Proton Radiation Tolerance of Wide and Narrow Band Gap Perovskite Solar Cells

Brandon Durant, Hadi Afshari, Shashi Sourabh, Vishal Yeddu, Matthew Bamidele, Satyabrata Singh, Bibhudutta Rout, Giles Eperon, Do Kim, Ian Sellers

Research output: Contribution to conferencePaper

3 Scopus Citations

Abstract

Two different single junction mixed organic-inorganic halide perovskite solar cells (PSCs) were assessed for their tolerance to high energy proton radiation. Both the narrow band gap mixed tin-lead iodide and wide band gap lead iodide-bromide show remarkable tolerance for fluences up to 1x10 11 p/cm 2 . Both materials show a retention of open circuit voltage and decrease in dark current densities indicating minimal effect on SRH recombination that typically plagues traditional III-V based solar cells. Additionally, a control device that was processed without the perovskite absorber layer showed better diode characteristics and lower dark current densities after proton irradiation. The tolerance of these perovskite as a class of materials is promising for multijunction tandem flexible photovoltaic devices.
Original languageAmerican English
Pages1111-1114
Number of pages4
DOIs
StatePublished - 2021
Event2021 IEEE 48th Photovoltaic Specialists Conference (PVSC) -
Duration: 20 Jun 202125 Jun 2021

Conference

Conference2021 IEEE 48th Photovoltaic Specialists Conference (PVSC)
Period20/06/2125/06/21

NREL Publication Number

  • NREL/CP-5900-81129

Keywords

  • perovskite
  • proton
  • radiation effects
  • radiation tolerance
  • space

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