{"paper":{"title":"Tailoring boundary geometry to optimize heat transport in turbulent convection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"John S. Wettlaufer, Sauro Succi, Srikanth Toppaladoddi","submitted_at":"2014-10-08T01:05:24Z","abstract_excerpt":"By tailoring the geometry of the upper boundary in turbulent Rayleigh-B\\'enard convection we manipulate the boundary layer -- interior flow interaction, and examine the heat transport using the Lattice Boltzmann method. For fixed amplitude and varying boundary wavelength $\\lambda$, we find that the exponent $\\beta$ in the Nusselt-Rayleigh scaling relation, $Nu-1 \\propto Ra^\\beta$, is maximized at $\\lambda \\equiv \\lambda_{\\text{max}} \\approx (2 \\pi)^{-1}$, but decays to the planar value in both the large ($\\lambda \\gg \\lambda_{\\text{max}}$) and small ($\\lambda \\ll \\lambda_{\\text{max}}$) wavelen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.1959","kind":"arxiv","version":5},"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"}