Mixed solvents for the optimization of morphology in solution-processed, inverted-type perovskite/fullerene hybrid solar cells

  • Kim, Hak-Beom; 
  • Choi, Hyosung; 
  • Jeong, Jaeki; 
  • Kim, Seongbeom; 
  • Walker, Bright; 
  • 외 2명
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초록

We investigate mixed solvents of N,N-dimethylformamide (DMF) and gamma-butyrolactone (GBL) to produce the smooth surface of a perovskite film and uniform crystal domains. This ideal morphology from mixed solvents enhances the power conversion efficiency to over 6% by improving the exciton dissociation efficiency and reducing the recombination loss at both interfaces of PEDOT:PSS/perovskite and perovskite/PCBM.

키워드

HIGH-EFFICIENCY; LENGTHS; ROUTE
제목
Mixed solvents for the optimization of morphology in solution-processed, inverted-type perovskite/fullerene hybrid solar cells
저자
Kim, Hak-Beom; Choi, Hyosung; Jeong, Jaeki; Kim, Seongbeom; Walker, Bright; Song, Seyeong; Kim, Jin Young
DOI
10.1039/c4nr00130c
발행일
2014
유형
Article
저널명
Nanoscale
권
6
호
12
페이지
6679 ~ 6683