title: Benzylium versus tropylium ion dichotomy: vibrational spectroscopy of gaseous C8H9+ ions.
abstract: Definitely different: the path towards sorting out a long-standing dichotomy in carbocation chemistry is disclosed by infrared multiple photon dissociation spectroscopy of tropylium and benzylium isomers of C(8)H(9)(+) ions.
authors.affiliation: Dipartimento di Chimica e Tecnologie del Farmaco, Università di Roma La Sapienza, Italy.
authors.forename: Barbara
authors.initials: B
authors.lastname: Chiavarino
authors.forename: Maria Elisa
authors.initials: ME
authors.lastname: Crestoni
authors.forename: Otto
authors.initials: O
authors.lastname: Dopfer
authors.forename: Philippe
authors.initials: P
authors.lastname: Maitre
authors.forename: Simonetta
authors.initials: S
authors.lastname: Fornarini