title: A DFT study of the acidity of ultrastable Y zeolite: where is the Brønsted/Lewis acid synergism?
authors.affiliation: Instituto de Química, Universidade Federal do Rio de Janeiro, Cidade Universitária CT, Bloco A, 21949-900 Rio de Janeiro, Brazil. cmota@iq.ufrj.br
authors.forename: Claudio J A
authors.initials: CJ
authors.lastname: Mota
authors.forename: Daniel L
authors.initials: DL
authors.lastname: Bhering
authors.forename: Nilton
authors.initials: N
authors.lastname: Rosenbach