{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:UZJK4DX7E73YQD35ABTWUO67ME","short_pith_number":"pith:UZJK4DX7","schema_version":"1.0","canonical_sha256":"a652ae0eff27f7880f7d00676a3bdf6106e16e0a25f228da8cc2818d7a0eadf6","source":{"kind":"arxiv","id":"1801.07227","version":2},"attestation_state":"computed","paper":{"title":"Purcell enhancement of the parametric down-conversion in two-dimensional nonlinear materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.optics","authors_text":"Alexey Belyanin, Mikhail Belkin, Mikhail Tokman, Sultan AlMutairi, Valery Vdovin, Yongrui Wang, Zhongqu Long","submitted_at":"2018-01-22T18:15:17Z","abstract_excerpt":"Ultracompact nonlinear optical devices utilizing two-dimensional (2D) materials and nanostructures are emerging as important elements of photonic circuits. Integration of the nonlinear material into a subwavelength cavity or waveguide leads to a strong Purcell enhancement of the nonlinear processes and compensates for a small interaction volume. The generic feature of such devices which makes them especially challenging for analysis is strong dissipation of both the nonlinear polarization and highly confined modes of a subwavelength cavity. Here we solve a quantum-electrodynamic problem of the"},"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":"1801.07227","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-01-22T18:15:17Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"74078895a7c034324c127657cb82d3608d4f1d3f04c63f70638db82301892749","abstract_canon_sha256":"a8f909416f60f4af5a95abd60a83b25126caf284f9d21e17b2e825fcbd147321"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:13.447518Z","signature_b64":"dvZT1RaSmVEkz125J+93/AMo9xhqAHENkW1iWxUwzJ/LvheMpuczbcKFuyhKDiUAChUaJ0Kk8Rl+XdnpaAJWAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a652ae0eff27f7880f7d00676a3bdf6106e16e0a25f228da8cc2818d7a0eadf6","last_reissued_at":"2026-05-18T00:00:13.446891Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:13.446891Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Purcell enhancement of the parametric down-conversion in two-dimensional nonlinear materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.optics","authors_text":"Alexey Belyanin, Mikhail Belkin, Mikhail Tokman, Sultan AlMutairi, Valery Vdovin, Yongrui Wang, Zhongqu Long","submitted_at":"2018-01-22T18:15:17Z","abstract_excerpt":"Ultracompact nonlinear optical devices utilizing two-dimensional (2D) materials and nanostructures are emerging as important elements of photonic circuits. Integration of the nonlinear material into a subwavelength cavity or waveguide leads to a strong Purcell enhancement of the nonlinear processes and compensates for a small interaction volume. The generic feature of such devices which makes them especially challenging for analysis is strong dissipation of both the nonlinear polarization and highly confined modes of a subwavelength cavity. Here we solve a quantum-electrodynamic problem of the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.07227","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":"1801.07227","created_at":"2026-05-18T00:00:13.446979+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.07227v2","created_at":"2026-05-18T00:00:13.446979+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.07227","created_at":"2026-05-18T00:00:13.446979+00:00"},{"alias_kind":"pith_short_12","alias_value":"UZJK4DX7E73Y","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_16","alias_value":"UZJK4DX7E73YQD35","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_8","alias_value":"UZJK4DX7","created_at":"2026-05-18T12:32:56.356000+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/UZJK4DX7E73YQD35ABTWUO67ME","json":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME.json","graph_json":"https://pith.science/api/pith-number/UZJK4DX7E73YQD35ABTWUO67ME/graph.json","events_json":"https://pith.science/api/pith-number/UZJK4DX7E73YQD35ABTWUO67ME/events.json","paper":"https://pith.science/paper/UZJK4DX7"},"agent_actions":{"view_html":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME","download_json":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME.json","view_paper":"https://pith.science/paper/UZJK4DX7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.07227&json=true","fetch_graph":"https://pith.science/api/pith-number/UZJK4DX7E73YQD35ABTWUO67ME/graph.json","fetch_events":"https://pith.science/api/pith-number/UZJK4DX7E73YQD35ABTWUO67ME/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME/action/storage_attestation","attest_author":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME/action/author_attestation","sign_citation":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME/action/citation_signature","submit_replication":"https://pith.science/pith/UZJK4DX7E73YQD35ABTWUO67ME/action/replication_record"}},"created_at":"2026-05-18T00:00:13.446979+00:00","updated_at":"2026-05-18T00:00:13.446979+00:00"}