An article describing the sorption of europium to geopolymers using time-resolved laser fluorescence spectroscopy (TRLFS) and extended X-ray absorption fine structure (EXAFS) is published in Appl. Clay. Sci.
Yıldırım, A. C., Huiyang, M., Toda, K., Aoyagi, N., Saito, T., “Sorption mechanism of europium(III) onto metakaolin-based geopolymers”, Appl. Clay Sci. 274, 1078853 (2025).