• Structural and optical properties of CuO:PVC nanocomposite films 

  Troudi, B.; Halimi, O.; Djebli, A. (Université Frères Mentouri - Constantine 1, 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 ...
• Characterization of PbS nanoparticles trapped in Y zeolite by X ray diffraction and scanning electron microscopy 

  Tebani, H.; Keghouche, N. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  The present study examines the PbS semiconductor nanoparticles trapped in Y zeolite synthesized at room temperature via a simple chemical reaction when 2-mercaptoethanol noted RSH was used with a different amounts as a ...
• Study of structural and optical properties of Fe doped ZnO thin films prepared by spray pyrolysis technique. 

  Serrar, A.; Bouzid, K.; Roustila, A. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  ZnO and Fe-doped ZnO thin films have been prepared by spray pyrolysis on glass substrates and the influence of Fe-doping concentration on the structural and optical properties of the films has been studied. The experiment ...
• Elaboration et propriétés structurales des nanoparticules bimétalliques Ni-Ce et Ni-Pt supportées sur α-Al2O3 

  Seridi, F.; Chettibi, S.; Keghouche, N. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  L’objectif de cette étude est la préparation et la caractérisation de nanoparticules bimétalliques Ni-Ce et Ni-Pt supportés sur α-Al2O3. Ces matériaux sont testés comme catalyseurs dans la réaction d’hydrogénation du ...
• Monte Carlo simulation of primary recrystallization in an IF steel 

  Ramoul, M.; Ayad, A.; Rouag, N.; Wagner, F. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  This study presents a contribution to the modeling of primary recrystallization stage in an IF steel that is destined to the automotive industry. A two dimensional Monte Carlo technique is proposed to simulate primary ...
• Behaviour of dislocations near phase boundaries inbicrystals of FCC materials: Au-X, X = Pb, Cu and Ni 

  Ouchtati, A.; Khalfallah, O. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  The mechanical properties of materials are determined by the interactions between defects found in the crystal. In a bicrystal of bimaterials, the result forces exercising on the matrix dislocation near and parallel to an ...
• Structural and optical properties of Ag/Si02 nanocomposites 

  Nouicer, Z.; Hioul, M.L. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  In this work, Ag/SiO2 composites were studied for various silver contents (2.5, 5, 7.5 and10% wt). In a first step, Ag+ ions were adsorbed on silica by ionic exchange. In a secondstep, the samples were annealedin air at ...
• Structure of Dinitrato Sodium with Imidazolium Cation (C3H5N2)[Na(NO3)2] 

  Mokhtari, S.; Trifa, C.; Anana, H.; Boudaren, C. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  Imidazole, an aromatic heterocyclic, classified as an alkaloid, is present as an antifungal agent in commercial pharmaceutical products [1-2]. A novel 3D crystal structure of the title compound {(C3H5N2)[Na(NO3)2]}n ...
• Etude théorique structurale et spectroscopique infrarouge et Raman de 4,6-Dichloro-2-Methylpyrimidine 

  Medjania, M.; Brihia, O.; Hamdounia, N.; Boudjada, A.; Meinnel, J. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  Dans le cadre de ce travail nous présentons les résultats des calculs pour la détermination de la conformation moléculaire dans le produit 4,6-dichloro-2-methylpyrimidine obtenu à partir du calcul théorique basé sur la ...
• Evolution of the structural properties of sol-gel synthetized ZnO with solid phase and solution-based aluminum dopingat different annealing temperatures. 

