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2ème Journées Internationales de Physique de Constantine 14 et 15 Décembre 2016
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Theme2: Physique des Matériaux
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Browsing Theme2: Physique des Matériaux by Issue Date

Browsing Theme2: Physique des Matériaux by Issue Date

Now showing items 1-20 of 76

Étude de l'évolution de l'interface Ni/GaAs lors d'un recuit

Rabhia, S.; Benoudia, C.; Hoummada, K.; Perrin-Pellegrinc, C. (Université Frères Mentouri - Constantine 1, 2016-01-15)

Les travaux de recherche se sont orientés vers les semi-conducteur III-V, nous nous somme intéressé plus précisément aux deux systèmes GaAs et InAs, car ces derniers présentent des propriétés intéressantes commela haute ...
Porous Surface Processes of Cu/SnO2 films in the detection of CH3OH-liquid, Prepared by Dip-Coating Method

Benzitouni, S.; Zaabat, M.; Ebothe, J.; Khial, A.; Rechem, D.; Cheriet, H.; Bouras, D. (Université Frères Mentouri - Constantine 1, 2016-12-14)

In recent years, the detection methods of toxic chemical species and measurement of their concentration increased significantly. In the field of detection of chemical species, we must distinguish chemical sensors that play ...
Study the Boron Spectrums Induced by Laser Sublimation

Benmebrouk, L.; Hamdat, B.; Khelfaoui, F. (Université Frères Mentouri - Constantine 1, 2016-12-14)

This paper is based on the study of the emitted radiation by using LIBS technique (Laser Induced Breakdown Spectroscopy). It is an advanced technique allows analyzing solid, liquid and gaseous materials and it leads to ...
Study of fiber bragg gratings apodized with different apodiztion

Bouzida, A.; Triki, H.; El Akrmi, A. (Université Frères Mentouri - Constantine 1, 2016-12-14)

A fiber Bragg grating (FBG) is a period perturbation of the effective refractive index in the core of an optical fiber. There are many types of Bragg gratings, most notably the normal or uniform Bragg gratings, tilted Bragg ...
Structural, morphological and optical properties of Zn-doped CdS thin films prepared by chemical bath deposition

Cheriet, H. (Université Frères Mentouri - Constantine 1, 2016-12-14)

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 ...
Etudes des propriétés structurales, électroniques et magnétiques des systèmes Gen et CuGen (n=2-20) : étude à travers la DFT

Siouania, C.; Mahtouta, S.; Rabilloud, F. (Université Frères Mentouri - Constantine 1, 2016-12-14)

Dans ce présent travail, nous étudions les propriétés électroniques et magnétiques des nanostructures de germanium pures et de germanium dopées par le cuivre (CuGen) dans le rang de 2 à 20 atomes. Ce travail est purement ...
Structure cristalline du Bis (4-chloroacetylphenyl) selenideC16H12Cl2O2Sedéterminée par la diffrraction des rayons X et comparée à la conformation moléculaire calculée à partir de la chimie quantique (DFT)

Bouraoui, H.; Medjani, M.; Mechehoud, Y.; Meinnel, J. (Université Frères Mentouri - Constantine 1, 2016-12-14)

Ce travail concerne une étude comparative de la géométrie moléculaire de composés halogéno- méthyles aromatiques établie à partir de l’expérience (diffraction des rayons X) dans notre cas il sera question du Bis(4-chloro ...
Thermodynamic assessment of the Co–Mg system supported by ab-initio calculations

Djenane, N.; Djaballah, Y. (Université Frères Mentouri - Constantine 1, 2016-12-14)

The objective of this work is the thermodynamic modeling of the Co-Mg binary system using two methods: The CALPHAD method (Calculation of Phase diagrams) and the ab-initio calculations. CALPHAD is a very important method ...
Characterization of zinc sulfide nanoparticles encapsulated in zeoliteY by MEB and UV–Vis spectroscopy

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

The present study deals with ZnS semiconductor nanoparticules incorporated in zeolite. The zeolitheY is synthesized using sol–gel method. In second, the Zn2+ ions are fixed on the zeolite by ionic exchange. Finally, γ rays ...
Study of back metal contact effect on the CZTS thin film solar cells performances

