{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:32WPL2TQMEPBB4XJFNNV4YHRSQ","short_pith_number":"pith:32WPL2TQ","schema_version":"1.0","canonical_sha256":"deacf5ea70611e10f2e92b5b5e60f1942845fef2aa0509ecf19dc6119bb6faaa","source":{"kind":"arxiv","id":"1406.4949","version":1},"attestation_state":"computed","paper":{"title":"Terahertz Generation in Lithium Niobate Driven by Ti:Sapphire Laser Pulses and its Limitations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Franz X. K\\\"artner, Frederike Ahr, Giovanni Cirmi, Koustuban Ravi, Oliver D. M\\\"ucke, Sergio Carbajo, Xiaojun Wu, Yue Zhou","submitted_at":"2014-06-19T05:41:31Z","abstract_excerpt":"We experimentally investigate the limits to 800 nm-to-terahertz (THz) energy conversion in lithium niobate at room temperature driven by amplified Ti:Sapphire laser pulses with tilted-pulse-front. The influence of the pump central wavelength, pulse duration, and fluence on THz generation is studied. We achieved a high peak efficiency of 0.12% using transform limited 150 fs pulses and observed saturation of the optical to THz conversion efficiency at a fluence of 15 mJ/cm2. We experimentally identify two main limitations for the scaling of optical-to-THz conversion efficiencies: (i) the large s"},"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":"1406.4949","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-06-19T05:41:31Z","cross_cats_sorted":[],"title_canon_sha256":"8136dac871f2e6baee9ef611b82108e7d830f31efee626aa9d3c696451d11613","abstract_canon_sha256":"827639585fd20f565f7ad431f543f036870aea22eb712e216b73146ef1948486"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:53.162229Z","signature_b64":"7/YmMyHKy3aFeiLJ24ykRoC++N4E9gzu1Pdx1Y2SH5yKtdH2RVUjejdkjL92ozYL1UMvmTFBgcoGtVeFfIhfDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"deacf5ea70611e10f2e92b5b5e60f1942845fef2aa0509ecf19dc6119bb6faaa","last_reissued_at":"2026-05-18T01:42:53.161590Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:53.161590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Terahertz Generation in Lithium Niobate Driven by Ti:Sapphire Laser Pulses and its Limitations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Franz X. K\\\"artner, Frederike Ahr, Giovanni Cirmi, Koustuban Ravi, Oliver D. M\\\"ucke, Sergio Carbajo, Xiaojun Wu, Yue Zhou","submitted_at":"2014-06-19T05:41:31Z","abstract_excerpt":"We experimentally investigate the limits to 800 nm-to-terahertz (THz) energy conversion in lithium niobate at room temperature driven by amplified Ti:Sapphire laser pulses with tilted-pulse-front. The influence of the pump central wavelength, pulse duration, and fluence on THz generation is studied. We achieved a high peak efficiency of 0.12% using transform limited 150 fs pulses and observed saturation of the optical to THz conversion efficiency at a fluence of 15 mJ/cm2. We experimentally identify two main limitations for the scaling of optical-to-THz conversion efficiencies: (i) the large s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.4949","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":"1406.4949","created_at":"2026-05-18T01:42:53.161691+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.4949v1","created_at":"2026-05-18T01:42:53.161691+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.4949","created_at":"2026-05-18T01:42:53.161691+00:00"},{"alias_kind":"pith_short_12","alias_value":"32WPL2TQMEPB","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_16","alias_value":"32WPL2TQMEPBB4XJ","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_8","alias_value":"32WPL2TQ","created_at":"2026-05-18T12:28:11.866339+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/32WPL2TQMEPBB4XJFNNV4YHRSQ","json":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ.json","graph_json":"https://pith.science/api/pith-number/32WPL2TQMEPBB4XJFNNV4YHRSQ/graph.json","events_json":"https://pith.science/api/pith-number/32WPL2TQMEPBB4XJFNNV4YHRSQ/events.json","paper":"https://pith.science/paper/32WPL2TQ"},"agent_actions":{"view_html":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ","download_json":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ.json","view_paper":"https://pith.science/paper/32WPL2TQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.4949&json=true","fetch_graph":"https://pith.science/api/pith-number/32WPL2TQMEPBB4XJFNNV4YHRSQ/graph.json","fetch_events":"https://pith.science/api/pith-number/32WPL2TQMEPBB4XJFNNV4YHRSQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ/action/storage_attestation","attest_author":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ/action/author_attestation","sign_citation":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ/action/citation_signature","submit_replication":"https://pith.science/pith/32WPL2TQMEPBB4XJFNNV4YHRSQ/action/replication_record"}},"created_at":"2026-05-18T01:42:53.161691+00:00","updated_at":"2026-05-18T01:42:53.161691+00:00"}