{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:EOFLDBA72ROZWZ6ML4Z53QS3P7","short_pith_number":"pith:EOFLDBA7","schema_version":"1.0","canonical_sha256":"238ab1841fd45d9b67cc5f33ddc25b7fd8934e2e46b19cc1b3ec56ea6a44e01f","source":{"kind":"arxiv","id":"1811.01682","version":1},"attestation_state":"computed","paper":{"title":"Compact highly efficient 2.1-W continuous-wave mid-IR Fe:ZnSe coherent source pumped by Er:ZBLAN fiber laser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"A.V. Pushkin, E.A.Migal, F.V. Potemkin, H. Uehara, K. Goya, M.P.Frolov, S. Tokita, V.I.Kozlovsky, Ya.K.Skasyrsky, Yu.V.Korostelin","submitted_at":"2018-11-05T13:52:33Z","abstract_excerpt":"We report the compact and robust coherent source operating in mid-IR based on Fe:ZnSe chalcogenide gain medium optically pumped by Er:ZBLAN fiber laser. The output power of 2.1 W with 59% slope efficiency with respect to absorbed pump power at liquid nitrogen cooling is achieved. We show that strong re-absorption at high pump power and iron ion doping concentrations leads to the continuous tuning of central wavelength from 4012 to 4198 nm. Robustness of high power Er:ZBLAN fiber laser combined with prominent spectroscopic properties of Fe:ZnSe media pave the way for the development of reliable"},"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":"1811.01682","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-11-05T13:52:33Z","cross_cats_sorted":[],"title_canon_sha256":"4f5ba9ca5af8d89b9c17aff0cf0605cf5684c7e915c6c1ec668cfb8a62d32930","abstract_canon_sha256":"142c4b34664c0dc2eb12af47165a6e027ebfbe171e0d5bc92ece1a614c4e4cfd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:37.724032Z","signature_b64":"jWZ4UFqbc/bW34LtSM5+MVircXiwlOQ0cGbsTEaowcpTfRSBBDK/0wbZR2jGAYKJNEEPnlBbCofWxWUgAx81AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"238ab1841fd45d9b67cc5f33ddc25b7fd8934e2e46b19cc1b3ec56ea6a44e01f","last_reissued_at":"2026-05-17T23:57:37.723591Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:37.723591Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Compact highly efficient 2.1-W continuous-wave mid-IR Fe:ZnSe coherent source pumped by Er:ZBLAN fiber laser","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"A.V. Pushkin, E.A.Migal, F.V. Potemkin, H. Uehara, K. Goya, M.P.Frolov, S. Tokita, V.I.Kozlovsky, Ya.K.Skasyrsky, Yu.V.Korostelin","submitted_at":"2018-11-05T13:52:33Z","abstract_excerpt":"We report the compact and robust coherent source operating in mid-IR based on Fe:ZnSe chalcogenide gain medium optically pumped by Er:ZBLAN fiber laser. The output power of 2.1 W with 59% slope efficiency with respect to absorbed pump power at liquid nitrogen cooling is achieved. We show that strong re-absorption at high pump power and iron ion doping concentrations leads to the continuous tuning of central wavelength from 4012 to 4198 nm. Robustness of high power Er:ZBLAN fiber laser combined with prominent spectroscopic properties of Fe:ZnSe media pave the way for the development of reliable"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.01682","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":"1811.01682","created_at":"2026-05-17T23:57:37.723660+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.01682v1","created_at":"2026-05-17T23:57:37.723660+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.01682","created_at":"2026-05-17T23:57:37.723660+00:00"},{"alias_kind":"pith_short_12","alias_value":"EOFLDBA72ROZ","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_16","alias_value":"EOFLDBA72ROZWZ6M","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_8","alias_value":"EOFLDBA7","created_at":"2026-05-18T12:32:22.470017+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/EOFLDBA72ROZWZ6ML4Z53QS3P7","json":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7.json","graph_json":"https://pith.science/api/pith-number/EOFLDBA72ROZWZ6ML4Z53QS3P7/graph.json","events_json":"https://pith.science/api/pith-number/EOFLDBA72ROZWZ6ML4Z53QS3P7/events.json","paper":"https://pith.science/paper/EOFLDBA7"},"agent_actions":{"view_html":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7","download_json":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7.json","view_paper":"https://pith.science/paper/EOFLDBA7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.01682&json=true","fetch_graph":"https://pith.science/api/pith-number/EOFLDBA72ROZWZ6ML4Z53QS3P7/graph.json","fetch_events":"https://pith.science/api/pith-number/EOFLDBA72ROZWZ6ML4Z53QS3P7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7/action/storage_attestation","attest_author":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7/action/author_attestation","sign_citation":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7/action/citation_signature","submit_replication":"https://pith.science/pith/EOFLDBA72ROZWZ6ML4Z53QS3P7/action/replication_record"}},"created_at":"2026-05-17T23:57:37.723660+00:00","updated_at":"2026-05-17T23:57:37.723660+00:00"}