SEARCH Articles Figures Tables Cationic polymerization Cationic polymerization of olefins Cationic polymerization polymerizations Olefin cationic polymerization copolymerization Olefin polymerization Polymerization of Olefinic Monomers Functionalized with Cationic Cyclopentadienyliron Arene Complexes Ziegler-Natta olefin polymerization active cationic species