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Structural and optical properties of electrodeposited Cd0.7Zn0.3Se thin films: Effect of annealing

  • S. D. Chavhan
  • , R. S. Mane
  • , T. Ganesh
  • , Wonjoo Lee
  • , Sung Hwan Han*
  • , S. Senthilarasu
  • , Soo Hyoung Lee
  • *Corresponding author for this work
  • Jeonbuk National University
  • Hanyang University

Research output: Contribution to journalJournal articlepeer-review

Abstract

Thin films of cadmium zinc selenide (Cd0.7Zn0.3Se) were deposited on ITO substrate by electrodeposition technique. The as-deposited films were annealed at 200, 300 and 400 °C for 1 h in ambient air. Composition, surface morphology and structural properties of the as-deposited and annealed films were studied by EDX, SEM and X-ray diffraction techniques, respectively. The XRD study showed the cubic to hexagonal structural transition at 300 °C. The lattice parameters of different phases of the material were calculated from the XRD pattern. The optical absorption spectra were recorded within the range of 350-800 nm. The band gap energies of the films decreased from 2.05 to 1.74 eV with respect to annealing temperature.

Original languageEnglish
Pages (from-to)210-213
Number of pages4
JournalJournal of Alloys and Compounds
Volume474
Issue number1-2
DOIs
StatePublished - 2009.04.17

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • CdZnSe
  • Crystalline nature
  • Electrodeposition
  • Thin Films

Quacquarelli Symonds(QS) Subject Topics

  • Engineering - Mechanical
  • Materials Science

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