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Thin metal top electrode and interface engineering for efficient and air-stable semitransparent perovskite solar cells

  • Hyun Jung Lee
  • , Se Phin Cho
  • , Seok in Na
  • , Seok Soon Kim*
  • *Corresponding author for this work
  • Jeonbuk National University
  • Kunsan National University

Research output: Contribution to journalJournal articlepeer-review

Abstract

To find promising device architecture for air-stable as well as efficient semitransparent perovskite solar cells (PeSCs), Ag & Cu semitransparent top electrode and interfacial engineering technologies are explored in PeSCs consisting with indium tin oxide (ITO)/hole transporting layer (HTL)/CH3NH3PbI3/[6,6]-phenyl-C61 butyric acid methyl ester (PCBM)/Ag or Cu. Devices with NiOx HTL exhibits better performance than conventional poly (3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) based devices and modification of PCBM with polyethylenimine ethoxylated (PEIE) also induces improved performance. Optimized semitransparent PeSC with Cu shows superior performance, achieving a power conversion efficiency (PCE) of 11.95% and average visible transmittance (AVT) of ∼20%, and stability to Ag based device.

Original languageEnglish
Pages (from-to)65-73
Number of pages9
JournalJournal of Alloys and Compounds
Volume797
DOIs
StatePublished - 2019.08.15

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Ag
  • Cu
  • NiO
  • PEIE
  • Perovskite solar cells
  • Semitransparent

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Mechanical

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