Focus Issue: Advanced Materials for Fuel Cells
SEM micrograph (cross section of 60SPEEK/40PPSU-A-0.75) of selected SPEEK blend membrane. [N.Y. Abu-Thabit, S.A. Ali, S.M.J. Zaidi, and K. Mezghani: Novel sulfonated poly(ether ether ketone)/phosphonated polysulfone polymer blends for proton conducting membranes. p. 1958.]