{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:6A7TD7CZTTTLXIBZ3FPGWRT4HA","short_pith_number":"pith:6A7TD7CZ","schema_version":"1.0","canonical_sha256":"f03f31fc599ce6bba039d95e6b467c3826aa2b2e99e534cc6ec82dde2aa3dec3","source":{"kind":"arxiv","id":"1906.11568","version":1},"attestation_state":"computed","paper":{"title":"First principle investigation of hydrogen behavior in M doped Cu$_2$O (M $=$ Na, Li and Ti)","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Larabi, A. Mahmoudi, M. Dergal, M. Mebarki","submitted_at":"2019-06-27T11:50:50Z","abstract_excerpt":"We study the hydrogen effect on the electronic, magnetic and optical properties of Cu$_2$O in presence of different dopants (Na, Li and Ti). The electronic properties calculations show that hydrogen changes the conductivity of Cu$_2$O from p to n-type. The results show that interstitial hydrogen atom prefers to locate in the tetrahedral site in Cu$_2$O system and it decreases the band gap value of the later. The Na or Li doping Cu$_2$O preserves the p-type conductivity of Cu$_2$O, while hydrogen is the source of n-type conductivity in Na or Li doped Cu$_2$O systems. Ti doping increases the ban"},"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":"1906.11568","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-27T11:50:50Z","cross_cats_sorted":[],"title_canon_sha256":"54d901eac42ef8ea3f08364781710319f5342c0312008a1a6e2ff6967a25fa23","abstract_canon_sha256":"226ca662a1041f19deea990765a28c672d93bbbdcf422065c5a36fc802b765d4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:04.423231Z","signature_b64":"NSkTZ/YeYcPMoPByo/3hFoo6EKhyslnAiVcc3S4MJm+WhmuAzl8KQJhAjPyujI5wybSWgH8Li6d38/jS8QPtBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f03f31fc599ce6bba039d95e6b467c3826aa2b2e99e534cc6ec82dde2aa3dec3","last_reissued_at":"2026-05-17T23:42:04.422736Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:04.422736Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First principle investigation of hydrogen behavior in M doped Cu$_2$O (M $=$ Na, Li and Ti)","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Larabi, A. Mahmoudi, M. Dergal, M. Mebarki","submitted_at":"2019-06-27T11:50:50Z","abstract_excerpt":"We study the hydrogen effect on the electronic, magnetic and optical properties of Cu$_2$O in presence of different dopants (Na, Li and Ti). The electronic properties calculations show that hydrogen changes the conductivity of Cu$_2$O from p to n-type. The results show that interstitial hydrogen atom prefers to locate in the tetrahedral site in Cu$_2$O system and it decreases the band gap value of the later. The Na or Li doping Cu$_2$O preserves the p-type conductivity of Cu$_2$O, while hydrogen is the source of n-type conductivity in Na or Li doped Cu$_2$O systems. Ti doping increases the ban"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.11568","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":"1906.11568","created_at":"2026-05-17T23:42:04.422817+00:00"},{"alias_kind":"arxiv_version","alias_value":"1906.11568v1","created_at":"2026-05-17T23:42:04.422817+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.11568","created_at":"2026-05-17T23:42:04.422817+00:00"},{"alias_kind":"pith_short_12","alias_value":"6A7TD7CZTTTL","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"6A7TD7CZTTTLXIBZ","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"6A7TD7CZ","created_at":"2026-05-18T12:33:10.108867+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1906.11568","citing_title":"First principle investigation of hydrogen behavior in M doped Cu$_2$O (M $=$ Na, Li and Ti)","ref_index":1,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA","json":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA.json","graph_json":"https://pith.science/api/pith-number/6A7TD7CZTTTLXIBZ3FPGWRT4HA/graph.json","events_json":"https://pith.science/api/pith-number/6A7TD7CZTTTLXIBZ3FPGWRT4HA/events.json","paper":"https://pith.science/paper/6A7TD7CZ"},"agent_actions":{"view_html":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA","download_json":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA.json","view_paper":"https://pith.science/paper/6A7TD7CZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1906.11568&json=true","fetch_graph":"https://pith.science/api/pith-number/6A7TD7CZTTTLXIBZ3FPGWRT4HA/graph.json","fetch_events":"https://pith.science/api/pith-number/6A7TD7CZTTTLXIBZ3FPGWRT4HA/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA/action/storage_attestation","attest_author":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA/action/author_attestation","sign_citation":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA/action/citation_signature","submit_replication":"https://pith.science/pith/6A7TD7CZTTTLXIBZ3FPGWRT4HA/action/replication_record"}},"created_at":"2026-05-17T23:42:04.422817+00:00","updated_at":"2026-05-17T23:42:04.422817+00:00"}