Sulfide oxidation by hydrogen peroxide catalyzed by iron complexes: two metal centers are better than one.
Mekmouche Y, Hummel H, Ho RY, Que L Jr, Schünemann V, Thomas F, Trautwein AX, Lebrun C, Gorgy K, Leprêtre JC, et al. Chemistry. 2002 Mar 1; 8(5):1196-204.