{"paper":{"title":"Characteristics of superconducting state in vanadium: the Eliashberg equations and semi-analytical formulas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"E. A. Drzazga, I. A. Domagalska, J. K. Kalaga, M. W. Jarosik, R. Szcz\\c{e}\\'sniak","submitted_at":"2017-07-25T21:27:42Z","abstract_excerpt":"The superconducting state in vanadium characterizes with the critical temperature ($T_{c}$) equal to $5.3$~K. The Coulomb pseudopotential, calculated with the help of the Eliashberg equations, possesses anomalously high value $\\mu^{\\star}\\left(3\\Omega_{\\rm max}\\right)=0.259$ or $\\mu^{\\star}\\left(10\\Omega_{\\rm max}\\right)=0.368$ ($\\Omega_{\\rm max}$ denotes the maximum phonon frequency). Despite the relatively large electron-phonon coupling constant ($\\lambda=0.91$), the quantities such as: the order parameter ($\\Delta$), the specific heat ($C$), and the thermodynamic critical field ($H_{c}$) de"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.08228","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"}