Beneficial Effects of PbI2 Incorporated in Organo-Lead Halide Perovskite Solar Cells

  • Young Chan Kim
  • , Nam Joong Jeon
  • , Jun Hong Noh
  • , Woon Seok Yang
  • , Jangwon Seo
  • , Jae S. Yun
  • , Anita Ho-Baillie
  • , Shujuan Huang
  • , Martin A. Green
  • , Jan Seidel
  • , Tae Kyu Ahn
  • , Sang Il Seok*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Beneficial effects are demonstrated by PbI2 incorporated into perovskite materials as a light absorber in solar cells. The PbI2 distributed into the perovskite layers leads to reduced hysteresis and ionic migration, and enables the fabrication of remarkably improved solar cells with a certified power conversion efficiency of 19.75% under air-mass 1.5 global (AM 1.5G) illumination of 100 mW cm-2 intensity.

Original languageEnglish
Article number1502104
JournalAdvanced Energy Materials
Volume6
Issue number4
DOIs
Publication statusPublished - 2016 Feb 18
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2015 Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim.

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

  • excess PbI
  • hybrid solar cells
  • perovskite materials
  • solar cells

ASJC Scopus subject areas

  • Renewable Energy, Sustainability and the Environment
  • General Materials Science

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