Synthesis and characterisation of polypyrrole–indium phosphide composite film |
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Authors: | F Habelhames B Nessark D Bouhafs A Cheriet and H Derbal |
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Institution: | 1.Laboratoire d’électrochimie et matériaux, Département de Génie des procédés, Faculté de Science de l’ingénieur,Université Ferhat Abbas,Sétif,Algeria;2.Unité de développement de la technologie de silicium (UDTS).2,Alger Gare,Algeria;3.Laboratoire des propriétés optiques des matériaux et applications (POMA-UMR-CNRS 6136),Angers,France |
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Abstract: | Polypyrrole (PPy)–indium phosphide (InP) composite material was electrochemically prepared by the incorporation of InP into
a PPy matrix during electrochemical synthesis (cycling) under magnetic stirring from the acetonitrile/LiClO4 electrolyte containing
the Py and InP particles. The PPy–InP composite material was designed to explore new approaches to improve light-collection
efficiency in polymer photovoltaic. The samples were characterised by cyclic voltammetry, impedance spectroscopy measurement,
scanning electron microscopy, energy dispersive X-ray spectroscopy, UV–visible and photoelectrochemical measurements. It was
observed that the photocurrent of the composites was higher than that of the single PPy films and increased with InP concentration.
The study showed that the presence of InP particles in the polymeric film improves the optical and the photovoltaic properties
of PPy and give information on the use possibility of these films for photovoltaic cells' application. |
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