Electro-optic characterization of a nematic phase formed by bent core mesogens M.-G. Tamba, W. Weissflog, A. Eremin, J. Heuer and R. Stannarius Eur. Phys. J. E, 22 1 (2007) 85-95 Published online: 03 March 2007 DOI: 10.1140/epje/e2007-00015-0