Unraveling the Role of Sn Segregation in the Electronic Transport of Polycrystalline Hematite: Raising the Electronic Conductivity by Lowering the Grain-Boundary Blocking Effect

Advanced Electronic Materials v. 5, n. 6, p. 1900065, 2019 6.312 10.1002/aelm.201900065 Soares, M. R. S.; Costa, C. A. R.; Lanzoni, E. M.; Bettini, J.; Ospina Ramirez, C. A.; Souza, F. L. de; Longo, E.; Leite, E. R. 2019