%0 conference lecture %@ %A Blankenburg, M.,Fischer, T.,Staron, P.,Bergmann, L.,Hilgert, J.,dos Santos, J.,Mueller, M.,Schreyer, A. %D 2011 %J DPG Fruehjahrstagung 2011 %N %P %T In situ investigation of precipitation in AA7449-O friction stir welds using high energy SAXS %U %X