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Enhanced Charge Collection with Passivation Layers in Perovskite Solar Cells
Author(s) -
Lee Yong Hui,
Luo Jingshan,
Son MinKyu,
Gao Peng,
Cho Kyung Taek,
Seo Jiyoun,
Zakeeruddin Shaik M.,
Grätzel Michael,
Nazeeruddin Mohammad Khaja
Publication year - 2016
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201505140
Subject(s) - passivation , materials science , perovskite (structure) , annealing (glass) , layer (electronics) , mesoporous material , nanotechnology , engineering physics , optoelectronics , chemical engineering , metallurgy , chemistry , engineering , biochemistry , catalysis
The Al 2 O 3 passivation layer is beneficial for mesoporous TiO 2 ‐based perovskite solar cells when it is deposited selectively on the compact TiO 2 surface. Such a passivation layer suppressing surface recombination can be formed by thermal decomposition of the perovskite layer during post‐annealing.