Study of the transmembrane potential distribution of cell pairs in a microfluidic device using polymer obstacles to initiate electrofusionFeriel Sihem Hamdi, Olivier Français, Frédéric Subra, Wei Wang, Marion Woytasik, Elisabeth Dufour-Gergam and Bruno Le PioufleEur. Phys. J. Appl. Phys., 62 1 (2013) 11202DOI: https://doi.org/10.1051/epjap/2013120392