Citation: Mart\'in-Sede\~no, M. C.; Marrero-L\'opez, D.; Losilla, E. R.; Le\'on-Reina, L.; Bruque, S.; N\'u\~nez, P.; Aranda, M. A. G. (2005). Structural and electrical investigation of oxide ion and proton conducting titanium cuspidines. Chemistry of Materials, 17, pp. 5989-5998.