{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:IKKCY2BWBMYCU7T2W7XX3GTIDF","short_pith_number":"pith:IKKCY2BW","schema_version":"1.0","canonical_sha256":"42942c68360b302a7e7ab7ef7d9a6819586422fa708d73066340bf1ee079e171","source":{"kind":"arxiv","id":"1207.2058","version":1},"attestation_state":"computed","paper":{"title":"Probing the Nature of Defects in Graphene by Raman Spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Alexandre Felten, Artem Mishchenko, Axel Eckmann, Cinzia Casiraghi, Kostya S. Novoselov, Liam Britnell, Ralph Krupke","submitted_at":"2012-07-09T14:24:37Z","abstract_excerpt":"Raman Spectroscopy is able to probe disorder in graphene through defect-activated peaks. It is of great interest to link these features to the nature of disorder. Here we present a detailed analysis of the Raman spectra of graphene containing different type of defects. We found that the intensity ratio of the D and D' peak is maximum (~ 13) for sp3-defects, it decreases for vacancy-like defects (~ 7) and reaches a minimum for boundaries in graphite (~3.5)."},"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":"1207.2058","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-07-09T14:24:37Z","cross_cats_sorted":[],"title_canon_sha256":"c19cd29f4ae6a58bd85ac31e6adac59f440a28b8e6d4f43f0233408899a958f9","abstract_canon_sha256":"7e4df6e6e24482d1e7968540b39e8bba222a7a07a88c2564d094bbf128e048bc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:51:26.185566Z","signature_b64":"gQGzHtfpbTOJEnyNXYPcMdIbjaDeBi7+SymJ1a76fE+Vza7DFbSqwwZ6Kg1s+0wHKZh6G8E/wtI6sEsv86QoDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"42942c68360b302a7e7ab7ef7d9a6819586422fa708d73066340bf1ee079e171","last_reissued_at":"2026-05-18T03:51:26.184855Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:51:26.184855Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing the Nature of Defects in Graphene by Raman Spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Alexandre Felten, Artem Mishchenko, Axel Eckmann, Cinzia Casiraghi, Kostya S. Novoselov, Liam Britnell, Ralph Krupke","submitted_at":"2012-07-09T14:24:37Z","abstract_excerpt":"Raman Spectroscopy is able to probe disorder in graphene through defect-activated peaks. It is of great interest to link these features to the nature of disorder. Here we present a detailed analysis of the Raman spectra of graphene containing different type of defects. We found that the intensity ratio of the D and D' peak is maximum (~ 13) for sp3-defects, it decreases for vacancy-like defects (~ 7) and reaches a minimum for boundaries in graphite (~3.5)."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.2058","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":"1207.2058","created_at":"2026-05-18T03:51:26.184972+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.2058v1","created_at":"2026-05-18T03:51:26.184972+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.2058","created_at":"2026-05-18T03:51:26.184972+00:00"},{"alias_kind":"pith_short_12","alias_value":"IKKCY2BWBMYC","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_16","alias_value":"IKKCY2BWBMYCU7T2","created_at":"2026-05-18T12:27:09.501522+00:00"},{"alias_kind":"pith_short_8","alias_value":"IKKCY2BW","created_at":"2026-05-18T12:27:09.501522+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/IKKCY2BWBMYCU7T2W7XX3GTIDF","json":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF.json","graph_json":"https://pith.science/api/pith-number/IKKCY2BWBMYCU7T2W7XX3GTIDF/graph.json","events_json":"https://pith.science/api/pith-number/IKKCY2BWBMYCU7T2W7XX3GTIDF/events.json","paper":"https://pith.science/paper/IKKCY2BW"},"agent_actions":{"view_html":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF","download_json":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF.json","view_paper":"https://pith.science/paper/IKKCY2BW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.2058&json=true","fetch_graph":"https://pith.science/api/pith-number/IKKCY2BWBMYCU7T2W7XX3GTIDF/graph.json","fetch_events":"https://pith.science/api/pith-number/IKKCY2BWBMYCU7T2W7XX3GTIDF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF/action/storage_attestation","attest_author":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF/action/author_attestation","sign_citation":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF/action/citation_signature","submit_replication":"https://pith.science/pith/IKKCY2BWBMYCU7T2W7XX3GTIDF/action/replication_record"}},"created_at":"2026-05-18T03:51:26.184972+00:00","updated_at":"2026-05-18T03:51:26.184972+00:00"}