Nature Communications (Feb 2019)

Strain engineering in perovskite solar cells and its impacts on carrier dynamics

  • Cheng Zhu,
  • Xiuxiu Niu,
  • Yuhao Fu,
  • Nengxu Li,
  • Chen Hu,
  • Yihua Chen,
  • Xin He,
  • Guangren Na,
  • Pengfei Liu,
  • Huachao Zai,
  • Yang Ge,
  • Yue Lu,
  • Xiaoxing Ke,
  • Yang Bai,
  • Shihe Yang,
  • Pengwan Chen,
  • Yujing Li,
  • Manling Sui,
  • Lijun Zhang,
  • Huanping Zhou,
  • Qi Chen

DOI
https://doi.org/10.1038/s41467-019-08507-4
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 11

Abstract

Read online

The residual strains in the mixed halide perovskite thin films and their effects on the solar cell devices are less understood. Here Zhu et al. study the impact of the gradient in-plane strain on the carrier dynamics of the strained perovskite films and optimize the device efficiency.