Ultrarapid Crystallization of Low-Dimensional Perovskite with Excellent Stability for Future High-Throughput Fabrication

Hongru Ma, Min Chen, Shi Wang, Qingshun Dong, Xiaopeng Zheng, Brian Wieliczka, Joseph Luther, Xuehui Liu, Yi Zhang, Jingya Guo, Mohammad Nazeeruddin, Yantao Shi

Research output: Contribution to journalArticlepeer-review

3 Scopus Citations

Abstract

Perovskite solar cells (PSCs) as an emerging photovoltaic technique have achieved exceptional power conversion efficiency (PCE) up to 25.7% after fast development over the past decade. But currently some critical issues are still not well addressed in terms of realizing large-scale fabrication, for example, fast fabrication of high-quality perovskite film with good stability. Here, we demonstrate the use of stable and fast-crystallizing low-dimensional (LD) perovskite thin films as the light absorber with only a 10 s annealing time at 250 °C, delivering a PCE of 18.16%. The crystallization and photoelectric properties of LD perovskite are well illustrated. The reduction in the annealing time will dramatically increase the productivity of PSCs. The PSCs based on rapidly annealed LD perovskite thin films exhibit excellent stability, with only 12% loss of PCE after 1000 h storage at 85 °C and 40–70% relative humidity.

Original languageAmerican English
Article number232475
Number of pages7
JournalJournal of Power Sources
Volume556
DOIs
StatePublished - 1 Feb 2023

Bibliographical note

Publisher Copyright:
© 2022 Elsevier B.V.

NREL Publication Number

  • NREL/JA-5900-84947

Keywords

  • Fast crystallizing
  • Low-dimensional perovskite
  • Perovskite solar cells
  • Stability

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