{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:FL7C7WUXHH4VDAM5QVXYNAZ5YE","short_pith_number":"pith:FL7C7WUX","schema_version":"1.0","canonical_sha256":"2afe2fda9739f951819d856f86833dc115bcf2b02f2ac72bc5ffd182a499f459","source":{"kind":"arxiv","id":"1508.06368","version":1},"attestation_state":"computed","paper":{"title":"Interface enhanced electron-phonon coupling and high temperature superconductivity in potassium-coated ultra-thin FeSe films on SrTiO3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Canli Song, Chenjia Tang, Chong Liu, Ding Zhang, Fangsen Li, Guanyu Zhou, Ke He, Lili Wang, Qi-Kun Xue, Shuaihua Ji, Xi Chen, Xucun Ma, Zheng Li","submitted_at":"2015-08-26T05:30:32Z","abstract_excerpt":"Alkali-metal (potassium) adsorption on FeSe thin films with thickness from two unit cells (UC) to 4-UC on SrTiO3 grown by molecular beam epitaxy is investigated with a low-temperature scanning tunneling microscope. At appropriate potassium coverage (0.2-0.3 monolayer), the tunneling spectra of the films all exhibit a superconducting-like gap larger than 11 meV (five times the gap value of bulk FeSe), and two distinct features of characteristic phonon modes at 11 meV and 21 meV. The results reveal the critical role of the interface enhanced electron-phonon coupling for possible high temperature"},"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":"1508.06368","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2015-08-26T05:30:32Z","cross_cats_sorted":[],"title_canon_sha256":"3c2970f526cfc8bc6adb4060430d05ddd38ba9b15c1487d3377485caa94ce73a","abstract_canon_sha256":"87fd7cba85911d1dfed2f5e52ca00d64ad2077c5dc321ecdb6c561aefc713443"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:31.439809Z","signature_b64":"fI/tWW18mgijWENpZwtqKnBjwgQjr4PqSZuvNGC/RVHa8vCAcW32kHq+I3J5fJcNtn/1+qlxyUqguVfH8MJsCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2afe2fda9739f951819d856f86833dc115bcf2b02f2ac72bc5ffd182a499f459","last_reissued_at":"2026-05-18T01:21:31.439227Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:31.439227Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interface enhanced electron-phonon coupling and high temperature superconductivity in potassium-coated ultra-thin FeSe films on SrTiO3","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Canli Song, Chenjia Tang, Chong Liu, Ding Zhang, Fangsen Li, Guanyu Zhou, Ke He, Lili Wang, Qi-Kun Xue, Shuaihua Ji, Xi Chen, Xucun Ma, Zheng Li","submitted_at":"2015-08-26T05:30:32Z","abstract_excerpt":"Alkali-metal (potassium) adsorption on FeSe thin films with thickness from two unit cells (UC) to 4-UC on SrTiO3 grown by molecular beam epitaxy is investigated with a low-temperature scanning tunneling microscope. At appropriate potassium coverage (0.2-0.3 monolayer), the tunneling spectra of the films all exhibit a superconducting-like gap larger than 11 meV (five times the gap value of bulk FeSe), and two distinct features of characteristic phonon modes at 11 meV and 21 meV. The results reveal the critical role of the interface enhanced electron-phonon coupling for possible high temperature"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.06368","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":"1508.06368","created_at":"2026-05-18T01:21:31.439330+00:00"},{"alias_kind":"arxiv_version","alias_value":"1508.06368v1","created_at":"2026-05-18T01:21:31.439330+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.06368","created_at":"2026-05-18T01:21:31.439330+00:00"},{"alias_kind":"pith_short_12","alias_value":"FL7C7WUXHH4V","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_16","alias_value":"FL7C7WUXHH4VDAM5","created_at":"2026-05-18T12:29:19.899920+00:00"},{"alias_kind":"pith_short_8","alias_value":"FL7C7WUX","created_at":"2026-05-18T12:29:19.899920+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/FL7C7WUXHH4VDAM5QVXYNAZ5YE","json":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE.json","graph_json":"https://pith.science/api/pith-number/FL7C7WUXHH4VDAM5QVXYNAZ5YE/graph.json","events_json":"https://pith.science/api/pith-number/FL7C7WUXHH4VDAM5QVXYNAZ5YE/events.json","paper":"https://pith.science/paper/FL7C7WUX"},"agent_actions":{"view_html":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE","download_json":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE.json","view_paper":"https://pith.science/paper/FL7C7WUX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1508.06368&json=true","fetch_graph":"https://pith.science/api/pith-number/FL7C7WUXHH4VDAM5QVXYNAZ5YE/graph.json","fetch_events":"https://pith.science/api/pith-number/FL7C7WUXHH4VDAM5QVXYNAZ5YE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE/action/storage_attestation","attest_author":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE/action/author_attestation","sign_citation":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE/action/citation_signature","submit_replication":"https://pith.science/pith/FL7C7WUXHH4VDAM5QVXYNAZ5YE/action/replication_record"}},"created_at":"2026-05-18T01:21:31.439330+00:00","updated_at":"2026-05-18T01:21:31.439330+00:00"}