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Structural and electrochemical properties of opaque sol–gel deposited WO3 layers

Papaefthimiou Spiros, Panayiotis Yianoulis, Angeliki Siokou , Kefalas Dimitrios, George Leftheriotis

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URIhttp://purl.tuc.gr/dl/dias/8473E6A5-B25B-41A1-A556-05F204D79265-
Αναγνωριστικόhttps://doi.org/10.1016/S0169-4332(03)00616-0-
Αναγνωριστικόhttp://www.sciencedirect.com/science/article/pii/S0169433203006160-
Γλώσσαen-
ΤίτλοςStructural and electrochemical properties of opaque sol–gel deposited WO3 layersen
ΔημιουργόςPapaefthimiou Spirosen
ΔημιουργόςΠαπαευθυμιου Σπυριδωνel
ΔημιουργόςPanayiotis Yianoulisen
ΔημιουργόςAngeliki Siokou en
ΔημιουργόςKefalas Dimitriosen
ΔημιουργόςΚεφαλας Δημητριοςel
ΔημιουργόςGeorge Leftheriotisen
ΕκδότηςElsevieren
ΠερίληψηThe preparation of thick and opaque WO3 layers by a simple sol–gel method is presented. The structure and morphology of these films has been assessed by X-ray photoelectron spectroscopy (XPS), Fourier transform infrared (FTIR) spectroscopy and scanning electron microscopy (SEM). The sol–gel WO3 layers were found to have oxygen replaced by a significant amount of hydroxyls and water incorporated in their structure. They consist of particles with dimensions of several microns, have high porosity and increased surface area, which renders them suitable for gas sensing applications. Their color changes reversibly from yellowish green to dark blue upon insertion of lithium ions. They are electrochemically stable and can withstand more than 1000 voltammetric coloration–bleaching cycles.en
ΤύποςPeer-Reviewed Journal Publicationen
ΤύποςΔημοσίευση σε Περιοδικό με Κριτέςel
Άδεια Χρήσηςhttp://creativecommons.org/licenses/by/4.0/en
Ημερομηνία2015-10-24-
Ημερομηνία Δημοσίευσης2003-
Βιβλιογραφική ΑναφοράG. Leftheriotis, S. Papaefthimiou, P. Yianoulis, Α. Siokou, D. Kefalas, "Structural and electrochemical properties of opaque sol-gel deposited WO3 layers", Applied Surface Science,Vol. 218, no. 1-4, pp. 276-281, Sep. 2003. Doi:10.1016/S0169-4332(03)00616-0.el

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