{"paper":{"title":"Viscous boundary layer properties in turbulent thermal convection in a cylindrical cell: the effect of cell tilting","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Ke-Qing Xia, Ping Wei","submitted_at":"2012-09-28T03:08:19Z","abstract_excerpt":"We report an experimental study of the properties of the velocity boundary layer in turbulent Rayleigh-B\\'{e}nard convection in a cylindrical cell. The measurements were made at Rayleigh numbers $Ra$ in the range $2.8\\times10^{8}<Ra<5.6\\times10^{9}$ and were conducted with the convection cell tilted with an angle $\\theta$ relative to gravity, at $\\theta=0.5^{o}$, $1.0^{o}$, $2.0^{o}$, and $3.4^{o}$, respectively. The fluid was water with Prandtl number $Pr=5.3$.\n  It is found that at small tilt angles ($\\theta \\le 1^{o}$), the measured viscous boundary layer thickness $\\delta_{v}$ scales with "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.6415","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"}