Cherouana, ABDELBAKI; Labbani, REBIHA (Université Frères Mentouri - Constantine 1, 2016-12-14)

The output characteristics of solar cells are affected by several parameters. For thin film solar cells, the different interfaces play significant role on the performances of the cell. In this work, a numerical simulation ...
Electronic and magnetic properties of As10-nMn (n= 0-10, M= Co, Fe and Cu clusters by density functional theory

Safera, S.; Mahtouta, S.; Rezoualia, K.; Belkhira, M. A.; Rabilloudb, F. (Université Frères Mentouri - Constantine 1, 2016-12-14)

The arsenic clusters have been the topic of many experimental and theoretical studies [1-3].The mean reasons of this interesting subject are that arsenic has found wide applications in many fields, such as semiconductors, ...
Structure and surface morphology optimizationof Nickel and Titanium thin film to their uses as Neutron guide

Salhi, M.; Riahi, F.; Abaidia, S. H. (Université Frères Mentouri - Constantine 1, 2016-12-14)

Neutron guides are optical components that allow the selecting and transporting neutrons by total reflection phenomenon away from the reactor core without significant losses of energy and intensity. These guides consist ...
Structural, electronic, and thermodynamic properties of post-perovskite NaIrO3

Marbouh, N.; Boudali, A.; Bentayeb, A.; Saadaoui, F.; Driss-Khodja, M. (Université Frères Mentouri - Constantine 1, 2016-12-14)

We calculated structural, electronic, and thermodynamic properties of paramagnetic post-perovskite NaIrO3. Our calculations were done in the framework of the density functional theory (DFT), using the full potential-linearized ...
Studied the dehydroxylation of AlgeriaHalloysite (DD1), by thermogravimetric analysis

Raghdi, A.; Heraiz, M.; Sahnoune, F. (Université Frères Mentouri - Constantine 1, 2016-12-14)

In this study the dehydroxylation of Algerian halloysite (DD1) was explored utilizing thermogravimetric analysis (TGA) were carried out on samples between room temperature and 1400°C, at different heating rates of 2, 5, ...
Synthesis, characterization of a new lanthanum (III) coordination polymers with 3D open framework

Anana, H.; Trifa, C.; Mokhtari, S.; Boudaren, C. (Université Frères Mentouri - Constantine 1, 2016-12-14)

The synthesis and assembly of metal–organic frameworks (MOFs) with open architectures or porous structures from small molecular building blocks have attracted high concern for some years and are still of considerable ...
Caractérisation physique de matériaux hybride résultante de Polyaniline et Nb3Sn

Boubekka, O.; Ouili, Z.; Alliouche, H. (Université Frères Mentouri - Constantine 1, 2016-12-14)

Les polymères conducteurs ont fait l’objet d’un intérêt particulier depuis prés de deux décades en vue de définir une nouvelle classe de matériaux pour l’électronique. Dans ce travail, nous avons étudié spécialement le ...
IF steel recrystallization: nucleation stage linked to internal misorientation parameters

Ayad, A.; Ramoul, M.; Rouag, N.; Rollett, A. D.; Wagner, F. (Université Frères Mentouri - Constantine 1, 2016-12-14)

Microstructure evolution during deformation and recrystallization can be followed by several misorientation parameters, deduced or calculated from EBSD data, such as: BC (Band Contrast), GOS (Grain Orientation Spread), GND ...
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 ...
Texture growth of AlN films deposited on Si(100) and (111) by DC reactive magnetron sputtering (dcMS) and by high power impulse magnetron sputtering (HiPIMS)

Riah, B.; Ayad, A.; Camus, J.; Djouadi, M.A.; Rouag, N. (Université Frères Mentouri - Constantine 1, 2016-12-14)

We have studied the texture evolution of Aluminum nitride (AlN) thin. AlN thin films were deposited on Si (100) substrate by dc magnetron sputtering (dcMS) and High Power Impulse Magnetron Sputtering (HiPIMS) technics.We ...
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 ...

Browsing Theme2: Physique des Matériaux by Issue Date

Browsing Theme2: Physique des Matériaux by Issue Date

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