A mechanism of raft formation on both plasma membrane layers Kan Sornbundit, Charin Modchang, Wannapong Triampo, Darapond Triampo and Narin Nuttavut Eur. Phys. J. Appl. Phys., 64 1 (2013) 11101 Published online: 08 October 2013 DOI: 10.1051/epjap/2013130210