{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:3RJD7R5IX3CDFMOBVCS23X3RY2","short_pith_number":"pith:3RJD7R5I","schema_version":"1.0","canonical_sha256":"dc523fc7a8bec432b1c1a8a5addf71c6bd249d9ab27f548b1bc5948e14378a30","source":{"kind":"arxiv","id":"1904.12277","version":1},"attestation_state":"computed","paper":{"title":"Real-space observation of charge ordering in epitaxial La2-xSrxCuO4 films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Can-Li Song, Ding Zhang, Lin Gu, Menghan Liao, Qi-Kun Xue, Qinghua Zhang, Ruifeng Wang, Xu-Cun Ma, Yang Wang, Yong Zhong, Zhiling Luo, Ziyuan Dou","submitted_at":"2019-04-28T08:31:27Z","abstract_excerpt":"The cuprate superconductors exhibit ubiquitous instabilities toward charge-ordered states. These unusual electronic states break the spatial symmetries of the host crystal, and have been widely appreciated as essential ingredients for constructing a theory for high-temperature superconductivity in cuprates. Here we report real-space imaging of the doping-dependent charge orders in the epitaxial thin films of a canonical cuprate compound La2-xSrxCuO4 using scanning tunneling microscopy. As the films are moderately doped, we observe a crossover from incommensurate to commensurate (4a0, where a0 "},"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":"1904.12277","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2019-04-28T08:31:27Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el"],"title_canon_sha256":"ae77e6432311b0e18b6e2fb1b517c69913905dbac13554876ae3dc004ee63181","abstract_canon_sha256":"356b9b8e0950e8620c6e2f51118d059aac4028ff5a6808735c22c19fbf002013"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:36.892119Z","signature_b64":"TPD7VvS7wbp5cBgCv8f4kU48XFcBdQaH6DJ5zV5JBT1kCsFCd+sjyJm+U3O4oQSNcmN+It1sVZx/MZo7U6BRAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc523fc7a8bec432b1c1a8a5addf71c6bd249d9ab27f548b1bc5948e14378a30","last_reissued_at":"2026-05-17T23:47:36.891437Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:36.891437Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Real-space observation of charge ordering in epitaxial La2-xSrxCuO4 films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Can-Li Song, Ding Zhang, Lin Gu, Menghan Liao, Qi-Kun Xue, Qinghua Zhang, Ruifeng Wang, Xu-Cun Ma, Yang Wang, Yong Zhong, Zhiling Luo, Ziyuan Dou","submitted_at":"2019-04-28T08:31:27Z","abstract_excerpt":"The cuprate superconductors exhibit ubiquitous instabilities toward charge-ordered states. These unusual electronic states break the spatial symmetries of the host crystal, and have been widely appreciated as essential ingredients for constructing a theory for high-temperature superconductivity in cuprates. Here we report real-space imaging of the doping-dependent charge orders in the epitaxial thin films of a canonical cuprate compound La2-xSrxCuO4 using scanning tunneling microscopy. As the films are moderately doped, we observe a crossover from incommensurate to commensurate (4a0, where a0 "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.12277","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":"1904.12277","created_at":"2026-05-17T23:47:36.891546+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.12277v1","created_at":"2026-05-17T23:47:36.891546+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.12277","created_at":"2026-05-17T23:47:36.891546+00:00"},{"alias_kind":"pith_short_12","alias_value":"3RJD7R5IX3CD","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_16","alias_value":"3RJD7R5IX3CDFMOB","created_at":"2026-05-18T12:33:10.108867+00:00"},{"alias_kind":"pith_short_8","alias_value":"3RJD7R5I","created_at":"2026-05-18T12:33:10.108867+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/3RJD7R5IX3CDFMOBVCS23X3RY2","json":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2.json","graph_json":"https://pith.science/api/pith-number/3RJD7R5IX3CDFMOBVCS23X3RY2/graph.json","events_json":"https://pith.science/api/pith-number/3RJD7R5IX3CDFMOBVCS23X3RY2/events.json","paper":"https://pith.science/paper/3RJD7R5I"},"agent_actions":{"view_html":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2","download_json":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2.json","view_paper":"https://pith.science/paper/3RJD7R5I","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.12277&json=true","fetch_graph":"https://pith.science/api/pith-number/3RJD7R5IX3CDFMOBVCS23X3RY2/graph.json","fetch_events":"https://pith.science/api/pith-number/3RJD7R5IX3CDFMOBVCS23X3RY2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2/action/storage_attestation","attest_author":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2/action/author_attestation","sign_citation":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2/action/citation_signature","submit_replication":"https://pith.science/pith/3RJD7R5IX3CDFMOBVCS23X3RY2/action/replication_record"}},"created_at":"2026-05-17T23:47:36.891546+00:00","updated_at":"2026-05-17T23:47:36.891546+00:00"}