{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:AEGCJ3SPXZFLLBAILWP6OCGLVJ","short_pith_number":"pith:AEGCJ3SP","schema_version":"1.0","canonical_sha256":"010c24ee4fbe4ab584085d9fe708cbaa77cf92f878c7b5e8e4c5c3a015a31fad","source":{"kind":"arxiv","id":"1202.0820","version":1},"attestation_state":"computed","paper":{"title":"Gate Defined Quantum Confinement in Suspended Bilayer Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Amir Yacoby, Jens Martin, Monica T. Allen","submitted_at":"2012-02-03T21:00:03Z","abstract_excerpt":"Quantum confined devices that manipulate single electrons in graphene are emerging as attractive candidates for nanoelectronics applications. Previous experiments have employed etched graphene nanostructures, but edge and substrate disorder severely limit device functionality. Here we present a technique that builds quantum confined structures in suspended bilayer graphene with tunnel barriers defined by external electric fields that break layer inversion symmetry, thereby eliminating both edge and substrate disorder. We report clean quantum dot formation in two regimes: at zero magnetic field"},"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":"1202.0820","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-02-03T21:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"7fe9d9d1b67f9a316d61bb1fc5859acbc9f853fbd5b0e8ee6a91300e639067a8","abstract_canon_sha256":"a45a8512613ee9bfea13910e1b79c9fb2d12b1c9895cfeb352a09095be388bcc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:35.592489Z","signature_b64":"T7CcL9uJhsjVfUIy5eFHtiJjbJYZ5/YeGmCryaYWla22xS6uvGPDgV/RUtzUDdOguycX5rzMx4eg6Wl79KgaCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"010c24ee4fbe4ab584085d9fe708cbaa77cf92f878c7b5e8e4c5c3a015a31fad","last_reissued_at":"2026-05-18T01:58:35.591834Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:35.591834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gate Defined Quantum Confinement in Suspended Bilayer Graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Amir Yacoby, Jens Martin, Monica T. Allen","submitted_at":"2012-02-03T21:00:03Z","abstract_excerpt":"Quantum confined devices that manipulate single electrons in graphene are emerging as attractive candidates for nanoelectronics applications. Previous experiments have employed etched graphene nanostructures, but edge and substrate disorder severely limit device functionality. Here we present a technique that builds quantum confined structures in suspended bilayer graphene with tunnel barriers defined by external electric fields that break layer inversion symmetry, thereby eliminating both edge and substrate disorder. We report clean quantum dot formation in two regimes: at zero magnetic field"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.0820","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":"1202.0820","created_at":"2026-05-18T01:58:35.591934+00:00"},{"alias_kind":"arxiv_version","alias_value":"1202.0820v1","created_at":"2026-05-18T01:58:35.591934+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.0820","created_at":"2026-05-18T01:58:35.591934+00:00"},{"alias_kind":"pith_short_12","alias_value":"AEGCJ3SPXZFL","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_16","alias_value":"AEGCJ3SPXZFLLBAI","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_8","alias_value":"AEGCJ3SP","created_at":"2026-05-18T12:26:58.693483+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/AEGCJ3SPXZFLLBAILWP6OCGLVJ","json":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ.json","graph_json":"https://pith.science/api/pith-number/AEGCJ3SPXZFLLBAILWP6OCGLVJ/graph.json","events_json":"https://pith.science/api/pith-number/AEGCJ3SPXZFLLBAILWP6OCGLVJ/events.json","paper":"https://pith.science/paper/AEGCJ3SP"},"agent_actions":{"view_html":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ","download_json":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ.json","view_paper":"https://pith.science/paper/AEGCJ3SP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1202.0820&json=true","fetch_graph":"https://pith.science/api/pith-number/AEGCJ3SPXZFLLBAILWP6OCGLVJ/graph.json","fetch_events":"https://pith.science/api/pith-number/AEGCJ3SPXZFLLBAILWP6OCGLVJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ/action/storage_attestation","attest_author":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ/action/author_attestation","sign_citation":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ/action/citation_signature","submit_replication":"https://pith.science/pith/AEGCJ3SPXZFLLBAILWP6OCGLVJ/action/replication_record"}},"created_at":"2026-05-18T01:58:35.591934+00:00","updated_at":"2026-05-18T01:58:35.591934+00:00"}