High Resolution Image Download MS PowerPoint Slide Simultaneous framework incorporation of heavy metal ions such as Ru(III) and Sn(IV) into aluminophosphate architectures generates novel bimetallic active sites, which facilitate synergistic interactions, affording high degrees of selectivity and activity in the catalytic oxidations as compared with analogous bimetallic systems, in which transition metals, such as Co(III) and Ti(IV), have been similarly incorporated.