{"paper":{"title":"Symmetry-Based Microscopic Theory of the Unconventional Pairing Mechanism in La$_5$Ni$_3$O$_{11}$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Guan-Hao Feng, Jun Quan","submitted_at":"2026-07-20T15:56:46Z","abstract_excerpt":"Recent experiments report high-temperature superconductivity in the hybrid nickelate $\\mathrm{La}_5\\mathrm{Ni}_3\\mathrm{O}_{11}$, which is composed of alternating stacks of bilayer $\\mathrm{La}_3\\mathrm{Ni}_2\\mathrm{O}_7$ and monolayer $\\mathrm{La}_2\\mathrm{NiO}_4$. However, the superconducting transition temperature $T_c \\approx 64~\\mathrm{K}$ for $\\mathrm{La}_5\\mathrm{Ni}_3\\mathrm{O}_{11}$ is remarkably lower than the $80~\\mathrm{K}$ observed for pressurized $\\mathrm{La}_3\\mathrm{Ni}_2\\mathrm{O}_7$. Thus, an unified microscopic theory is required to address the difference in the pairing mech"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18094","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/2607.18094/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"}