Characterization of CdS nanocrystals embedded in KCl single crystal matrix grown by Czochralski method

B. Boudine, M. Sebais, O. Halimi, R. Mouras, A. Boudrioua, P. Bourson

Research output: Contribution to journalArticlepeer-review

Abstract

The growth of CdS nanocrystals (NCs) embedded in bulk KCl single crystal matrix is performed using the Czochralski method. The X-ray diffraction reveals the incorporation of the CdS NCs with a cubic structure inside the KCl matrix. The optical density measurements of the CdS NCs embedded in KCl single crystal show a shift of the absorption edge towards higher energies. The optical band-gap is estimated to be about of 2.60 eV. The photoluminescence (PL) spectrum of the studied samples presents four emission bands in the range of 2.20-2.56 eV.

Original languageEnglish
Pages (from-to)373-377
Number of pages5
JournalOptical Materials
Volume25
Issue number4
DOIs
Publication statusPublished - May 2004
Externally publishedYes

Keywords

  • Bulk
  • CdS nanocrystals
  • KCl
  • Photoluminescence
  • Single crystal
  • X-ray

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