CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication

Copper indium disulphide, CuInS2, is a promising absorber material for thin film photovoltaic which has recently attracted considerable attention due to its suitability to reach high efficiency solar cells by using low cost techniques. In this work CuInS2 thin films have been deposited by chemical...

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Main Author: N. K, Kasim
Format: Article
Language:English
Published: University of Baghdad 2009-12-01
Series:Iraqi Journal of Physics
Subjects:
Online Access:https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/923
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author N. K, Kasim
author_facet N. K, Kasim
author_sort N. K, Kasim
collection DOAJ
description Copper indium disulphide, CuInS2, is a promising absorber material for thin film photovoltaic which has recently attracted considerable attention due to its suitability to reach high efficiency solar cells by using low cost techniques. In this work CuInS2 thin films have been deposited by chemical spray pyrolysis onto glass substrates at ambient atmosphere, using different [Cu]/[In] ratio in the aqueous solutions at substrate temperature 3000C and different annealing temperatures . Structural and optical properties of CIS films were analyzed by X-ray diffraction, and optical spectroscopy. Sprayed CIS films are polycrystalline with a chalcopyrite structure with a preferential orientation along the 112 direction and no remains of oxides in higher ratio were found after spraying in suitable conditions. X-ray microanalysis shows that a chemical composition near to stoichiometry can be obtained. An optical properties showed this material have a direct band gap and the energy band in the range of about 1.4 -1.61 eV at different ratio was found for sprayed CIS thin films.
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spelling doaj.art-5461db2908454799a02529649266cd3b2023-03-14T05:50:08ZengUniversity of BaghdadIraqi Journal of Physics2070-40032664-55482009-12-0178CuInS2 Ternary Compound as Absorption Layer for Solar Cell FabricationN. K, Kasim0Department of Physics, College of Science, University of Baghdad, Jadiriya, Baghdad, Iraq Copper indium disulphide, CuInS2, is a promising absorber material for thin film photovoltaic which has recently attracted considerable attention due to its suitability to reach high efficiency solar cells by using low cost techniques. In this work CuInS2 thin films have been deposited by chemical spray pyrolysis onto glass substrates at ambient atmosphere, using different [Cu]/[In] ratio in the aqueous solutions at substrate temperature 3000C and different annealing temperatures . Structural and optical properties of CIS films were analyzed by X-ray diffraction, and optical spectroscopy. Sprayed CIS films are polycrystalline with a chalcopyrite structure with a preferential orientation along the 112 direction and no remains of oxides in higher ratio were found after spraying in suitable conditions. X-ray microanalysis shows that a chemical composition near to stoichiometry can be obtained. An optical properties showed this material have a direct band gap and the energy band in the range of about 1.4 -1.61 eV at different ratio was found for sprayed CIS thin films. https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/923CuInS2 Ternary Compound
spellingShingle N. K, Kasim
CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication
Iraqi Journal of Physics
CuInS2 Ternary Compound
title CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication
title_full CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication
title_fullStr CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication
title_full_unstemmed CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication
title_short CuInS2 Ternary Compound as Absorption Layer for Solar Cell Fabrication
title_sort cuins2 ternary compound as absorption layer for solar cell fabrication
topic CuInS2 Ternary Compound
url https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/923
work_keys_str_mv AT nkkasim cuins2ternarycompoundasabsorptionlayerforsolarcellfabrication