{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:GIERKRP4E4UPFVQAK2UA6V3VPV","short_pith_number":"pith:GIERKRP4","schema_version":"1.0","canonical_sha256":"32091545fc2728f2d60056a80f57757d52213866d64df0512f03619151c659d8","source":{"kind":"arxiv","id":"1810.01434","version":2},"attestation_state":"computed","paper":{"title":"Microwave preparation of two-dimensional fermionic spin mixtures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"B. Peaudecerf, E. Haller, M. Andia, M. Brown, S. Kuhr","submitted_at":"2018-10-02T18:08:24Z","abstract_excerpt":"We present a method for preparing a single two-dimensional sample of a two-spin mixture of fermionic potassium in a single antinode of an optical lattice, in a quantum-gas microscope apparatus. Our technique relies on spatially-selective microwave transitions in a magnetic field gradient. Adiabatic transfer pulses were optimized for high efficiency and minimal atom loss and heating due to spin-changing collisions. We have measured the dynamics of those loss processes, which are more pronounced in the presence of a spin mixture. As the efficient preparation of atoms in a single antinode require"},"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":"1810.01434","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-10-02T18:08:24Z","cross_cats_sorted":[],"title_canon_sha256":"a4844f995598b4e934328bdb1c7533ed8f2336a9a1b87183ff4fe3bfd839e531","abstract_canon_sha256":"e7a798c9421fa3b64eaf155ba44a29cc3a0e64d86ae69e0bea5fcd8b694d0c92"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:34.087492Z","signature_b64":"Bbyv0iYm5LhmkbzFNVIcsqYj/d1i1B6RCAO8dOV/TXUrmhI8MwcyVpwBwF2q2yVzzdmWm4a9Mv34i5NfN7gPAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32091545fc2728f2d60056a80f57757d52213866d64df0512f03619151c659d8","last_reissued_at":"2026-05-17T23:55:34.086962Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:34.086962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Microwave preparation of two-dimensional fermionic spin mixtures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"B. Peaudecerf, E. Haller, M. Andia, M. Brown, S. Kuhr","submitted_at":"2018-10-02T18:08:24Z","abstract_excerpt":"We present a method for preparing a single two-dimensional sample of a two-spin mixture of fermionic potassium in a single antinode of an optical lattice, in a quantum-gas microscope apparatus. Our technique relies on spatially-selective microwave transitions in a magnetic field gradient. Adiabatic transfer pulses were optimized for high efficiency and minimal atom loss and heating due to spin-changing collisions. We have measured the dynamics of those loss processes, which are more pronounced in the presence of a spin mixture. As the efficient preparation of atoms in a single antinode require"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.01434","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":"1810.01434","created_at":"2026-05-17T23:55:34.087064+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.01434v2","created_at":"2026-05-17T23:55:34.087064+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.01434","created_at":"2026-05-17T23:55:34.087064+00:00"},{"alias_kind":"pith_short_12","alias_value":"GIERKRP4E4UP","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_16","alias_value":"GIERKRP4E4UPFVQA","created_at":"2026-05-18T12:32:25.280505+00:00"},{"alias_kind":"pith_short_8","alias_value":"GIERKRP4","created_at":"2026-05-18T12:32:25.280505+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/GIERKRP4E4UPFVQAK2UA6V3VPV","json":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV.json","graph_json":"https://pith.science/api/pith-number/GIERKRP4E4UPFVQAK2UA6V3VPV/graph.json","events_json":"https://pith.science/api/pith-number/GIERKRP4E4UPFVQAK2UA6V3VPV/events.json","paper":"https://pith.science/paper/GIERKRP4"},"agent_actions":{"view_html":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV","download_json":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV.json","view_paper":"https://pith.science/paper/GIERKRP4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.01434&json=true","fetch_graph":"https://pith.science/api/pith-number/GIERKRP4E4UPFVQAK2UA6V3VPV/graph.json","fetch_events":"https://pith.science/api/pith-number/GIERKRP4E4UPFVQAK2UA6V3VPV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV/action/storage_attestation","attest_author":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV/action/author_attestation","sign_citation":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV/action/citation_signature","submit_replication":"https://pith.science/pith/GIERKRP4E4UPFVQAK2UA6V3VPV/action/replication_record"}},"created_at":"2026-05-17T23:55:34.087064+00:00","updated_at":"2026-05-17T23:55:34.087064+00:00"}