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A hairpin vortex state in plane Couette flow. A bundle of vortex lines reveals the symmetry of the new solution (left), which is absent in an existing solution (right). [Tomoaki Itano and Sotos C. Generalis, Phys. Rev. Lett. 102, 114501 (2009)] |
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A hairpin vortex state in plane Couette flow. A bundle of vortex lines reveals the symmetry of the new solution (left), which is absent in an existing solution (right). [Tomoaki Itano and Sotos C. Generalis, Phys. Rev. Lett. 102, 114501 (2009)] |