{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:HG4JOTGFUKCI7ZMPB7MFPORNZD","short_pith_number":"pith:HG4JOTGF","schema_version":"1.0","canonical_sha256":"39b8974cc5a2848fe58f0fd857ba2dc8e52abf34c7487acb966663ffe3403e5b","source":{"kind":"arxiv","id":"1106.2612","version":2},"attestation_state":"computed","paper":{"title":"Reduction of Phonon Lifetimes and Thermal Conductivity of a Carbon Nanotube on Amorphous Silica","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Eric Pop, Junichiro Shiomi, Zhun-Yong Ong","submitted_at":"2011-06-14T05:26:23Z","abstract_excerpt":"We use molecular dynamics simulations to examine the phonon lifetimes in (10,10) carbon nano-tubes (CNTs), both when isolated and when supported on amorphous SiO2 substrates. We deter-mine the Umklapp, normal, boundary and CNT-substrate phonon scattering rates from the com-puted inverse lifetimes. Suspended CNTs have in-plane optical phonon lifetimes between 0.7-2 ps, consistent with recent experiments, but contact with the substrate leads to a lifetime reduction to the 0.6-1.3 ps range. The thermal conductivity of the supported CNT is also computed to be ~30 percent lower than that of the iso"},"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":"1106.2612","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-06-14T05:26:23Z","cross_cats_sorted":[],"title_canon_sha256":"e3c5b5ada811772ed5743c6064aa25c5521b012174b0ae691afe7c7b80cef21f","abstract_canon_sha256":"df0fc88ad599dc4f87fbd10c7f85f9b32643483e28bc9609f1feb70c9f3493f7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:10:58.548808Z","signature_b64":"AzxL3xCVFd1ABOA7F2DVxZj7hXiAh0GgXmJy9353Dw9Q/EhG/fFU32uo0viqk0zeyX0297jVGyo8kaQnltbLCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"39b8974cc5a2848fe58f0fd857ba2dc8e52abf34c7487acb966663ffe3403e5b","last_reissued_at":"2026-05-18T04:10:58.548222Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:10:58.548222Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Reduction of Phonon Lifetimes and Thermal Conductivity of a Carbon Nanotube on Amorphous Silica","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Eric Pop, Junichiro Shiomi, Zhun-Yong Ong","submitted_at":"2011-06-14T05:26:23Z","abstract_excerpt":"We use molecular dynamics simulations to examine the phonon lifetimes in (10,10) carbon nano-tubes (CNTs), both when isolated and when supported on amorphous SiO2 substrates. We deter-mine the Umklapp, normal, boundary and CNT-substrate phonon scattering rates from the com-puted inverse lifetimes. Suspended CNTs have in-plane optical phonon lifetimes between 0.7-2 ps, consistent with recent experiments, but contact with the substrate leads to a lifetime reduction to the 0.6-1.3 ps range. The thermal conductivity of the supported CNT is also computed to be ~30 percent lower than that of the iso"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2612","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":"1106.2612","created_at":"2026-05-18T04:10:58.548303+00:00"},{"alias_kind":"arxiv_version","alias_value":"1106.2612v2","created_at":"2026-05-18T04:10:58.548303+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2612","created_at":"2026-05-18T04:10:58.548303+00:00"},{"alias_kind":"pith_short_12","alias_value":"HG4JOTGFUKCI","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_16","alias_value":"HG4JOTGFUKCI7ZMP","created_at":"2026-05-18T12:26:30.835961+00:00"},{"alias_kind":"pith_short_8","alias_value":"HG4JOTGF","created_at":"2026-05-18T12:26:30.835961+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/HG4JOTGFUKCI7ZMPB7MFPORNZD","json":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD.json","graph_json":"https://pith.science/api/pith-number/HG4JOTGFUKCI7ZMPB7MFPORNZD/graph.json","events_json":"https://pith.science/api/pith-number/HG4JOTGFUKCI7ZMPB7MFPORNZD/events.json","paper":"https://pith.science/paper/HG4JOTGF"},"agent_actions":{"view_html":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD","download_json":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD.json","view_paper":"https://pith.science/paper/HG4JOTGF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1106.2612&json=true","fetch_graph":"https://pith.science/api/pith-number/HG4JOTGFUKCI7ZMPB7MFPORNZD/graph.json","fetch_events":"https://pith.science/api/pith-number/HG4JOTGFUKCI7ZMPB7MFPORNZD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD/action/storage_attestation","attest_author":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD/action/author_attestation","sign_citation":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD/action/citation_signature","submit_replication":"https://pith.science/pith/HG4JOTGFUKCI7ZMPB7MFPORNZD/action/replication_record"}},"created_at":"2026-05-18T04:10:58.548303+00:00","updated_at":"2026-05-18T04:10:58.548303+00:00"}