Keywords: AC, activated carbon; acac, acetylacetonate; aq., aqueous; BPO, benzoyl peroxide; bpy, bipyridine; bqdi, o-benzoquinonediimine; BV, Baeyer–Villiger; CNT, carbon nanotubes; CX, carbon xerogel; CyH, cycloalkane or cyclohexane; DCE, 1,2-dichloroethane; dmgly