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Theoretical study of vibration spectra of sensitizing dyes for photoelectrical converters based on ruthenium(II) and iridium(III) complexes

  • B. F. Minaev
  • , V. A. Minaeva
  • , G. V. Baryshnikov
  • , M. A. Girtu
  • , H. Agren
  • Bohdan Khmelnytsky National University of Cherkasy
  • Ovidius University of Constanta
  • KTH Royal Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

Quantum-chemical method of the density functional theory was employed to calculate, with the use of a B3LYP hybrid exchange-correlation functional, the IR absorption and Raman spectra of [Ru(bpy)2(CN)2] and [Ir(bpy)2(CN)2]+ complexes. All the normal vibrational frequencies were analyzed and new assignments of a number of bands in the IR absorption and Raman spectra were made. The role of vibrational motions of metal atoms and ligands in the vibronic deformation of electron shells in the course of electron transfer was discussed. This was done using data on surface-enhanced Raman spectra of [Fe(bpy)2(CN)2] and [Ru(bpy)3]2+ complexes adsorbed on the surface of colloid silver.

Original languageEnglish
Pages (from-to)1211-1221
Number of pages11
JournalRussian Journal of Applied Chemistry
Volume82
Issue number7
DOIs
StatePublished - Jul 2009
Externally publishedYes

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