7. Song Li,Guang Feng,José Leobardo Bañuelos,Gernot Rother,Pasquale F.Fulvio, Sheng Dai, Peter T. Cummings, “Distinctive Nanoscale Organization of Dicationic versus Monocationic Ionic Liquids”, Journal of Physical Chemistry C, 2013, 117(35):18251-18257.