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Geometric mixing.
Arrieta, Jorge; Cartwright, Julyan H E; Gouillart, Emmanuelle; Piro, Nicolas; Piro, Oreste; Tuval, Idan.
Afiliación
  • Arrieta J; Institut Mediterrani d'Estudis Avançats, CSIC-Universitat de les Illes Balears, 07190 Esporles, Spain.
  • Cartwright JHE; Instituto Andaluz de Ciencias de la Tierra, CSIC-Universidad de Granada, 18100 Armilla, Granada, Spain.
  • Gouillart E; Instituto Carlos I de Física Teórica y Computacional, Universidad de Granada, 18071 Granada, Spain.
  • Piro N; Joint Unit CNRS Saint-Gobain, 93303 Aubervilliers, France.
  • Piro O; École Polytechnique Fédérale de Lausanne, 1015 Lausanne, Switzerland.
  • Tuval I; Departament de Física, Universitat de les Illes Balears, 07071 Palma de Mallorca, Spain.
Philos Trans A Math Phys Eng Sci ; 378(2179): 20200168, 2020 Sep 04.
Article en En | MEDLINE | ID: mdl-32762434
ABSTRACT
Mixing fluids often involves a periodic action, like stirring one's tea. But reciprocating motions in fluids at low Reynolds number, in Stokes flows where inertia is negligible, lead to periodic cycles of mixing and unmixing, because the physics, molecular diffusion excepted, is time reversible. So how can fluid be mixed in such circumstances? The answer involves a geometric phase. Geometric phases are found everywhere in physics as anholonomies, where after a closed circuit in the parameters, some system variables do not return to their original values. We discuss the geometric phase in fluid mixing geometric mixing. This article is part of the theme issue 'Stokes at 200 (part 2)'.
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Texto completo: 1 Colección: 01-internacional Banco de datos: MEDLINE Idioma: En Revista: Philos Trans A Math Phys Eng Sci Asunto de la revista: BIOFISICA / ENGENHARIA BIOMEDICA Año: 2020 Tipo del documento: Article País de afiliación: España

Texto completo: 1 Colección: 01-internacional Banco de datos: MEDLINE Idioma: En Revista: Philos Trans A Math Phys Eng Sci Asunto de la revista: BIOFISICA / ENGENHARIA BIOMEDICA Año: 2020 Tipo del documento: Article País de afiliación: España