title: Stepwise cosensitization of nanocrystalline TiO2 films utilizing Al2O3 layers in dye-sensitized solar cells.
authors.affiliation: Department of New Material Chemistry, Korea University, Jochiwon, Chungnam 339-700, Korea.
authors.forename: Hyunbong
authors.initials: H
authors.lastname: Choi
authors.forename: Sanghoon
authors.initials: S
authors.lastname: Kim
authors.forename: Sang Ook
authors.initials: SO
authors.lastname: Kang
authors.forename: Jaejung
authors.initials: J
authors.lastname: Ko
authors.forename: Moon-Sung
authors.initials: MS
authors.lastname: Kang
authors.forename: John N
authors.initials: JN
authors.lastname: Clifford
authors.forename: Amparo
authors.initials: A
authors.lastname: Forneli
authors.forename: Emilio
authors.initials: E
authors.lastname: Palomares
authors.forename: Mohammad K
authors.initials: MK
authors.lastname: Nazeeruddin
authors.forename: Michael
authors.initials: M
authors.lastname: Grätzel