  Mahcene, F.; belabed, N.; Gouder, M.; Kasouit, S.; Chari, A.; Chaieb, A. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  We report here on the effect of aluminum doping and annealing temperature on the structural properties of ZnO, synthetized using the Sol Gel method. Aluminum doping was performed in two ways, either by adding AlCl3 to the ...
• Structural and optical study of co doped zno thin films 

  Khantoul, A.R.; Rahal, B.; Sebais, M.; Boudine, B.; Medjaldi, M. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  ZnO is a n-type II-VI semiconductor with a wurtzite structure, a wide direct band gap of 3.37eV, and a large exciton binding energy of 60meV. It occupies a particular place among wide bandgap semiconductors (GaN, ZnS…), ...
• Green synthesis and study of Cuprous Oxide nanoparticles 

  Kerour, A.; Boudjadar, S. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  Recently, biosynthesis of nanoparticles has attracted more attention due to their different advantages as an eco-friendly, low cost and non toxic alternative approaches. In particular, metal oxide nanoparticles are receiving ...
• Structure Cristalline et Conformation Moleculaire du Bromodurène 

  Hamdouni, N.; Boudjada, A.; Brihi, O.; Medjani, M.; Meinnel, J. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  Dans le but de comprendre le comportement du radical méthyle (CH3) dans des produits benzéniques C10H12X2 substitués par des méthyles et des halogènes (X= Cl, Br, I ) nous avons déterminé d’une part la structure cristalline ...
• Precipitation and dissolution kinetics of the δ phase in Cu-15wt%.In and Cu-9wt%.Sb alloys. 

  Hachoufa, M.; Hamanab, D.; Benaskeura, N.; Selmia, N. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  Theprecipitation and dissolution of the δ phase in the supersaturated solid solutions of both Cu-15wt%. In and Cu-9wt%.Sballoys has been studied during isothermal and anisothermal analysis using several experimental methods. ...
• Precipitation and dissolution kinetics of the δ phase in Cu-15wt%.In and Cu-9wt%.Sb alloys. 

  Hachoufa, M.; Hamanab, D.; Benaskeura, N.; Selmia, N. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  Theprecipitation and dissolution of the δ phase in the supersaturated solid solutions of both Cu-15wt%. In and Cu-9wt%.Sballoys has been studied during isothermal and anisothermal analysis using several experimental methods. ...
• Elaboration and characterization of iron hydroxide thins films prepared by Dip – Coating 

  Berkane, H.; Chekour, L. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  Theiron hydroxide β-FeOOHisamaterialwidely used invariousfields such asoptical, electronics and other. The object ofthis work is theoptimization of the parametersfor the development ofthin layers ofiron hydroxidesusing the ...
• Structural study of Fe/SiO2, Fe-Ni/SiO2 and Fe-Co/SiO2 nanocomposites 

  Douas, N.; Keghouche, N. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  The present work examines Fe, Fe-Ni and Fe-Co nanocomposites supported on silica, prepared by impregnation, followed by calcination and thermal H2- treatment. Several techniques, such as SEM and XRD are used for the ...
• Thermodynamic study of cellulose containing oxides 

  Djarri, A.; Sahli, M.; Zahaf, A.; Revo, S.; Djarri, Y.; Nedilko, S.; Boubertakh, A. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  At present, the works reserved to cellulose for the development of micro / nano composites (MNC) are becoming relevant and taking a prominent place in several laboratories. The perspectives are numerous electronics, paper ...
• Characterization and thermal analysis of some Al-Mg-Si sheets 

  Chahdane, A.; Boubertakh, A.; Khelil, S.; Aouabdia, Y.; Abid, T. (Université Frères Mentouri - Constantine 1, 2016-12-15)

  The knowledge of the mechanical behaviour of Al-Mg-Si alloys during a heating cycle is very important. Metallographic investigation of samples of these alloys allows us to know the change in the grain size. X ray diffraction ...
• Structure cristalline du Diaminomesitylene (DAM) obtenue a partir de la diffraction des rayons X comparee a la conformation moleculaire calculee (DFT) 

  Brihia, O.; Medjania, M.; Hamdounia, N.; Meskaljdib, S.; Boudjadaa, A. (Université Frères Mentouri - Constantine 1, 2016-12-14)

  La structure du 2,4,6-triméthylbenzene-1,3-diamine aussi connu commediaminomésitylene (DAM) résolue à la température ambiante à partir de la diffraction des rayons X en utilisant un monocristal , cristallise dans le groupe ...

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