{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:BXVM4SEF36EIA5QZ5JUR7RIHAY","short_pith_number":"pith:BXVM4SEF","schema_version":"1.0","canonical_sha256":"0deace4885df88807619ea691fc5070610c007826f69f88e568e102f3c3ca71a","source":{"kind":"arxiv","id":"1208.4898","version":2},"attestation_state":"computed","paper":{"title":"Spin-echo dynamics of a heavy hole in a quantum dot","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Stefano Chesi, William A. Coish, Xiaoya Judy Wang","submitted_at":"2012-08-24T03:47:15Z","abstract_excerpt":"We develop a theory for the spin-echo dynamics of a heavy hole in a quantum dot, accounting for both hyperfine- and electric-field-induced fluctuations. We show that a moderate applied magnetic field can drive this system to a motional-averaging regime, making the hyperfine interaction ineffective as a decoherence source. Furthermore, we show that decay of the spin-echo envelope is highly sensitive to the geometry. In particular, we find a specific choice of initialization and {\\pi}-pulse axes which can be used to study intrinsic hyperfine-induced hole-spin dynamics, even in systems with subst"},"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":"1208.4898","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-08-24T03:47:15Z","cross_cats_sorted":[],"title_canon_sha256":"2fccb63b313ca7c16f38f18dba79dc24a16126522a5b552cc6de715ce0178c18","abstract_canon_sha256":"6ef04e678e57aee5f058bc6ce513fd0c83b635cd506f71f8ba9710977efd8bf4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:13.932001Z","signature_b64":"U6TQrh93DRsr0CjfI8/D3rb/6WEtlkThReX7cwNx4KsLCQbgWTRCXo0BWh0jkc4MDKuREmUkKyTCkahH8V1YAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0deace4885df88807619ea691fc5070610c007826f69f88e568e102f3c3ca71a","last_reissued_at":"2026-05-18T03:38:13.931258Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:13.931258Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spin-echo dynamics of a heavy hole in a quantum dot","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Stefano Chesi, William A. Coish, Xiaoya Judy Wang","submitted_at":"2012-08-24T03:47:15Z","abstract_excerpt":"We develop a theory for the spin-echo dynamics of a heavy hole in a quantum dot, accounting for both hyperfine- and electric-field-induced fluctuations. We show that a moderate applied magnetic field can drive this system to a motional-averaging regime, making the hyperfine interaction ineffective as a decoherence source. Furthermore, we show that decay of the spin-echo envelope is highly sensitive to the geometry. In particular, we find a specific choice of initialization and {\\pi}-pulse axes which can be used to study intrinsic hyperfine-induced hole-spin dynamics, even in systems with subst"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.4898","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":"1208.4898","created_at":"2026-05-18T03:38:13.931382+00:00"},{"alias_kind":"arxiv_version","alias_value":"1208.4898v2","created_at":"2026-05-18T03:38:13.931382+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.4898","created_at":"2026-05-18T03:38:13.931382+00:00"},{"alias_kind":"pith_short_12","alias_value":"BXVM4SEF36EI","created_at":"2026-05-18T12:27:01.376967+00:00"},{"alias_kind":"pith_short_16","alias_value":"BXVM4SEF36EIA5QZ","created_at":"2026-05-18T12:27:01.376967+00:00"},{"alias_kind":"pith_short_8","alias_value":"BXVM4SEF","created_at":"2026-05-18T12:27:01.376967+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/BXVM4SEF36EIA5QZ5JUR7RIHAY","json":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY.json","graph_json":"https://pith.science/api/pith-number/BXVM4SEF36EIA5QZ5JUR7RIHAY/graph.json","events_json":"https://pith.science/api/pith-number/BXVM4SEF36EIA5QZ5JUR7RIHAY/events.json","paper":"https://pith.science/paper/BXVM4SEF"},"agent_actions":{"view_html":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY","download_json":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY.json","view_paper":"https://pith.science/paper/BXVM4SEF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1208.4898&json=true","fetch_graph":"https://pith.science/api/pith-number/BXVM4SEF36EIA5QZ5JUR7RIHAY/graph.json","fetch_events":"https://pith.science/api/pith-number/BXVM4SEF36EIA5QZ5JUR7RIHAY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY/action/storage_attestation","attest_author":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY/action/author_attestation","sign_citation":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY/action/citation_signature","submit_replication":"https://pith.science/pith/BXVM4SEF36EIA5QZ5JUR7RIHAY/action/replication_record"}},"created_at":"2026-05-18T03:38:13.931382+00:00","updated_at":"2026-05-18T03:38:13.931382+00:00"}