Now showing items 1-13 of 13

    • A SPUTTERED ZnO THIN FILMS AS A TCO 

      SEBAA, N; BENHALILIBA, M; TOMBAK, A; OCAK, Y. S (Université des Frères Mentouri Constantine, 2013-12-16)
      We studied the structural and optical properties such as the crystal structure , the optical gap ,absorption and transmittance coefficient, grain size. And resistivity of ZnO thin films grown by sputtering technique
    • Effect of deposition time on structural and optical properties ofZnS thin films elaborated by spray ultrasonic method 

      Ayadi, M; Benhaoua, A; Sebais, M; Boudine, B; Boulkroune, R (Université des Frères Mentouri Constantine, 2016-12-15)
      The Zinc Sulfide (ZnS) semiconductor shows remarkable fundamental properties versatility and a promise for novel diverse applications, including light-emitting diodes (LEDs), electroluminescence, flat panel displays, ...
    • Effect of thickness on the properties of NiO thin films prepared by sol-gel dip-coating method 

      Noua, A; Guemini, R; Farh, H (Université des Frères Mentouri Constantine, 2016-12-15)
      In this study,pure Nickel oxide thin filmswere prepared by sol-gel dip-coating method with different thicknesses, onto glass substrate and the structural, optical and morphological properties were investigated. The ...
    • Elaboration and characterization of α-Fe2O3 thins films prepared by Dip - Coating 

      Berkane, H; Chekour, L (Université des Frères Mentouri Constantine, 2016-12-15)
      Nanostructure iron oxide thin films were prepared using a dip coating technique of a FeCl3(6H2O) solution at 35°C. The structural properties were characterized by X-ray diffractometer( XRD), atomic force microscopy (AFM), ...
    • Influence of green surfactant on particle size and optical properties of hematite nanoparticles (α-Fe2O3) 

      Zine, A; Chetibi, L; Sobti, N; Hamana, D; Achour, S (Université des Frères Mentouri Constantine, 2016-12-15)
      As an n-type semiconductor, hematite (α -Fe2O3) has attracted a great deal of attention from researchers in different fields because of its nontoxicity, low cost, high stability under ambient conditions, and multiple ...
    • Microstructural Study of Some Kaolin by Warren-Averbach and Williamson-Hall Methods 

      Lakel, A.; Bouyoucef, A; Labii , T; Guechi, N; Zerrouk, I; Zahaf, A; Boubertakh, A; Hamamda, S (Université des Frères Mentouri Constantine, 2013-02-17)
      In this work, we have studied two kaolins from different origins. The first one denoted M1 consists of two main phases (kaolinite and halloysite) and the other M2 whose main constituents are kaolinite, quartz and mica. ...
    • Morphology and crystallography of Cr, CrN and CrAlN films - Effect of annealing temperature 

      Mammeri, F.Z; Ayad, A; Riah, B; Chekour, L; Djouadi, M.A; Rouag, N (Université des Frères Mentouri Constantine, 2016-12-15)
      The present study relates the influence of the annealing temperature on the morphology and crystallography of Cr, CrN and CrAlN films, deposited on silicon substrate (100) using magnetron sputtering. Annealing treatments ...
    • OXYGEN PRESSURE DEPENDENT VO2 FILMS DEPOSITED BY A KRF LASER ON A CORNING GLASS 

      LAFANE, S; KERDJA, T; ABDELLI-MESSACI, S; MALEK, S; KHEREDDINE, Y (Université des Frères Mentouri Constantine, 2013-12-16)
      Vanadium dioxide thin films have been deposited on Corning glass substrates by a KrF laser ablation of V2O5 target at the laser fluence of 1.5 Jcm-2. The substrate temperature and the target-substrate distance were set ...
    • PREPARATION OF Cu2ZnSnS4 THIN fiLMS BY ULTRASONIC SPRAY METHOD 

      DARANFED, W; AIDA, M.S; ATTAF, N (Université des Frères Mentouri Constantine, 2013-12-16)
      In the present work we report the details of the preparation and characterization results of Cu2ZnSnS4 (CZTS) based solar cells. The CZTS absorber was elaborated by spray ultrasonic method has been investigated. Samples ...
    • Structural and optical properties of CuO:PVC nanocomposite films 

      Troudi, B; Halimi, O; Djebli, A (Université des Frères Mentouri Constantine, 2016-12-15)
      Metal oxides constitut the most diverse class of materials having properties covering almost all aspects of materials science and of physics. Among these materials, copper oxide CuO is very promising. It is a p-type ...
    • Structural, morphological and optical properties of Zn-doped CdS thin films prepared by chemical bath deposition 

      Cheriet, H (Université des Frères Mentouri Constantine, 2016-12-15)
      Zinc-doped Cadmium Sulfide (ZCS)-thin films were grown on the glass substrates by using the chemical bath deposition technique. The correlation between X-ray diffractometer (XRD), atomic force microscopy (AFM) operated in ...
    • Study on the solid state reaction between Co/Ni bilayer film and silicon substrate 

      Fiad, H; Bouabellou, A; Sedrati, C (Université des Frères Mentouri Constantine, 2016-12-15)
      Billayers of pure Cobalt and nickel films were evaporated alternatively on (100) monocristalline silicone substrate. After annealing, in a vacuum furnace from 300 to 800°C during 20 min, the growth sequence of the phase‘s ...
    • Synthesis and characterization of Ag-doped ZnO thin films 

      Harzi, A; Sebais, M; Rahal, B; Halimi, O (Université des Frères Mentouri Constantine, 2016-12-15)
      Zinc oxide (ZnO) is an important material with a wide bandgap of 3.4 eV and a relatively large exciton binding energy of 60 meV. It is also characterized by having excellent chemical stability, nontoxicity, and good ...