{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2008:ZN2VOWHB5W5PEJDRMCJFFSYUYK","short_pith_number":"pith:ZN2VOWHB","schema_version":"1.0","canonical_sha256":"cb755758e1edbaf22471609252cb14c29801ac3c6a48270ef4cfd5a2fd3e6732","source":{"kind":"arxiv","id":"0811.1386","version":2},"attestation_state":"computed","paper":{"title":"Tuning magnetic frustration on the diamond lattice of the A-site magnetic spinels CoAl$_{2-x}$Ga$_x$O$_4$: Lattice expansion and site disorder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Brent C. Melot, Doron L. Bergman, E.M. Stoudenmire, Katharine Page, Leon Balents, Ram Seshadri, Thomas Proffen","submitted_at":"2008-11-10T01:22:37Z","abstract_excerpt":"The spinels CoB$_2$O$_4$ with magnetic Co$^{2+}$ ions on the diamond lattice A site can be frustrated because of competing near-neighbor ($J_1$) and next-near neighbor ($J_2$) interactions. Here we describe attempts to tune the relative strengths of these interactions by substitution on the non-magnetic B-site. The system we employ is CoAl$_{2-x}$Ga$_x$O$_4$, where Al is systematically replaced by the larger Ga, ostensibly on the B site. As expected, Ga substitution expands the lattice, resulting in Co atoms on the A-site being pushed further from one other and thereby weakening magnetic inter"},"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":"0811.1386","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-11-10T01:22:37Z","cross_cats_sorted":[],"title_canon_sha256":"2496fd440731ab630bac22598eda2a0d61a0b02cdc51d59846665b7647a7731a","abstract_canon_sha256":"8a4b0dd3225156bafb70d56f07408a02a343231c3f0847cd6a89acfaa827bc56"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:03:20.405151Z","signature_b64":"azxd7ypAm/VFy9w+g0iy2ouqucTTJBbarQmq+N0vR3av67gT66lRyqc29Jj0Kas2Mxowx18yUCUvBiCNew0zBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb755758e1edbaf22471609252cb14c29801ac3c6a48270ef4cfd5a2fd3e6732","last_reissued_at":"2026-05-18T04:03:20.404759Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:03:20.404759Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Tuning magnetic frustration on the diamond lattice of the A-site magnetic spinels CoAl$_{2-x}$Ga$_x$O$_4$: Lattice expansion and site disorder","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Brent C. Melot, Doron L. Bergman, E.M. Stoudenmire, Katharine Page, Leon Balents, Ram Seshadri, Thomas Proffen","submitted_at":"2008-11-10T01:22:37Z","abstract_excerpt":"The spinels CoB$_2$O$_4$ with magnetic Co$^{2+}$ ions on the diamond lattice A site can be frustrated because of competing near-neighbor ($J_1$) and next-near neighbor ($J_2$) interactions. Here we describe attempts to tune the relative strengths of these interactions by substitution on the non-magnetic B-site. The system we employ is CoAl$_{2-x}$Ga$_x$O$_4$, where Al is systematically replaced by the larger Ga, ostensibly on the B site. As expected, Ga substitution expands the lattice, resulting in Co atoms on the A-site being pushed further from one other and thereby weakening magnetic inter"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0811.1386","kind":"arxiv","version":2},"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":"0811.1386","created_at":"2026-05-18T04:03:20.404818+00:00"},{"alias_kind":"arxiv_version","alias_value":"0811.1386v2","created_at":"2026-05-18T04:03:20.404818+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0811.1386","created_at":"2026-05-18T04:03:20.404818+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZN2VOWHB5W5P","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZN2VOWHB5W5PEJDR","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZN2VOWHB","created_at":"2026-05-18T12:25:58.018023+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/ZN2VOWHB5W5PEJDRMCJFFSYUYK","json":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK.json","graph_json":"https://pith.science/api/pith-number/ZN2VOWHB5W5PEJDRMCJFFSYUYK/graph.json","events_json":"https://pith.science/api/pith-number/ZN2VOWHB5W5PEJDRMCJFFSYUYK/events.json","paper":"https://pith.science/paper/ZN2VOWHB"},"agent_actions":{"view_html":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK","download_json":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK.json","view_paper":"https://pith.science/paper/ZN2VOWHB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0811.1386&json=true","fetch_graph":"https://pith.science/api/pith-number/ZN2VOWHB5W5PEJDRMCJFFSYUYK/graph.json","fetch_events":"https://pith.science/api/pith-number/ZN2VOWHB5W5PEJDRMCJFFSYUYK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK/action/storage_attestation","attest_author":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK/action/author_attestation","sign_citation":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK/action/citation_signature","submit_replication":"https://pith.science/pith/ZN2VOWHB5W5PEJDRMCJFFSYUYK/action/replication_record"}},"created_at":"2026-05-18T04:03:20.404818+00:00","updated_at":"2026-05-18T04:03:20.404818+00:00"}