Effect of electron beam irradiation on chemically synthesized nanoflake-like CdS electrodes for photoelectrochemical applications

S. K. Shinde, D. Y. Kim, D. S. Lee, G. S. Ghodake, A. N. Kadam, A. V. Fulari, Mohsin Nawaz, Asif Shahzad, M. C. Rath, V. J. Fulari

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

In this paper, we chemically synthesized interconnected nanoflake-like CdS thin films for photoelectrochemical solar cell applications and subsequently irradiated them with electron beam irradiation at various doses of irradiation. The as-synthesized and irradiated samples were characterized by means of X-ray diffraction (XRD), field emission scanning electron microscopy (FE-SEM), high-resolution transmission electron microscopy (HR-TEM), and electrochemical measurements. XRD and XPS results confirmed the formation of CdS with a hexagonal crystal structure. FE-SEM and HR-TEM studies confirmed the photoelectrochemical performance, which was dependent on the surface morphology. The calculated values for efficiency demonstrated an outstanding photoelectrochemical performance with a fill factor of 0.38 and efficiency of 3.06% at 30 kGy. The high photoelectrochemical performance may be due to the interconnected nanoflake-like nanostructure and higher active surface area of the CdS samples. These results show that the electron beam irradiation is capable as an electrode for photoelectrochemical solar cells.

Original languageEnglish
Pages (from-to)255-261
Number of pages7
JournalColloids and Surfaces B: Biointerfaces
Volume164
DOIs
StatePublished - 1 Apr 2018

Keywords

  • Chemical bath deposition
  • Electron beam irradiation
  • Nanostructure
  • Photoelectrochemical cell

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