{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:PDGBBXZHMZLQBHO6OIWRDPVKD5","short_pith_number":"pith:PDGBBXZH","schema_version":"1.0","canonical_sha256":"78cc10df276657009dde722d11beaa1f550cebdd6c03d3262fa4f6b165cca2a1","source":{"kind":"arxiv","id":"1302.0371","version":1},"attestation_state":"computed","paper":{"title":"Carrier density dependence of the magnetic properties in iron-doped Bi2Se3 topological insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Canhua Liu, C. L. Gao, Dong Qian, D. Wu, Fengfeng Zhu, H. Li, Jin-Feng Jia, Meng-Yu Yao, X. Yao, Y. J. Shi, Y. R. Song","submitted_at":"2013-02-02T12:18:24Z","abstract_excerpt":"The electronic and magnetic properties of iron-doped topological insulator Bi1.84-xFe0.16CaxSe3 single crystals were studied. By co-doping Fe and Ca atoms, ferromagnetic bulk states with different carrier density (from n-type to p-type) were obtained. Effective magnetic moments for each Fe atom was estimated as small as about 0.07$\\mu$B. Magnetic and non-magnetic phases separation was observed in all samples. Our results suggest that the bulk ferromagnetism in Fe-doped Bi2Se3 is not intrinsic and regardless of carrier density."},"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":"1302.0371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-02-02T12:18:24Z","cross_cats_sorted":[],"title_canon_sha256":"d9b151efca4dd2981154f70f5bbf8fe13eaf11af052895ab125255bb4846ba10","abstract_canon_sha256":"5ed38d79b5666da0a91ee6691a0b02e35b9044458f7beead65843f71f13fb4f2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:34:37.303304Z","signature_b64":"i9gGHiWPi0A8h9Ogf08VZHj7sGaf9kd6c/vxmIj6eyqYzYw4B0YNSbiYsGu+tg2ekBeRB8+5igdnfOJoB4r/DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"78cc10df276657009dde722d11beaa1f550cebdd6c03d3262fa4f6b165cca2a1","last_reissued_at":"2026-05-18T03:34:37.302726Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:34:37.302726Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Carrier density dependence of the magnetic properties in iron-doped Bi2Se3 topological insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Canhua Liu, C. L. Gao, Dong Qian, D. Wu, Fengfeng Zhu, H. Li, Jin-Feng Jia, Meng-Yu Yao, X. Yao, Y. J. Shi, Y. R. Song","submitted_at":"2013-02-02T12:18:24Z","abstract_excerpt":"The electronic and magnetic properties of iron-doped topological insulator Bi1.84-xFe0.16CaxSe3 single crystals were studied. By co-doping Fe and Ca atoms, ferromagnetic bulk states with different carrier density (from n-type to p-type) were obtained. Effective magnetic moments for each Fe atom was estimated as small as about 0.07$\\mu$B. Magnetic and non-magnetic phases separation was observed in all samples. Our results suggest that the bulk ferromagnetism in Fe-doped Bi2Se3 is not intrinsic and regardless of carrier density."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.0371","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":"1302.0371","created_at":"2026-05-18T03:34:37.302809+00:00"},{"alias_kind":"arxiv_version","alias_value":"1302.0371v1","created_at":"2026-05-18T03:34:37.302809+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.0371","created_at":"2026-05-18T03:34:37.302809+00:00"},{"alias_kind":"pith_short_12","alias_value":"PDGBBXZHMZLQ","created_at":"2026-05-18T12:27:54.935989+00:00"},{"alias_kind":"pith_short_16","alias_value":"PDGBBXZHMZLQBHO6","created_at":"2026-05-18T12:27:54.935989+00:00"},{"alias_kind":"pith_short_8","alias_value":"PDGBBXZH","created_at":"2026-05-18T12:27:54.935989+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/PDGBBXZHMZLQBHO6OIWRDPVKD5","json":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5.json","graph_json":"https://pith.science/api/pith-number/PDGBBXZHMZLQBHO6OIWRDPVKD5/graph.json","events_json":"https://pith.science/api/pith-number/PDGBBXZHMZLQBHO6OIWRDPVKD5/events.json","paper":"https://pith.science/paper/PDGBBXZH"},"agent_actions":{"view_html":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5","download_json":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5.json","view_paper":"https://pith.science/paper/PDGBBXZH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1302.0371&json=true","fetch_graph":"https://pith.science/api/pith-number/PDGBBXZHMZLQBHO6OIWRDPVKD5/graph.json","fetch_events":"https://pith.science/api/pith-number/PDGBBXZHMZLQBHO6OIWRDPVKD5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5/action/storage_attestation","attest_author":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5/action/author_attestation","sign_citation":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5/action/citation_signature","submit_replication":"https://pith.science/pith/PDGBBXZHMZLQBHO6OIWRDPVKD5/action/replication_record"}},"created_at":"2026-05-18T03:34:37.302809+00:00","updated_at":"2026-05-18T03:34:37.302809+00:00"}