{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:CQICVY3IG36ZAOURWBWQK5ZJWX","short_pith_number":"pith:CQICVY3I","schema_version":"1.0","canonical_sha256":"14102ae36836fd903a91b06d057729b5f06fa83e00179d140fca68894e4eb116","source":{"kind":"arxiv","id":"1410.3903","version":1},"attestation_state":"computed","paper":{"title":"Low-bias Negative Differential Resistance effect in armchair graphene nanoribbon junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Chee Kwan Gan, Suchun Li, Su Ying Quek, Young-Woo Son, Yuan Ping Feng","submitted_at":"2014-10-15T01:30:54Z","abstract_excerpt":"Graphene nanoribbons with armchair edges (AGNRs) have bandgaps that can be flexibly tuned via the ribbon width. A junction made of a narrower AGNR sandwiched between two wider AGNR leads was recently reported to possess two perfect transmission channels close to the Fermi level. Here, we report that by using a bias voltage to drive these transmission channels into the gap of the wider AGNR lead, we can obtain a negative differential resistance (NDR) effect. Owing to the intrinsic properties of the AGNR junctions, the on-set bias reaches as low as ~ 0.2 V and the valley current almost vanishes."},"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":"1410.3903","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-15T01:30:54Z","cross_cats_sorted":[],"title_canon_sha256":"7bbd84af2f0538397fde0f26d2ba0c68911969e61c556b94e132280549aa9b6c","abstract_canon_sha256":"fe1e22e237360fe6768e478086c4796b1391920b2a9d4d4467e67b60661b1143"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:48.337324Z","signature_b64":"87Ngl6bmpN7CHB9k0/jIfFG3F8TO75Gzo5yH29VCFgUihsjvGSw3sXKvDzkkVPapH28FGyOs3RIXt4M8Red+Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14102ae36836fd903a91b06d057729b5f06fa83e00179d140fca68894e4eb116","last_reissued_at":"2026-05-18T01:41:48.336875Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:48.336875Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Low-bias Negative Differential Resistance effect in armchair graphene nanoribbon junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Chee Kwan Gan, Suchun Li, Su Ying Quek, Young-Woo Son, Yuan Ping Feng","submitted_at":"2014-10-15T01:30:54Z","abstract_excerpt":"Graphene nanoribbons with armchair edges (AGNRs) have bandgaps that can be flexibly tuned via the ribbon width. A junction made of a narrower AGNR sandwiched between two wider AGNR leads was recently reported to possess two perfect transmission channels close to the Fermi level. Here, we report that by using a bias voltage to drive these transmission channels into the gap of the wider AGNR lead, we can obtain a negative differential resistance (NDR) effect. Owing to the intrinsic properties of the AGNR junctions, the on-set bias reaches as low as ~ 0.2 V and the valley current almost vanishes."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3903","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":"1410.3903","created_at":"2026-05-18T01:41:48.336939+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.3903v1","created_at":"2026-05-18T01:41:48.336939+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3903","created_at":"2026-05-18T01:41:48.336939+00:00"},{"alias_kind":"pith_short_12","alias_value":"CQICVY3IG36Z","created_at":"2026-05-18T12:28:22.404517+00:00"},{"alias_kind":"pith_short_16","alias_value":"CQICVY3IG36ZAOUR","created_at":"2026-05-18T12:28:22.404517+00:00"},{"alias_kind":"pith_short_8","alias_value":"CQICVY3I","created_at":"2026-05-18T12:28:22.404517+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/CQICVY3IG36ZAOURWBWQK5ZJWX","json":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX.json","graph_json":"https://pith.science/api/pith-number/CQICVY3IG36ZAOURWBWQK5ZJWX/graph.json","events_json":"https://pith.science/api/pith-number/CQICVY3IG36ZAOURWBWQK5ZJWX/events.json","paper":"https://pith.science/paper/CQICVY3I"},"agent_actions":{"view_html":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX","download_json":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX.json","view_paper":"https://pith.science/paper/CQICVY3I","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.3903&json=true","fetch_graph":"https://pith.science/api/pith-number/CQICVY3IG36ZAOURWBWQK5ZJWX/graph.json","fetch_events":"https://pith.science/api/pith-number/CQICVY3IG36ZAOURWBWQK5ZJWX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX/action/storage_attestation","attest_author":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX/action/author_attestation","sign_citation":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX/action/citation_signature","submit_replication":"https://pith.science/pith/CQICVY3IG36ZAOURWBWQK5ZJWX/action/replication_record"}},"created_at":"2026-05-18T01:41:48.336939+00:00","updated_at":"2026-05-18T01:41:48.336939+00:00"}