Numerical analysis of electro-osmotic flows through elliptic microchannels Pamela Vocale, Michela Geri, Luca Cattani, Gian Luca Morini and Marco Spiga La Houille Blanche, 3 (2013) 42-49 Published online: 15 July 2013 DOI: 10.1051/lhb/2013024