{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:5VLDI6OA3RSNX7ITN5WKLVWQ3P","short_pith_number":"pith:5VLDI6OA","schema_version":"1.0","canonical_sha256":"ed563479c0dc64dbfd136f6ca5d6d0dbc2061dab986f4d5f82778c9398a218fd","source":{"kind":"arxiv","id":"1605.08925","version":1},"attestation_state":"computed","paper":{"title":"Vibrational mean free paths and thermal conductivity of amorphous silicon from non-equilibrium molecular dynamics simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"physics.comp-ph","authors_text":"A. J. H. McGaughey, J. Oksanen, J. Tulkki, K. S\\\"a\\\"askilahti, S. Volz","submitted_at":"2016-05-28T18:47:00Z","abstract_excerpt":"The frequency-dependent mean free paths (MFPs) of vibrational heat carriers in amorphous silicon are predicted from the length dependence of the spectrally decomposed heat current (SDHC) obtained from non-equilibrium molecular dynamics simulations. The results suggest a (frequency)$^{-2}$ scaling of the room-temperature MFPs below 5 THz. The MFPs exhibit a local maximum at a frequency of 8 THz and fall below 1 nm at frequencies greater than 10 THz, indicating localized vibrations. The MFPs extracted from sub-10 nm system-size simulations are used to predict the length-dependence of thermal con"},"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":"1605.08925","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2016-05-28T18:47:00Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"87bcf9d27bbbf83f7248d26fce31afac17f6eb359c9f1fa2d25f7da20f742061","abstract_canon_sha256":"10fbc4280e772d78122fd73d9c8e4bd5743bd4eca163474fc3f120477aabc937"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:13:22.600267Z","signature_b64":"rD/ksJH6/cD6d7Se1pDbcifVxixvttdN8jC+A6D7au+PmR7i8oUhZkLLVukiZolFrJfgAESQWPuLcR3+O1BADQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ed563479c0dc64dbfd136f6ca5d6d0dbc2061dab986f4d5f82778c9398a218fd","last_reissued_at":"2026-05-18T01:13:22.599698Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:13:22.599698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Vibrational mean free paths and thermal conductivity of amorphous silicon from non-equilibrium molecular dynamics simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"physics.comp-ph","authors_text":"A. J. H. McGaughey, J. Oksanen, J. Tulkki, K. S\\\"a\\\"askilahti, S. Volz","submitted_at":"2016-05-28T18:47:00Z","abstract_excerpt":"The frequency-dependent mean free paths (MFPs) of vibrational heat carriers in amorphous silicon are predicted from the length dependence of the spectrally decomposed heat current (SDHC) obtained from non-equilibrium molecular dynamics simulations. The results suggest a (frequency)$^{-2}$ scaling of the room-temperature MFPs below 5 THz. The MFPs exhibit a local maximum at a frequency of 8 THz and fall below 1 nm at frequencies greater than 10 THz, indicating localized vibrations. The MFPs extracted from sub-10 nm system-size simulations are used to predict the length-dependence of thermal con"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.08925","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":"1605.08925","created_at":"2026-05-18T01:13:22.599788+00:00"},{"alias_kind":"arxiv_version","alias_value":"1605.08925v1","created_at":"2026-05-18T01:13:22.599788+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.08925","created_at":"2026-05-18T01:13:22.599788+00:00"},{"alias_kind":"pith_short_12","alias_value":"5VLDI6OA3RSN","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_16","alias_value":"5VLDI6OA3RSNX7IT","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_8","alias_value":"5VLDI6OA","created_at":"2026-05-18T12:30:01.593930+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/5VLDI6OA3RSNX7ITN5WKLVWQ3P","json":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P.json","graph_json":"https://pith.science/api/pith-number/5VLDI6OA3RSNX7ITN5WKLVWQ3P/graph.json","events_json":"https://pith.science/api/pith-number/5VLDI6OA3RSNX7ITN5WKLVWQ3P/events.json","paper":"https://pith.science/paper/5VLDI6OA"},"agent_actions":{"view_html":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P","download_json":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P.json","view_paper":"https://pith.science/paper/5VLDI6OA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1605.08925&json=true","fetch_graph":"https://pith.science/api/pith-number/5VLDI6OA3RSNX7ITN5WKLVWQ3P/graph.json","fetch_events":"https://pith.science/api/pith-number/5VLDI6OA3RSNX7ITN5WKLVWQ3P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P/action/storage_attestation","attest_author":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P/action/author_attestation","sign_citation":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P/action/citation_signature","submit_replication":"https://pith.science/pith/5VLDI6OA3RSNX7ITN5WKLVWQ3P/action/replication_record"}},"created_at":"2026-05-18T01:13:22.599788+00:00","updated_at":"2026-05-18T01:13:22.599788+00:00"}