{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:UXWBVSFL4QVC5SFFHBMTD6TV66","short_pith_number":"pith:UXWBVSFL","schema_version":"1.0","canonical_sha256":"a5ec1ac8abe42a2ec8a5385931fa75f78f5b1627b2c0469a1314392739543ff7","source":{"kind":"arxiv","id":"1106.2437","version":3},"attestation_state":"computed","paper":{"title":"Muon-spin rotation measurements of the magnetic penetration depth in the Fe-based superconductor Ba_(1-x)Rb_(x)Fe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. Amato, A. Maisuradze, A. Shengelaya, H. Keller, H. Luetkens, J. Karpinski, R. Khasanov, Z. Bukowski, Z. Guguchia, Z. Shermadini","submitted_at":"2011-06-13T13:15:54Z","abstract_excerpt":"Measurements of the magnetic penetration depth (lambda) in the Fe-based superconductor Ba_(1-x)Rb_xFe_2As_2 (x=0.3, 0.35, 0.4) were carried out using the muon-spin rotation muSR technique. The temperature dependence of lambda is well described by a two-gap s+s-wave scenario with a small gap Delta_1 = 1 - 3 mev and a large gap Delta_2 = 7 - 9 mev. By combining the present data with those obtained for RbFe_2As_2 a decrease of the BCS ratio 2Delta_2/(k_B)(T_c) with increasing Rb content x is observed. On the other hand, the BCS ratio 2Delta_1/(k_B)(T_c) is almost independent of x. In addition, th"},"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":"1106.2437","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-06-13T13:15:54Z","cross_cats_sorted":[],"title_canon_sha256":"1af76c41e1b28080a881b7d0d7344040e5e13418d8f191fe364344b20a2bd914","abstract_canon_sha256":"123f2f5be44b172b62b121a5f7846fcc0ba5c9a1ec89bf2ea9cdeab1b0f9fa4f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:39.403991Z","signature_b64":"5iN3/nxCs2g35zf+g5E8PK5XFDOHqub2JIRZLNmq5/N/0Clk9cKHYOdKK0FWbbjaGuF5rq1zyq02zEiJc2VoCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5ec1ac8abe42a2ec8a5385931fa75f78f5b1627b2c0469a1314392739543ff7","last_reissued_at":"2026-05-18T02:01:39.403559Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:39.403559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Muon-spin rotation measurements of the magnetic penetration depth in the Fe-based superconductor Ba_(1-x)Rb_(x)Fe2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. Amato, A. Maisuradze, A. Shengelaya, H. Keller, H. Luetkens, J. Karpinski, R. Khasanov, Z. Bukowski, Z. Guguchia, Z. Shermadini","submitted_at":"2011-06-13T13:15:54Z","abstract_excerpt":"Measurements of the magnetic penetration depth (lambda) in the Fe-based superconductor Ba_(1-x)Rb_xFe_2As_2 (x=0.3, 0.35, 0.4) were carried out using the muon-spin rotation muSR technique. The temperature dependence of lambda is well described by a two-gap s+s-wave scenario with a small gap Delta_1 = 1 - 3 mev and a large gap Delta_2 = 7 - 9 mev. By combining the present data with those obtained for RbFe_2As_2 a decrease of the BCS ratio 2Delta_2/(k_B)(T_c) with increasing Rb content x is observed. On the other hand, the BCS ratio 2Delta_1/(k_B)(T_c) is almost independent of x. In addition, th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2437","kind":"arxiv","version":3},"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":"1106.2437","created_at":"2026-05-18T02:01:39.403619+00:00"},{"alias_kind":"arxiv_version","alias_value":"1106.2437v3","created_at":"2026-05-18T02:01:39.403619+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2437","created_at":"2026-05-18T02:01:39.403619+00:00"},{"alias_kind":"pith_short_12","alias_value":"UXWBVSFL4QVC","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_16","alias_value":"UXWBVSFL4QVC5SFF","created_at":"2026-05-18T12:26:42.757692+00:00"},{"alias_kind":"pith_short_8","alias_value":"UXWBVSFL","created_at":"2026-05-18T12:26:42.757692+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/UXWBVSFL4QVC5SFFHBMTD6TV66","json":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66.json","graph_json":"https://pith.science/api/pith-number/UXWBVSFL4QVC5SFFHBMTD6TV66/graph.json","events_json":"https://pith.science/api/pith-number/UXWBVSFL4QVC5SFFHBMTD6TV66/events.json","paper":"https://pith.science/paper/UXWBVSFL"},"agent_actions":{"view_html":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66","download_json":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66.json","view_paper":"https://pith.science/paper/UXWBVSFL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1106.2437&json=true","fetch_graph":"https://pith.science/api/pith-number/UXWBVSFL4QVC5SFFHBMTD6TV66/graph.json","fetch_events":"https://pith.science/api/pith-number/UXWBVSFL4QVC5SFFHBMTD6TV66/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66/action/storage_attestation","attest_author":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66/action/author_attestation","sign_citation":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66/action/citation_signature","submit_replication":"https://pith.science/pith/UXWBVSFL4QVC5SFFHBMTD6TV66/action/replication_record"}},"created_at":"2026-05-18T02:01:39.403619+00:00","updated_at":"2026-05-18T02:01:39.403619+00:00"}