Raman scattering microcrystalline assessment and device quality control of electrodeposited CuIn(S,Se)2 based solar cells

V. Izquierdo, A. Pérez-Rodríguez*, L. Calvo-Barrio, J. Álvarez-García, J. R. Morante, V. Bermudez, O. Ramdani, J. Kurdi, P. P. Grand, L. Parissi, O. Kerrec

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

14 Citations (Scopus)

Abstract

The Raman scattering analysis of S-rich CuIn(S,Se)2 layers produced by electrodeposition of CuInSe2 precursors and annealing under sulphurising conditions shows the strong dependence of their crystalline quality on the annealing parameters. Worsening of the crystalline quality is reflected by the presence of an increasing contribution at the higher frequency side of the main Raman band. The comparison of these data with the solar cell parameters points out the existence of a correlation between the efficiency of the devices and the width of the mode. The dependence of the Raman spectra on differences in the process parameters with significant impact in the microcrystalline quality of the layers give interest to the use of Raman scattering as process assessment technique for device quality control.

Original languageEnglish
Pages (from-to)7021-7025
Number of pages5
JournalThin Solid Films
Volume516
Issue number20
DOIs
Publication statusPublished - 30 Aug 2008
Externally publishedYes

Keywords

  • Chalcopyrites
  • CuIn(S,Se)
  • Raman scattering
  • Solar cells

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