Successive ionic layer adsorption and reaction processed CuSCN for efficient inverted perovskite solar cells

  • Jiyao Wei
  • , Xuemin Guo
  • , Hui Yang
  • , Acan Liu
  • , Wenxiao Zhang
  • , Chunyan Lu
  • , Xiaodong Li*
  • , Junfeng Fang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Copper thiocyanate (CuSCN) is a promising inorganic hole transport material for perovskite solar cells (PSCs) due to its wide-bandgap, low cost, high carrier mobility and good transmittance. However, there are limited reports about CuSCN application in PSCs mainly due to its inferior solubility. Here, we prepared high-quality CuSCN films through a simple solution method named successive ionic layer adsorption and reaction (SILAR). Using SILAR method, high-quality CuSCN films could be obtained on ITO (indium tin oxide) substrate with good morphology and photoelectric properties. As a result, efficient inverted PSCs were fabricated with SILAR-prepared CuSCN and the efficiency can be increased from 11.10 % to 18.71 %.

Original languageEnglish
Article number166760
JournalJournal of Alloys and Compounds
Volume925
DOIs
StatePublished - 5 Dec 2022
Externally publishedYes

Keywords

  • CuSCN
  • Hole transport layer
  • Perovskite solar cells
  • SILAR

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