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Nanostructures based photoelectrochemical cells for energy conversion

J. K. DONGRE1,* , V. NOGRIYA1, R. ALONEY1, M. RAMRAKHIANI1

Affiliation

  1. Dept. of Postgraduate Studies and Research in Physics & Electronics, Rani Durgavati University, Jabalpur (M.P.), 482001, India

Abstract

In this paper, we present a comparative study of photoelectrochemical cells based on the films nanoparticles (NPs) and nanowires (NWs) of cadmium sulphide (CdS) thin films grown by chemical bath deposition (CBD) and wet chemical etching. The CdS samples are characterized by XRD, SEM and UV-vis absorption spectroscopy. The cell configuration n-CdS/1M (NaOH-Na2S-S)/C(graphite) is used for studying the I-V characteristics under illumination, photovoltaic output characteristics and transient photoresponse. Performance of the PEC cell is found to be improved by converting NPs of CdS into NWs.

Keywords

Chemical bath deposited CdS, Nanoparticles and nanowires, Surface morphology, Photoelectrochemical cells.

Citation

J. K. DONGRE, V. NOGRIYA, R. ALONEY, M. RAMRAKHIANI, Nanostructures based photoelectrochemical cells for energy conversion, Optoelectronics and Advanced Materials - Rapid Communications, 3, 4, April 2009, pp.338-342 (2009).

Submitted at: March 10, 2009

Accepted at: April 23, 2009