{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:GT6QCIHDWIO75RFLXXPW33B4K2","short_pith_number":"pith:GT6QCIHD","schema_version":"1.0","canonical_sha256":"34fd0120e3b21dfec4abbddf6dec3c56a9a98d8f1f5de1b7f6e4aee8c0d5d9b0","source":{"kind":"arxiv","id":"1012.1156","version":2},"attestation_state":"computed","paper":{"title":"Observation of Long Spin Relaxation Times in Bilayer Graphene at Room Temperature","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Avsar, A.Pachoud, B. Beschoten, B. \\\"Ozyilmaz, F. Volmer, G. G\\\"untherodt, J. Balakrishnan, J. Samm, M. Jaiswal, M. Popinciuc, M. Zeng, S.R. Ali, T.-Y. Yang","submitted_at":"2010-12-06T12:53:09Z","abstract_excerpt":"We report on the first systematic study of spin transport in bilayer graphene (BLG) as a function of mobility, minimum conductivity, charge density and temperature. The spin relaxation time $\\tau_s$ scales inversely with the mobility $\\mu$ of BLG samples both at room temperature and at low temperature. This indicates the importance of D'yakonov - Perel' spin scattering in BLG. Spin relaxation times of up to 2 ns are observed in samples with the lowest mobility. These times are an order of magnitude longer than any values previously reported for single layer graphene (SLG). We discuss the role "},"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":"1012.1156","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-12-06T12:53:09Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"ff8d8374deaf160033d052d98f25ad33b23820676456c8ee851d51059d5e3649","abstract_canon_sha256":"e75e98bac9d06791cc740dfda45847cff8ae3b133f1e9d53f0c2fa91b592192f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:38:23.834980Z","signature_b64":"0I0pzxs1KLSfmaKTlS7mlfiFgENn9SJQ6kwT0CHCQ4sCu4ekLhsi1IfqZboh4Wbp0SHlZHGF9EjF8HXuR/m1CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"34fd0120e3b21dfec4abbddf6dec3c56a9a98d8f1f5de1b7f6e4aee8c0d5d9b0","last_reissued_at":"2026-05-18T00:38:23.834172Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:38:23.834172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observation of Long Spin Relaxation Times in Bilayer Graphene at Room Temperature","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Avsar, A.Pachoud, B. Beschoten, B. \\\"Ozyilmaz, F. Volmer, G. G\\\"untherodt, J. Balakrishnan, J. Samm, M. Jaiswal, M. Popinciuc, M. Zeng, S.R. Ali, T.-Y. Yang","submitted_at":"2010-12-06T12:53:09Z","abstract_excerpt":"We report on the first systematic study of spin transport in bilayer graphene (BLG) as a function of mobility, minimum conductivity, charge density and temperature. The spin relaxation time $\\tau_s$ scales inversely with the mobility $\\mu$ of BLG samples both at room temperature and at low temperature. This indicates the importance of D'yakonov - Perel' spin scattering in BLG. Spin relaxation times of up to 2 ns are observed in samples with the lowest mobility. These times are an order of magnitude longer than any values previously reported for single layer graphene (SLG). We discuss the role "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.1156","kind":"arxiv","version":2},"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":"1012.1156","created_at":"2026-05-18T00:38:23.834302+00:00"},{"alias_kind":"arxiv_version","alias_value":"1012.1156v2","created_at":"2026-05-18T00:38:23.834302+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.1156","created_at":"2026-05-18T00:38:23.834302+00:00"},{"alias_kind":"pith_short_12","alias_value":"GT6QCIHDWIO7","created_at":"2026-05-18T12:26:07.630475+00:00"},{"alias_kind":"pith_short_16","alias_value":"GT6QCIHDWIO75RFL","created_at":"2026-05-18T12:26:07.630475+00:00"},{"alias_kind":"pith_short_8","alias_value":"GT6QCIHD","created_at":"2026-05-18T12:26:07.630475+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/GT6QCIHDWIO75RFLXXPW33B4K2","json":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2.json","graph_json":"https://pith.science/api/pith-number/GT6QCIHDWIO75RFLXXPW33B4K2/graph.json","events_json":"https://pith.science/api/pith-number/GT6QCIHDWIO75RFLXXPW33B4K2/events.json","paper":"https://pith.science/paper/GT6QCIHD"},"agent_actions":{"view_html":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2","download_json":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2.json","view_paper":"https://pith.science/paper/GT6QCIHD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1012.1156&json=true","fetch_graph":"https://pith.science/api/pith-number/GT6QCIHDWIO75RFLXXPW33B4K2/graph.json","fetch_events":"https://pith.science/api/pith-number/GT6QCIHDWIO75RFLXXPW33B4K2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2/action/storage_attestation","attest_author":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2/action/author_attestation","sign_citation":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2/action/citation_signature","submit_replication":"https://pith.science/pith/GT6QCIHDWIO75RFLXXPW33B4K2/action/replication_record"}},"created_at":"2026-05-18T00:38:23.834302+00:00","updated_at":"2026-05-18T00:38:23.834302+00:00"}