articleEnergy & Environmental ScienceDec 20, 2023Closed access

Towards 26% efficiency in inverted perovskite solar cells via interfacial flipped band bending and suppressed deep-level traps

YZYiting ZhengYLYaru LiRZRongshan ZhuangXWXueyun WuCTCongcong Tian

Shanghai Jiao Tong University · Energy Research Institute · +1 more institution

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Abstract

Minimizing interfacial recombination loss in inverted perovskite solar cells is achieved by introducing piperazinium diiodide (PDI) as a surface modifier to passivate deep surface defects and adjust the interface band bending.

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363
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45.11
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100%
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Authors

14

Topics & keywords

Topics
Keywords
  • Passivation
  • Band bending
  • Perovskite (structure)
  • Materials science
  • Recombination
  • Bending
  • Optoelectronics
  • Chemical engineering
UN Sustainable Development Goals
  • Affordable and clean energy
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