Improved electron extraction by a ZnO nanoparticle interlayer for solution-processed polymer solar cells

Author:

Zhang Xuning12345,Yang Shuo678910,Bi Shiqing678910,Kumaresan Anbu678910,Zhou Jiyu111213145,Seifter Jason15161718,Mi Hongyu12345,Xu Yun19202110,Zhang Yuan111213145,Zhou Huiqiong678910ORCID

Affiliation:

1. Xinjing Uygur Autonomous Region Key Laboratory of Coal Clean Conversion and Chemical Engineering Process

2. School of Chemistry and Chemical Engineering

3. Xinjiang University

4. Urumqi 830046

5. P. R. China

6. CAS Key Laboratory of Nanosystem and Hierarchical Fabrication

7. CAS Center for Excellence in Nanoscience

8. National Center for Nanoscience and Technology

9. Beijing 100190

10. China

11. HEEGER Beijing Research & Development Center

12. School of Chemistry and Environment

13. Beihang University

14. Beijing 100191

15. Center for Polymers and Organic Solids

16. University of California at Santa Barbara

17. Santa Barbara

18. USA

19. Center for Medical Device Evaluation

20. China Food and Drug Administration

21. Beijing

Abstract

Solvent effect on hole-blocking layers based on ZnO nanoparticles is investigated for solution-processed polymer solar cells. Incorporation of the dense ZnO nanoparticle interlayer leads to enhanced PCEs in PTB7-Th:PC71BM solar cells from 8.4% to 9.2% with improved stability.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemical Engineering,General Chemistry

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