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Path Integral Solution of a Singular Oscillator Potential
(Université des Frères Mentouri Constantine, 2016-12-15)By path integral formulation and delta functional technics we calculated the propagator of singular oscillator. We have foundthe discrete spectrum and the corresponding wave functions -
The numerical study of the origin of the ultra high energy cosmic rays with CRPropa
(Université des Frères Mentouri Constantine, 2016-12-15)The origin of ultra-high-energy cosmic rays is one of the most enigmatic questions in modern physics. The study of a such high-energy particles is a new and active research area where scientists wish to find the still-unknown ... -
On Yang-Mills Matrix Models: Emergent Geometry
(Université des Frères Mentouri Constantine, 2016-12-15)One of the most fundamental questions we can ask about a given gauge theory is its phase diagram. We present Monte Carlo simulations, for a simple three matrix model that exhibits an exotic phase transition. we focus on ... -
Inflationary models and applications
(Université des Frères Mentouri Constantine, 2016-12-15)Study the cosmic microwave background: polarization and anisotropy.The inflationary model has been proposed to address the shortcomings of the standard model of cosmology. This cosmological model offers both a solution ... -
Dose Evaluation in adaptive radiotherapy in head and neck cancers
(Université des Frères Mentouri Constantine, 2016-12-15)Recent developments in radiotherapy techniques, particularly VMAT technique is a tool of choice in the treatment of tumors with complex shapes such as head and neck cancers. Patients with head and neck cancer are prone ... -
Nuclei structure around shell closure N = 82
(Université des Frères Mentouri Constantine, 2016-12-15)The nuclei with A=140 having a few holes in the N =82 shell closure offer a fertile region to investigate the shape evolution. They are spherical or only slightly deformed in the ground state and at small angular momenta, ... -
New calculation of L1 subshell yields fluorescence of heavy elements
(Université des Frères Mentouri Constantine, 2016-12-15)The analytical methods based on X-ray fluorescence have a great importance for a number of practical applications in a variety of fields including atomic physics, X-ray fluorescence surface chemical analysis, medical ... -
Relativistic calculations of K-shell photoionization cross-sections for 𝟑𝟐 𝐒 at 59.6 keV excitation energy
(Université des Frères Mentouri Constantine, 2016-12-15)In this work we calculate photoionization X-ray cross-sections of K-shell vacancies in S at incident photon energy of 59.6 keV using the Dirac-Fock method and the MCDFGME (Multi Configuration Dirac Fock and General Matrix ... -
Relativistic K shell decay rates and fluorescence yield for Fe
(Université des Frères Mentouri Constantine, 2016-12-15)In this work, we derive the K-shell fluorescence yield using a Dirac-Fock model. To compute, radiationless and radiative transition rates we have used the MCDF code of Desclaux and Indelicato [1- 3]. The wave functions ... -
Calculations of Maxwellian Averaged capture Cross Sections Using the ENDF/B- VII.1, KADONiS, EXFOR and JEFF-3.1 evaluated nuclear reaction data libraries
(Université des Frères Mentouri Constantine, 2016-12-15)We calculate the Maxwellian-averaged cross sections (MACS) of the stellar nucleosynthesis reactions (n,g ) using the ENDF/B-VII.1, KADONiS, EXFOR and JEFF-3.1 evaluated nuclear data libraries. The calculated capture cross ... -
Updating the Algerian Solar Potential: Context, Issues and Provided Solutions
(Université des Frères Mentouri Constantine, 2016-12-15)The sharp increase experienced by oil prices in the 70s pushed man for the first time to be interested in alternative sources of energy. In Algeria, even if opinions differ when it comes to agree on a specific date, all ... -
Thermodynamic assessment of the Co–Mg system supported by ab-initio calculations
(Université des Frères Mentouri Constantine, 2016-12-15)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 ... -
Theoretical investigation of structural, electronic and thermodynamic properties of CrO2compound
(Université des Frères Mentouri Constantine, 2016-12-15)The structural, electronic and thermodynamic properties of CrO2 compound have been performed by first-principles density functional calculations using the full linearized augmented plane wave (FP- LAPW) method as implemented ... -
Theoretical investigation of Structural, electronic, magnetic, thermodynamic and elastic properties of Heusler alloys Mn2Al Z (Z= Cr,V)
(Université des Frères Mentouri Constantine, 2016-12-15)In the recent years, the Heusler alloys are attracted the attention of many researchers because these materials are used in the spintronics applications. However we have investigated the structural, electronic, magnetic, ... -
The influence of measurement temperature on electrical parameters of CZTS thin film based hetero-junction in the dark
(Université des Frères Mentouri Constantine, 2016-12-15)The objective of this work is to study the influence of measurement temperature on the electrical parameters of CZTS/ZnS hetero-junctionin in the dark. The device were fabricated using pneumatic spray pyrolysis technique, ... -
The hydrodynamic stability of laminar boundary layer flow along a horizontal plate with suction
(Université des Frères Mentouri Constantine, 2016-12-15)Hydrodynamic stability and transition problems of two dimensional laminar external flow over a flat plate with wall suction are studied numerically using thetemporal linear stability theory. The flow is assumed similar ... -
The exploitation of a local raw material dolomite to prepare magnesium phosphate cements
(Université des Frères Mentouri Constantine, 2016-12-15)Starting from a local raw material dolomite, phosphomagnesium cement which quickly hardened at room temperature was usefully prepared. Under controlled conditions dolomite was partially calcined, to obtain a mixture of ... -
The effect of ZnO additions on the porcelain mechanical properties
(Université des Frères Mentouri Constantine, 2016-12-15)Le but de ce travail est de fabriquer une porcelaine jouissant de propriétés mécaniques remarquables, à partir de matières premières locales. Afin d'améliorer les propriétés mécaniques des échantillons 3 ,5 en poids d‘oxydes ... -
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)
(Université des Frères Mentouri Constantine, 2016-12-15)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 ... -
Synthesis, spectroscopic characterization, and X-ray crystal structure of a novel 3D barium strontium oxalate
(Université des Frères Mentouri Constantine, 2016-12-15)Oxalate-based compounds have attracted much attention in many areas. Due to their low thermal stability they can be used as precursors of nanocrystalline oxides, e.g., pure BaTiO3 can be produced from the decomposition of ...
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