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Correction: Improved fill factor in inverted planar perovskite solar cells with zirconium acetate as the hole-and-ion-blocking layer

Xuewen Zhang , Chunjun Liang *, Mengjie Sun , Huimin Zhang , Chao Ji , Zebang Guo , Yajun Xu , Fulin Sun , Qi Song and Zhiqun He *
Key Laboratory of Luminescence and Optical Information, Ministry of Education, School of Science, Beijing Jiaotong University, Beijing 100044, China. E-mail: chjliang@bjtu.edu.cn

Received 11th July 2018 , Accepted 11th July 2018

First published on 25th July 2018


Abstract

Correction for ‘Improved fill factor in inverted planar perovskite solar cells with zirconium acetate as the hole-and-ion-blocking layer’ by Xuewen Zhang et al., Phys. Chem. Chem. Phys., 2018, 20, 7395–7400.


The authors would like to correct the name of the chemical material investigated in the work from zirconium acetate to zirconium(IV) acetylacetone, which results in the following changes:

(1) The title of the article should be corrected as “Improved fill factor in inverted planar perovskite solar cells with zirconium(IV) acetylacetone as the hole-and-ion-blocking layer”.

(2) In the abstract, the sentence “In this work, we used a new buffer layer, zirconium acetate (Zr(Ac)4).” should be amended to “In this work, we used a new buffer layer, zirconium(IV) acetylacetone (Zr(Acac)4).”

(3) Zr(Ac)4 should be changed to Zr(Acac)4 throughout the article.

(4) Fig. 1 should be replaced with the amended figure below showing the correct chemical structure of zirconium(IV) acetylacetone.


image file: c8cp91812k-f1.tif
Fig. 1 (a) The architecture of p–i–n perovskite solar cell with Zr(Acac)4 layer. (b) Energy diagram of the device. UPS spectra of Zr(Acac)4 at the secondary electron cutoff (Ecutoff) edge (c) and at the onset energy boundary (d).

The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.


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