Taylor-Couette flow control using the outer cylinder cross-section variation strategy Hamid Oualli, Adel Lalaoua, Samir Hanchi and Ahcene Bouabdallah Eur. Phys. J. Appl. Phys., 61 1 (2013) 11102 Published online: 31 January 2013 DOI: 10.1051/epjap/2012120387