Diffusion limitations and effectiveness factor of mesoporous and hierarchically structured catalysts for SCR-DeNOx - Saraci, Erisa; Arndt, Robert; Kullmann, Jens; Enke, Dirk; Meier, Tim-Arne; Belder, Detlev; Coppens, Marc-Olivier; Gläser, Roger (Diffusion Fundamentals, 2015)