Coffee rings and coffee disks: Physics on the edge

• Autores: Peter J. Yunker, Douglas J. Durian, Arjun G. Yodh
• Localización: Physics today, ISSN 0031-9228, Vol. 66, Nº. 8, 2013, pág. 60
• Idioma: inglés
• DOI: 10.1063/pt.3.2093
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• Resumen

  • The stains left by drying coffee would look quite different --both microscopically and macroscopically-- if the suspended grounds weren't roughly spherical