{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:CI3I5KGV7F2D56HL6WDTQTKJSM","short_pith_number":"pith:CI3I5KGV","schema_version":"1.0","canonical_sha256":"12368ea8d5f9743ef8ebf587384d49931792d83975e03cefdf998f76b1b2a4a3","source":{"kind":"arxiv","id":"1106.3675","version":1},"attestation_state":"computed","paper":{"title":"Graphene nanoribbons from unzipped carbon nanotubes: atomic structures, Raman spectroscopy and electrical properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"(2) Nanotube Research Center, Chuanhong Jin (2), Hailiang Wang (1), Hongjie Dai (1) ((1) Department of Chemistry, Japan), Kazu Suenaga (2), Liming Xie (1), Liying Jiao (1), National Institute of Advanced Industrial Science, Stanford University, Technology (AIST), Xinran Wang (1)","submitted_at":"2011-06-18T18:32:41Z","abstract_excerpt":"We investigated the atomic structures, Raman spectroscopic and electrical transport properties of individual graphene nanoribbons (GNRs, widths ~10-30 nm) derived from sonochemical unzipping of multi-walled carbon nanotubes (MWNTs). Aberration-corrected transmission electron microscopy (TEM) revealed a high percentage of two-layer (2L) GNRs and some single layer ribbons. The layer-layer stacking angles ranged from 0o to 30o including average chiral angles near 30o (armchair orientation) or 0o (zigzag orientation). A large fraction of GNRs with bent and smooth edges was observed, while the rest"},"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":"1106.3675","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-06-18T18:32:41Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"a1a8ddeddfb1a8c0e1ac3ba8a2074ecc16ff162aeba1319119762b4dc1a3096c","abstract_canon_sha256":"3912d27c86da8590ae01a061a5f05a45d5f256ec543e3cce38d5c58a0433c181"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:42.421739Z","signature_b64":"tNKK5TZLY/npasBPQY/xpUZBQuqH67sIHpnBCYvDQczo4RY7WZUTbJyER9Surd2gVbWx9TLhiaO6V4bCjTh3Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"12368ea8d5f9743ef8ebf587384d49931792d83975e03cefdf998f76b1b2a4a3","last_reissued_at":"2026-05-18T04:19:42.420943Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:42.420943Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Graphene nanoribbons from unzipped carbon nanotubes: atomic structures, Raman spectroscopy and electrical properties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"(2) Nanotube Research Center, Chuanhong Jin (2), Hailiang Wang (1), Hongjie Dai (1) ((1) Department of Chemistry, Japan), Kazu Suenaga (2), Liming Xie (1), Liying Jiao (1), National Institute of Advanced Industrial Science, Stanford University, Technology (AIST), Xinran Wang (1)","submitted_at":"2011-06-18T18:32:41Z","abstract_excerpt":"We investigated the atomic structures, Raman spectroscopic and electrical transport properties of individual graphene nanoribbons (GNRs, widths ~10-30 nm) derived from sonochemical unzipping of multi-walled carbon nanotubes (MWNTs). Aberration-corrected transmission electron microscopy (TEM) revealed a high percentage of two-layer (2L) GNRs and some single layer ribbons. The layer-layer stacking angles ranged from 0o to 30o including average chiral angles near 30o (armchair orientation) or 0o (zigzag orientation). A large fraction of GNRs with bent and smooth edges was observed, while the rest"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.3675","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":"1106.3675","created_at":"2026-05-18T04:19:42.421082+00:00"},{"alias_kind":"arxiv_version","alias_value":"1106.3675v1","created_at":"2026-05-18T04:19:42.421082+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.3675","created_at":"2026-05-18T04:19:42.421082+00:00"},{"alias_kind":"pith_short_12","alias_value":"CI3I5KGV7F2D","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_16","alias_value":"CI3I5KGV7F2D56HL","created_at":"2026-05-18T12:26:26.731475+00:00"},{"alias_kind":"pith_short_8","alias_value":"CI3I5KGV","created_at":"2026-05-18T12:26:26.731475+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/CI3I5KGV7F2D56HL6WDTQTKJSM","json":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM.json","graph_json":"https://pith.science/api/pith-number/CI3I5KGV7F2D56HL6WDTQTKJSM/graph.json","events_json":"https://pith.science/api/pith-number/CI3I5KGV7F2D56HL6WDTQTKJSM/events.json","paper":"https://pith.science/paper/CI3I5KGV"},"agent_actions":{"view_html":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM","download_json":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM.json","view_paper":"https://pith.science/paper/CI3I5KGV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1106.3675&json=true","fetch_graph":"https://pith.science/api/pith-number/CI3I5KGV7F2D56HL6WDTQTKJSM/graph.json","fetch_events":"https://pith.science/api/pith-number/CI3I5KGV7F2D56HL6WDTQTKJSM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM/action/storage_attestation","attest_author":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM/action/author_attestation","sign_citation":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM/action/citation_signature","submit_replication":"https://pith.science/pith/CI3I5KGV7F2D56HL6WDTQTKJSM/action/replication_record"}},"created_at":"2026-05-18T04:19:42.421082+00:00","updated_at":"2026-05-18T04:19:42.421082+00:00"}