{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:MAFLRRCKB3ETDNRDDWLWHOVGSI","short_pith_number":"pith:MAFLRRCK","schema_version":"1.0","canonical_sha256":"600ab8c44a0ec931b6231d9763baa6921a9c0cbddc6f8c5b468c2c32ed5d26af","source":{"kind":"arxiv","id":"1503.02829","version":1},"attestation_state":"computed","paper":{"title":"Emergence of Orbital Nematicity in the Tetragonal Phase of BaFe$_2$(As$_{1-x}$P$_x$)$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Claude Berthier, Hadrien Mayaffre, Hiroaki Ikeda, Kenji Ishida, Marc-Henri Julien, Mladen Horvati\\'c, Shigeru Kasahara, Takasada Shibauchi, Tetsuya Iye, Yuji Matsuda","submitted_at":"2015-03-10T09:42:36Z","abstract_excerpt":"We report on $^{75}$As-NMR measurements in single crystalline BaFe$_{2}$(As$_{0.96}$P$_{0.04}$)$_{2}$ for magnetic fields parallel to the orthorhombic $[110]_{\\rm o}$ and $[100]_{\\rm o}$ directions above the structural transition temperature $T_{\\rm S}\\simeq121$ K. A large difference in the linewidth between the two field directions reveals in-plane anisotropy of the electric field gradient, even in the tetragonal phase. This provides microscopic evidence of population imbalance between As-$4p_{x}$ and $4p_{y}$ orbitals, which reaches $|n_x-n_y|/|n_x+n_y| \\sim 15$\\% at $T\\rightarrow T_{\\rm S}$"},"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":"1503.02829","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-03-10T09:42:36Z","cross_cats_sorted":[],"title_canon_sha256":"9b5086f4aefdf37452489745e7ac99fe5bc0b5edc937c9f0f2f8170aec267efc","abstract_canon_sha256":"034391b1b9b26902de5c1d5fd8799f627998a5479379836cd72abe23f81f327b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:52.668509Z","signature_b64":"Q7DrFwTE5ZZ1Lb2Lm13eRlxwZGHsX4QxnoEWLbco/Ey5m2VTPr7b4lJmRzVtqi9m8UV2m5tQjk06qSq1+mntCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"600ab8c44a0ec931b6231d9763baa6921a9c0cbddc6f8c5b468c2c32ed5d26af","last_reissued_at":"2026-05-18T01:40:52.667899Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:52.667899Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Emergence of Orbital Nematicity in the Tetragonal Phase of BaFe$_2$(As$_{1-x}$P$_x$)$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Claude Berthier, Hadrien Mayaffre, Hiroaki Ikeda, Kenji Ishida, Marc-Henri Julien, Mladen Horvati\\'c, Shigeru Kasahara, Takasada Shibauchi, Tetsuya Iye, Yuji Matsuda","submitted_at":"2015-03-10T09:42:36Z","abstract_excerpt":"We report on $^{75}$As-NMR measurements in single crystalline BaFe$_{2}$(As$_{0.96}$P$_{0.04}$)$_{2}$ for magnetic fields parallel to the orthorhombic $[110]_{\\rm o}$ and $[100]_{\\rm o}$ directions above the structural transition temperature $T_{\\rm S}\\simeq121$ K. A large difference in the linewidth between the two field directions reveals in-plane anisotropy of the electric field gradient, even in the tetragonal phase. This provides microscopic evidence of population imbalance between As-$4p_{x}$ and $4p_{y}$ orbitals, which reaches $|n_x-n_y|/|n_x+n_y| \\sim 15$\\% at $T\\rightarrow T_{\\rm S}$"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.02829","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":"1503.02829","created_at":"2026-05-18T01:40:52.667987+00:00"},{"alias_kind":"arxiv_version","alias_value":"1503.02829v1","created_at":"2026-05-18T01:40:52.667987+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.02829","created_at":"2026-05-18T01:40:52.667987+00:00"},{"alias_kind":"pith_short_12","alias_value":"MAFLRRCKB3ET","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_16","alias_value":"MAFLRRCKB3ETDNRD","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_8","alias_value":"MAFLRRCK","created_at":"2026-05-18T12:29:32.376354+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/MAFLRRCKB3ETDNRDDWLWHOVGSI","json":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI.json","graph_json":"https://pith.science/api/pith-number/MAFLRRCKB3ETDNRDDWLWHOVGSI/graph.json","events_json":"https://pith.science/api/pith-number/MAFLRRCKB3ETDNRDDWLWHOVGSI/events.json","paper":"https://pith.science/paper/MAFLRRCK"},"agent_actions":{"view_html":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI","download_json":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI.json","view_paper":"https://pith.science/paper/MAFLRRCK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1503.02829&json=true","fetch_graph":"https://pith.science/api/pith-number/MAFLRRCKB3ETDNRDDWLWHOVGSI/graph.json","fetch_events":"https://pith.science/api/pith-number/MAFLRRCKB3ETDNRDDWLWHOVGSI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI/action/storage_attestation","attest_author":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI/action/author_attestation","sign_citation":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI/action/citation_signature","submit_replication":"https://pith.science/pith/MAFLRRCKB3ETDNRDDWLWHOVGSI/action/replication_record"}},"created_at":"2026-05-18T01:40:52.667987+00:00","updated_at":"2026-05-18T01:40:52.667987+00:00"}