://pith.science/api/pith-number/PI42P5ZT5JQEKYAL7NKFVYP474/graph.json","events_json":"https://pith.science/api/pith-number/PI42P5ZT5JQEKYAL7NKFVYP474/events.json","paper":"https://pith.science/paper/PI42P5ZT"},"agent_actions":{"view_html":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474","download_json":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474.json","view_paper":"https://pith.science/paper/PI42P5ZT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.2211&json=true","fetch_graph":"https://pith.science/api/pith-number/PI42P5ZT5JQEKYAL7NKFVYP474/graph.json","fetch_events":"https://pith.science/api/pith-number/PI42P5ZT5JQEKYAL7NKFVYP474/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474/action/storage_attestation","attest_author":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474/action/author_attestation","sign_citation":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474/action/citation_signature","submit_replication":"https://pith.science/pith/PI42P5ZT5JQEKYAL7NKFVYP474/action/replication_record"}},"created_at":"2026-05-18T03:53:31.798140+00:00","updated_at":"2026-05-18T03:53:31.798140+00:00"}