{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:6E6ZOVDQ2CMY6RUVA3Z43IVOJU","short_pith_number":"pith:6E6ZOVDQ","schema_version":"1.0","canonical_sha256":"f13d975470d0998f469506f3cda2ae4d38ad74af45c4aec00f74c0e6cac3e737","source":{"kind":"arxiv","id":"1304.7243","version":2},"attestation_state":"computed","paper":{"title":"Highly collimated source of cold Rubidium atoms from a two dimensional magneto-optical trap","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Bruno Viaris de Lesegno, Citlali Cabrera-Guitierez, Jos\\'e W. Tabosa, Laurence Pruvost, Marion Jacquey, Vincent Carrat","submitted_at":"2013-04-26T17:57:52Z","abstract_excerpt":"Using a blue detuned laser shaped in a Laguerre-Gaussian donut mode we highly collimate the output of a two dimensional magneto-optical trap. The resulting atomic beam has a 1 mm diameter, its divergence is reduced from 40 down to 3 mrad and the atomic density is increased by a factor of 200. The collimation effect has been studied versus the order of the Laguerre-Gaussian mode (up to 10) and the laser atom frequency detuning (2 to 120 GHz). The 2D-colli-MOT study allows us to determine the best conditions which minimize the atom heating due to residual light absorption and optimize the collim"},"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":"1304.7243","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-04-26T17:57:52Z","cross_cats_sorted":["physics.optics","quant-ph"],"title_canon_sha256":"5a04004427c9549dee69f60a7c1e3b9ebc5a0e6782f6ddbccf80abc910d6d361","abstract_canon_sha256":"d3329e937e46bb7b1623699828b53c570fe14998534e1ea0629a4cc13904853a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:25:34.453222Z","signature_b64":"9/kA66v65Cz23faiiqteECBPwq+xxpz4vAiysvIOzyzi9QWiGrxbfwKu1tw4ZGUbuZcpCB18JjU6FPIEhwOCCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f13d975470d0998f469506f3cda2ae4d38ad74af45c4aec00f74c0e6cac3e737","last_reissued_at":"2026-05-18T03:25:34.452603Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:25:34.452603Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Highly collimated source of cold Rubidium atoms from a two dimensional magneto-optical trap","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Bruno Viaris de Lesegno, Citlali Cabrera-Guitierez, Jos\\'e W. Tabosa, Laurence Pruvost, Marion Jacquey, Vincent Carrat","submitted_at":"2013-04-26T17:57:52Z","abstract_excerpt":"Using a blue detuned laser shaped in a Laguerre-Gaussian donut mode we highly collimate the output of a two dimensional magneto-optical trap. The resulting atomic beam has a 1 mm diameter, its divergence is reduced from 40 down to 3 mrad and the atomic density is increased by a factor of 200. The collimation effect has been studied versus the order of the Laguerre-Gaussian mode (up to 10) and the laser atom frequency detuning (2 to 120 GHz). The 2D-colli-MOT study allows us to determine the best conditions which minimize the atom heating due to residual light absorption and optimize the collim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.7243","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":"1304.7243","created_at":"2026-05-18T03:25:34.452673+00:00"},{"alias_kind":"arxiv_version","alias_value":"1304.7243v2","created_at":"2026-05-18T03:25:34.452673+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.7243","created_at":"2026-05-18T03:25:34.452673+00:00"},{"alias_kind":"pith_short_12","alias_value":"6E6ZOVDQ2CMY","created_at":"2026-05-18T12:27:36.564083+00:00"},{"alias_kind":"pith_short_16","alias_value":"6E6ZOVDQ2CMY6RUV","created_at":"2026-05-18T12:27:36.564083+00:00"},{"alias_kind":"pith_short_8","alias_value":"6E6ZOVDQ","created_at":"2026-05-18T12:27:36.564083+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/6E6ZOVDQ2CMY6RUVA3Z43IVOJU","json":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU.json","graph_json":"https://pith.science/api/pith-number/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/graph.json","events_json":"https://pith.science/api/pith-number/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/events.json","paper":"https://pith.science/paper/6E6ZOVDQ"},"agent_actions":{"view_html":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU","download_json":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU.json","view_paper":"https://pith.science/paper/6E6ZOVDQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1304.7243&json=true","fetch_graph":"https://pith.science/api/pith-number/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/graph.json","fetch_events":"https://pith.science/api/pith-number/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/action/storage_attestation","attest_author":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/action/author_attestation","sign_citation":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/action/citation_signature","submit_replication":"https://pith.science/pith/6E6ZOVDQ2CMY6RUVA3Z43IVOJU/action/replication_record"}},"created_at":"2026-05-18T03:25:34.452673+00:00","updated_at":"2026-05-18T03:25:34.452673+00:00"}