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Stable dye-sensitized solar cell electrolytes based on cobalt(ii)/(iii) complexes of a hexadentate pyridyl ligand

  • Muhammad K. Kashif
  • , Michael Nippe
  • , Noel W. Duffy
  • , Craig M. Forsyth
  • , Christopher J. Chang
  • , Jeffrey R. Long
  • , Leone Spiccia
  • , Udo Bach

Research output: Contribution to journalArticlepeer-review

Abstract

Energy conversion: A cobalt redox mediator, [Co(bpyPY4)]2+/3+, based on a hexadentate polypyridyl ligand, was developed. Dye-sensitized solar cells (DSCs) made with this redox mediator showed improved stability and slightly higher efficiencies compared to [Co(bpy)3] 2+/3+-based devices. Long-term stability evaluation of DSCs based on [Co(bpyPY4)]2+/3+ revealed excellent stability under full irradiation conditions (see picture).

Original languageEnglish (US)
Pages (from-to)5527-5531
Number of pages5
JournalAngewandte Chemie - International Edition
Volume52
Issue number21
DOIs
StatePublished - May 17 2013
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Catalysis
  • General Chemistry

Keywords

  • cobalt electrolytes
  • dye-sensitized solar cells
  • energy conversion
  • ligand engineering

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