{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:S7HXC4I4ZSRQGJ6FEUCZEST7YN","short_pith_number":"pith:S7HXC4I4","schema_version":"1.0","canonical_sha256":"97cf71711ccca30327c52505924a7fc34848811542e47a0ee0193cb167bb27b0","source":{"kind":"arxiv","id":"1503.08075","version":1},"attestation_state":"computed","paper":{"title":"Electric control of topological phase transitions in Dirac semimetal thin films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hui Pan, Meimei Wu, Shengyuan A. Yang, Ying Liu","submitted_at":"2015-03-27T13:40:33Z","abstract_excerpt":"We investigate the effect of a vertical electric field on a Dirac semimetal thin film. We show that through the interplay between the quantum confinement effect and the field-induced coupling between sub-bands, the sub-band gap can be tuned and inverted, during which the system undergoes a topological phase transition between a trivial band insulator and a quantum spin Hall insulator. Consequently, one can electrically switch the topological edge channels on and off, making the system a promising platform for constructing a topological field effect transistor."},"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":"1503.08075","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-03-27T13:40:33Z","cross_cats_sorted":[],"title_canon_sha256":"b33feeb5c240660d8f30884dced5a16d57e3eae320e9fdbe6ecfe2c96f375e40","abstract_canon_sha256":"b9c8be9c5bab8bdb1ae0631698faeb86e34a13b41d994ec333c065a96f46e80f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:31:18.776695Z","signature_b64":"26kF7sdrz45CPlt/RXEBmcxkwBpiSUaP3mxaalulmetl6Lei27PR+hfHUAuKP5iWNbsD+otrUPWBCaKs4xq1Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97cf71711ccca30327c52505924a7fc34848811542e47a0ee0193cb167bb27b0","last_reissued_at":"2026-05-18T01:31:18.775937Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:31:18.775937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electric control of topological phase transitions in Dirac semimetal thin films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Hui Pan, Meimei Wu, Shengyuan A. Yang, Ying Liu","submitted_at":"2015-03-27T13:40:33Z","abstract_excerpt":"We investigate the effect of a vertical electric field on a Dirac semimetal thin film. We show that through the interplay between the quantum confinement effect and the field-induced coupling between sub-bands, the sub-band gap can be tuned and inverted, during which the system undergoes a topological phase transition between a trivial band insulator and a quantum spin Hall insulator. Consequently, one can electrically switch the topological edge channels on and off, making the system a promising platform for constructing a topological field effect transistor."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.08075","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":"1503.08075","created_at":"2026-05-18T01:31:18.776075+00:00"},{"alias_kind":"arxiv_version","alias_value":"1503.08075v1","created_at":"2026-05-18T01:31:18.776075+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.08075","created_at":"2026-05-18T01:31:18.776075+00:00"},{"alias_kind":"pith_short_12","alias_value":"S7HXC4I4ZSRQ","created_at":"2026-05-18T12:29:39.896362+00:00"},{"alias_kind":"pith_short_16","alias_value":"S7HXC4I4ZSRQGJ6F","created_at":"2026-05-18T12:29:39.896362+00:00"},{"alias_kind":"pith_short_8","alias_value":"S7HXC4I4","created_at":"2026-05-18T12:29:39.896362+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/S7HXC4I4ZSRQGJ6FEUCZEST7YN","json":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN.json","graph_json":"https://pith.science/api/pith-number/S7HXC4I4ZSRQGJ6FEUCZEST7YN/graph.json","events_json":"https://pith.science/api/pith-number/S7HXC4I4ZSRQGJ6FEUCZEST7YN/events.json","paper":"https://pith.science/paper/S7HXC4I4"},"agent_actions":{"view_html":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN","download_json":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN.json","view_paper":"https://pith.science/paper/S7HXC4I4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1503.08075&json=true","fetch_graph":"https://pith.science/api/pith-number/S7HXC4I4ZSRQGJ6FEUCZEST7YN/graph.json","fetch_events":"https://pith.science/api/pith-number/S7HXC4I4ZSRQGJ6FEUCZEST7YN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN/action/storage_attestation","attest_author":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN/action/author_attestation","sign_citation":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN/action/citation_signature","submit_replication":"https://pith.science/pith/S7HXC4I4ZSRQGJ6FEUCZEST7YN/action/replication_record"}},"created_at":"2026-05-18T01:31:18.776075+00:00","updated_at":"2026-05-18T01:31:18.776075+00:00"}