* Corresponding authors

^a Surfactant and Colloid Group, Department of Chemistry, The University of Hull, Hull, UK
E-mail: V.N.Paunov@hull.ac.uk
Fax: +44 (0)1482 466410
Tel: +44 (0)1482 465220

^b Unilever R&D Vlaardingen, Olivier van Noortlaan 120, 3133 AT Vlaardingen, The Netherlands

^c Laboratory of Physical Chemistry and Colloid Science, Wageningen University, 6703 HB Wageningen, The Netherlands

^d Department of Mechanical Engineering, University College London, Torrington Place, London WC1E 7JE, UK