%0 conference lecture (invited) %@ %A Pereira Nunes, S.,Peinemann, K.-V.,Rikowski, E.,Sforca, M. L.,Yoshida, I. V. %D 1999 %J MRS Spring 1999 Meeting %N %P %T Organic-inorganic Membranes Prepared from Polyetherdiamine and Epoxy-containing Inorganic Precursors %U %X