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  1. No Access

    Article

    Silicate Dip-Coat Mechanism as an Inhibitor Against Copper Dissolution into Alkaline Chloride Media

    The influence of the concentration of silicate and the immersion time on the corrosion and the spontaneous dissolution of copper in 3% NaCl solutions were studied. The investigations involved optimization meth...

    W. Sassi, R. Zrelli, J.-Y. Hihn, P. Berçot… in Journal of Bio- and Tribo-Corrosion (2020)

  2. No Access

    Article

    Corrosion Protection of Cu Electrical Cable by W-Ni Composite Coatings Doped with TiO2 Nanoparticles: Influence of Pulse Currents

    W-Ni-TiO2 nano-composite layers were electrodeposited on copper surface by both direct (DC) and pulse (PC) currents. The copper substrates are samples from the main electrical cable used for the Renault K-Z (the ...

    W. Sassi, L. Dhouibi, J.-Y. Hihn, P. Berçot… in Journal of Materials Engineering and Perfo… (2019)

  3. No Access

    Article

    Photoelectrochemical impedance spectroscopy of electrodeposited hematite α-Fe2O3 thin films: effect of cycle numbers

    In this work, hematite (α-Fe2O3) onto (FTO)-coated glass substrates have been prepared by electrodeposition technique using cyclic voltammetry process. Various samples of α-Fe2O3 with cycle numbers varied between...

    Z. Landolsi, I. Ben Assaker, R. Chtourou… in Journal of Materials Science: Materials in… (2018)

  4. No Access

    Article

    Molybdenum-Loaded Anatase TiO2 Nanoparticles With Enhanced Optoelectronics Properties

    The structural, optical and electrical properties of molybdenum nanoparticles (Mo-NPs)-loaded anatase TiO2 were investigated using x-ray diffraction, UV–Vis diffuse reflectance, and Fourier transform infrared and...

    R. Bargougui, N. Bouazizi, S. Ammar, A. Azzouz in Journal of Electronic Materials (2017)

  5. No Access

    Article

    Co-precipitation synthesis of V-doped titania: influence of vanadium concentration on the structural and optical properties

    V-doped TiO2 nanoparticles with different proportions were prepared by co-precipitation method. XRD patterns indicate that the TiO2 nanoparticles obtained after calcination at 500 °C in air has the anatase phase ...

    H. Mansour, R. Bargougui, A. Gadri, S. Ammar in Journal of Materials Science: Materials in… (2017)

  6. No Access

    Article

    Co-precipitation synthesis and AC conductivity of Sn0.94Zn0.04O2 nanoparticles, using impedance spectroscopy

    The co-precipitation method is used for the preparation of Sn0.94Zn0.04O2 nanoparticles. The formation of typical rutile-type was confirmed by X-ray diffraction studies, and it was found to be a tetragonal phase ...

    R. Bargougui, Y. Ben Taher, A. Oueslati… in Journal of Materials Science: Materials in… (2014)

  7. No Access

    Article

    Structural, optical and electrical properties of Zn-doped SnO2 nanoparticles synthesized by the co-precipitation technique

    Nanometric size Zn-doped SnO2 particles with Zn concentration varying from 1 to 6 % were prepared using the co-precipitation method. X-ray diffraction patterns show for all samples a typical rutile-type tetragona...

    R. Bargougui, A. Oueslati, G. Schmerber… in Journal of Materials Science: Materials in… (2014)

  8. No Access

    Article

    Synergetic effect of CdS quantum dots and TiO2 nanofibers for photoelectrochemical hydrogen generation

    In this work, we developed a new type of nanostructured photoanodes for photoelectrochemical water splitting. They are based on CdS–TiO2 nanocomposite films, supported on conductive Ti sheets, prepared by an easy...

    S. Chaguetmi, F. Mammeri, M. Pasut, S. Nowak, H. Lecoq… in Journal of Nanoparticle Research (2013)

  9. No Access

    Article

    Polyol-synthesized Zn0.9Mn0.1S nanoparticles as potential luminescent and magnetic bimodal imaging probes: synthesis, characterization, and toxicity study

    We report here the synthesis, by the polyol method, of Mn-doped ZnS nanocrystals with the zinc blende structure. Phase transfer of the as-produced quantum dots from organic solvent into water was achieved by s...

    M. Gaceur, M. Giraud, M. Hemadi, S. Nowak, N. Menguy… in Journal of Nanoparticle Research (2012)

  10. No Access

    Article

    Synthesis of Inorganic Compounds (Metal, Oxide and Hydroxide) in Polyol Medium: A Versatile Route Related to the Sol-Gel Process

    A new route for the preparation of powdery metal, oxide and hydroxide materials is presented as a chimie douce alternative to the sol-gel method. It consists in the reduction or the hydrolysis of a metal salt ...

    L. Poul, S. Ammar, N. Jouini, F. Fievet… in Journal of Sol-Gel Science and Technology (2003)