{"paper":{"title":"Superconductivity in CaBi$_{2}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.supr-con","authors_text":"Bart{\\l}omiej Wiendlocha, Dariusz Kaczorowski, Joe D. Thompson, Micha{\\l} J. Winiarski, Piotr Wi\\'sniewski, Robert J. Cava, Satya K. Kushwaha, Sylwia Go{\\l}\\k{a}b, Tomasz Klimczuk","submitted_at":"2016-07-26T09:19:56Z","abstract_excerpt":"Superconductivity is observed with critical temperature $T_{c}$ = 2.0 K in self-flux-grown single crystals of $CaBi_{2}$. This material adopts the $ZrSi_{2}$ structure type with lattice parameters a = 4.696(1) $\\AA$, b = 7.081(2) $\\AA$ and c = 4.611(1) $\\AA$. The crystals of $CaBi_{2}$ were studied by means of magnetic susceptibility, specific heat and electrical resistivity measurements. The heat capacity jump at $T_{c}$ is $\\Delta C/\\gamma T_{c}$ = 1.41, confirming bulk superconductivity; the Sommerfeld coefficient $\\gamma$ = 4.1 $mJ\\: mol^{-1}\\, K^{-2}$ and the Debye temperature $\\Theta_{D}"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.07603","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"}