{"paper":{"title":"Observation of superconductivity-induced leading-edge gap in Sr-doped $\\mathrm{La}_{3}\\mathrm{Ni}_{2}\\mathrm{O}_{7}$ thin films","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Bo Hao, Dawei Shen, Dianxiang Ji, Donglai Feng, Haoying Sun, Hongyi Zhang, Jian Zhou, Maosen Wang, Shengjun Yan, Wenjie Sun, Yang Yang, Yuefeng Nie, Zhengbin Gu, Zhengtai Liu, Zhicheng Jiang","submitted_at":"2025-07-10T04:07:36Z","abstract_excerpt":"The discovery of high-temperature superconductivity in pressurized bulk $\\mathrm{La}_{3}\\mathrm{Ni}_{2}\\mathrm{O}_{7}$ has ignited significant interest in nickelate superconductors. Unlike cuprates, where superconductivity predominantly originates from the $\\mathrm{3}d_{x^2-y^2}$ orbital, nickelates exhibit additional complexities involving contributions from the $\\mathrm{3}d_{z^2}$ orbital, prompting fundamental questions about their pairing mechanisms. Despite recent progress in stabilizing superconductivity in $\\mathrm{La}_{3}\\mathrm{Ni}_{2}\\mathrm{O}_{7}$ thin films at ambient pressure, di"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.07409","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2507.07409/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}