{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:4QU2X7QABJSAALOQB5JVCHPODU","short_pith_number":"pith:4QU2X7QA","schema_version":"1.0","canonical_sha256":"e429abfe000a64002dd00f53511dee1d1f75301af8afa4bb01c121a83ff8fc6e","source":{"kind":"arxiv","id":"1706.04706","version":1},"attestation_state":"computed","paper":{"title":"Thermal rectification and negative differential thermal conductance in harmonic chains with nonlinear system-bath coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cond-mat.stat-mech","authors_text":"Hui-Min Li, Yi Ming, Ze-Jun Ding","submitted_at":"2017-06-15T00:45:26Z","abstract_excerpt":"Thermal rectification and negative differential thermal conductance were realized in harmonic chains in this work. We used the generalized Caldeira-Leggett model to study the heat flow. In contrast to the most previous studies considering only the linear system-bath coupling, we considered the nonlinear system-bath coupling based on recent experiment [A. Eichler \\emph{et al.}, Nat. Nanotech. \\textbf{6}, 339 (2011)]. When the linear coupling constant is weak, the multiphonon processes induced by the nonlinear coupling allow more phonons transport across the system-bath interface and hence the h"},"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":"1706.04706","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2017-06-15T00:45:26Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"4c2c64ebba95eabda58ee2beba4a07080ed5a2c5716853fd72531a92beecf90a","abstract_canon_sha256":"3262b1d1dfe1f7c232217366c66c356c09e3e24a6bc20553280ffe892cd562f3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:19.332811Z","signature_b64":"UD16RyHLdsIOFtt6itIpkqCQSDm3kLmz9evKZH5SovVr8PT/0SKCQlCOL9lkzFz3gr6Vtpc10QzVVAHt1XeDCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e429abfe000a64002dd00f53511dee1d1f75301af8afa4bb01c121a83ff8fc6e","last_reissued_at":"2026-05-18T00:42:19.332188Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:19.332188Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Thermal rectification and negative differential thermal conductance in harmonic chains with nonlinear system-bath coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cond-mat.stat-mech","authors_text":"Hui-Min Li, Yi Ming, Ze-Jun Ding","submitted_at":"2017-06-15T00:45:26Z","abstract_excerpt":"Thermal rectification and negative differential thermal conductance were realized in harmonic chains in this work. We used the generalized Caldeira-Leggett model to study the heat flow. In contrast to the most previous studies considering only the linear system-bath coupling, we considered the nonlinear system-bath coupling based on recent experiment [A. Eichler \\emph{et al.}, Nat. Nanotech. \\textbf{6}, 339 (2011)]. When the linear coupling constant is weak, the multiphonon processes induced by the nonlinear coupling allow more phonons transport across the system-bath interface and hence the h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04706","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":"1706.04706","created_at":"2026-05-18T00:42:19.332278+00:00"},{"alias_kind":"arxiv_version","alias_value":"1706.04706v1","created_at":"2026-05-18T00:42:19.332278+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04706","created_at":"2026-05-18T00:42:19.332278+00:00"},{"alias_kind":"pith_short_12","alias_value":"4QU2X7QABJSA","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"4QU2X7QABJSAALOQ","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"4QU2X7QA","created_at":"2026-05-18T12:31:00.734936+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/4QU2X7QABJSAALOQB5JVCHPODU","json":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU.json","graph_json":"https://pith.science/api/pith-number/4QU2X7QABJSAALOQB5JVCHPODU/graph.json","events_json":"https://pith.science/api/pith-number/4QU2X7QABJSAALOQB5JVCHPODU/events.json","paper":"https://pith.science/paper/4QU2X7QA"},"agent_actions":{"view_html":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU","download_json":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU.json","view_paper":"https://pith.science/paper/4QU2X7QA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1706.04706&json=true","fetch_graph":"https://pith.science/api/pith-number/4QU2X7QABJSAALOQB5JVCHPODU/graph.json","fetch_events":"https://pith.science/api/pith-number/4QU2X7QABJSAALOQB5JVCHPODU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU/action/storage_attestation","attest_author":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU/action/author_attestation","sign_citation":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU/action/citation_signature","submit_replication":"https://pith.science/pith/4QU2X7QABJSAALOQB5JVCHPODU/action/replication_record"}},"created_at":"2026-05-18T00:42:19.332278+00:00","updated_at":"2026-05-18T00:42:19.332278+00:00"}