{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:QAE66HOMZOTRCERTOVQAJQ32R4","short_pith_number":"pith:QAE66HOM","schema_version":"1.0","canonical_sha256":"8009ef1dcccba7111233756004c37a8f2f8778ea2ea5110492d24e5c2cfaab3f","source":{"kind":"arxiv","id":"1607.07192","version":1},"attestation_state":"computed","paper":{"title":"DNA-stabilized Ag-Au bimetallic clusters: The effects of alloying and embedding on optical properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Dennis Palagin, Jonathan P. K. Doye","submitted_at":"2016-07-25T09:57:01Z","abstract_excerpt":"Global geometry optimization and time-dependent density functional theory calculations have been used to study the structural evolution and optical properties of (AgAu)n (n=2-6) nanoalloys both as individual clusters and as clusters stabilized with the fragments of DNA of different size. We show that alloying can be used to control and tune the level of interaction between the metal atoms of the cluster and the organic fragments of the DNA ligands. For instance, gold and silver atoms are shown to exhibit synergistic effects in the process of charge transfer from the nucleobase to the cluster, "},"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":"1607.07192","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-07-25T09:57:01Z","cross_cats_sorted":[],"title_canon_sha256":"96ba387849d852b84b2265ed5ee106298fedeabb6d21988580c28ceb34fe8001","abstract_canon_sha256":"f751e05ff70f1c8da54b3007e5ad2178b3ecccabe49e9a5c9d1b70ab42ea3ad1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:13.602715Z","signature_b64":"ESE8Nn1FJwOWy8+PCQU6LdP6IaQmMx0ivzlor+WUzQEH9Ded9QJFeZECiNUWjxn/ZRKcpVmkEkppHxfJkXAlAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8009ef1dcccba7111233756004c37a8f2f8778ea2ea5110492d24e5c2cfaab3f","last_reissued_at":"2026-05-18T00:50:13.602254Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:13.602254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"DNA-stabilized Ag-Au bimetallic clusters: The effects of alloying and embedding on optical properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Dennis Palagin, Jonathan P. K. Doye","submitted_at":"2016-07-25T09:57:01Z","abstract_excerpt":"Global geometry optimization and time-dependent density functional theory calculations have been used to study the structural evolution and optical properties of (AgAu)n (n=2-6) nanoalloys both as individual clusters and as clusters stabilized with the fragments of DNA of different size. We show that alloying can be used to control and tune the level of interaction between the metal atoms of the cluster and the organic fragments of the DNA ligands. For instance, gold and silver atoms are shown to exhibit synergistic effects in the process of charge transfer from the nucleobase to the cluster, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.07192","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":"1607.07192","created_at":"2026-05-18T00:50:13.602324+00:00"},{"alias_kind":"arxiv_version","alias_value":"1607.07192v1","created_at":"2026-05-18T00:50:13.602324+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.07192","created_at":"2026-05-18T00:50:13.602324+00:00"},{"alias_kind":"pith_short_12","alias_value":"QAE66HOMZOTR","created_at":"2026-05-18T12:30:39.010887+00:00"},{"alias_kind":"pith_short_16","alias_value":"QAE66HOMZOTRCERT","created_at":"2026-05-18T12:30:39.010887+00:00"},{"alias_kind":"pith_short_8","alias_value":"QAE66HOM","created_at":"2026-05-18T12:30:39.010887+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/QAE66HOMZOTRCERTOVQAJQ32R4","json":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4.json","graph_json":"https://pith.science/api/pith-number/QAE66HOMZOTRCERTOVQAJQ32R4/graph.json","events_json":"https://pith.science/api/pith-number/QAE66HOMZOTRCERTOVQAJQ32R4/events.json","paper":"https://pith.science/paper/QAE66HOM"},"agent_actions":{"view_html":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4","download_json":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4.json","view_paper":"https://pith.science/paper/QAE66HOM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1607.07192&json=true","fetch_graph":"https://pith.science/api/pith-number/QAE66HOMZOTRCERTOVQAJQ32R4/graph.json","fetch_events":"https://pith.science/api/pith-number/QAE66HOMZOTRCERTOVQAJQ32R4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4/action/storage_attestation","attest_author":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4/action/author_attestation","sign_citation":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4/action/citation_signature","submit_replication":"https://pith.science/pith/QAE66HOMZOTRCERTOVQAJQ32R4/action/replication_record"}},"created_at":"2026-05-18T00:50:13.602324+00:00","updated_at":"2026-05-18T00:50:13.602324+00:00"}