Güncel Gönderiler: Makale Koleksiyonu
Toplam kayıt 244, listelenen: 81-100
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Investigation of the neutron emission spectra of some deformed nuclei for (n,xn) reactions up to 26 MeV energy
(Indian Assoc Cultivation Science, 2011)In this study, neutron-emission spectra produced by (n,xn) reactions up to 26 MeV for some deformed target nuclei as (165)Ho, (181)Ta, (184)W, (232)Th and (238)U have been investigated. Also, the mean free path parameter's ... -
Crystal structure of caesium(I) hydrogen maleate, Cs(C4H3O4)
(Oldenbourg Verlag, 2010)C4H3CsO4, orthorhombic, Pnma (no 62), a = 5.597(2) angstrom, b = 8.775(1) angstrom, c = 12 572(2) angstrom, V = 617.4 angstrom 3, Z = 4, Rgt(F) = 0.029, wR(ref)(F-2) = 0080, T = 298 K. -
Investigation of Nucleon Mean Free Path Dependence in Tritium Emission Spectra Produced by Proton Induced Reactions at 62 MeV
(Springer, 2010)This study aims on the effect of nucleon mean free path on differential cross sections of tritium-emission spectra for (p, H-3) reactions on Al-27, Fe-54,Fe- 56, Y-89, Sn-120, Au-197, Pb-208 and Bi-209 induced by 62 MeV ... -
Neutron Emission Spectra of <SUP>104,105,106,108,110</SUP>Pd Isotopes for (p,xn) Reactions at 21.6 MeV Proton Incident Energy
(Springer, 2010)Palladium, which is a rare and lustrous silvery-white color from precious metals, plays important role in fusion-fission reactions and different fields of nuclear technology. In addition, it is used for not only cold fusion ... -
Improved Formula for (n,He-3) Fusion Reactions Cross Sections Using Optical Model
(Springer, 2010)Non-elastic cross-sections have been calculated by using optical model for (n, He-3) reactions at 14-15 MeV energy. The new empirical formula including optical model non-elastic effects by fitting two parameters for the ... -
New calculation for some ground state features of 40ca, 48ca 32s and 39k nuclei
(World Scientific Publ Co Pte Ltd, 2010)Some ground states features of S-32, K-39, Ca-40 and Ca-48 nuclei are investigated using the Hartree-Fock method with the Skyrme SKM* and SLy4 forces calculated in two different code implementations. The calculated total ... -
Excitation Functions of Some Neutron Production Targets on (d,2n) Reactions
(Springer, 2010)Deuterons are weakly bound nuclei which easily undergo break up reactions. This is well known at low energies, around 10 MeV, where deuteron beams have been used to produce neutrons very efficiently. These neutrons have a ... -
Investigation of the nuclear structure of the Be, Cr and Cu isotopes
(Pergamon-Elsevier Science Ltd, 2009)The Root-Mean-Square (RMS) nuclear charge, neutron and proton radii, charge, neutron and proton densities, neutron skin thickness and total binding energy per particle were calculated using the Hartree-Fock method with ... -
Level density parameter dependence of the fission cross sections of some subactinide nuclei induced by protons with the incident energy up to 250 MeV
(Pergamon-Elsevier Science Ltd, 2009)This study aims to show the dependence on the choice of the ratio of the level density parameters a(f) and a(n) corresponding to the saddle point of fission and equilibrium deformation of nucleus, respectively, of the ... -
A Systematic Study Of Equilibrium And Pre-Equilibrium (P, N) Reaction Mechanisms Cross-Sections At Intermediate Energies For 25 < A < 240 Target Nuclei
(World Scientific Publ Co Pte Ltd, 2009)In this present study, by using equilibrium and pre-equilibrium reaction mechanisms, the (p, n) cross-section values for some target (A = 25-240) nuclei were investigated in a range of 10-40 MeV incident energy. The ... -
The Finite-Size Scaling Study of the Specific Heat and the Binder Parameter of the Two-Dimensional Ising Model for the Fractals Obtained by Using the Model of Diffusion-Limited Aggregation
(Walter De Gruyter Gmbh, 2009)The two-dimensional Ising model with nearest-neighbour pair interactions is simulated oil the Creutz cellular automaton by using the finite-size lattices with the linear dimensions L = 80, 120, 160, and 200. The temperature ... -
Investigation of neutron skin effect with density dependence by using a new calculation method for initial exciton numbers on pre-equilibrium reactions
(Iop Publishing Ltd, 2009)In this study, we investigated the pre-equilibrium effect by using a new evaluated geometry-dependent hybrid model and a neutron skin effect with density dependence for the (204,206,207)Pb(p, xn) reaction at 25.5MeV incident ... -
The Study of (n,d) Reaction Cross Sections for New Evaluated Semi-Empirical Formula Using Optical Model
(Springer, 2009)Nuclear fusion can be one of the most attractive sources of energy from the viewpoint of safety and minimal environmental impact. The neutron scattering cross sections data have a critical importance on fusion reactor (and ... -
Poly[μ-aqua-diaqua(μ2-pyrazine-2,3-dicarboxylato)dilithium(I)]
(Wiley-Blackwell, 2009)The asymmetric unit of the title compound, [Li-2(C6H2N2O4)(H2O)(3)](n), consists of two independent Li+ cations, one pyrazine-2,3-dicarboxylate dianion and three water molecules. One of the Li+ cations has a distorted ... -
EPR study of γ-irradiated N-hydroxysuccinimide
(Taylor & Francis Ltd, 2008)The electron paramagnetic resonance of gamma-irradiated single crystal of N-hydroxysuccinimide has been studied for different orientations of the crystals in a magnetic field. The radicals produced by gamma-irradiation ... -
Effective mass Schrodinger equation for exactly solvable class of one-dimensional potentials
(Springer, 2008)We deal with the exact solutions of Schrodinger equation characterized by position-dependent effective mass via point canonical transformations. The Morse, Poschl-Teller, and Hulthen type potentials are considered, ... -
Micro-structural analysis of self-accommodating martensites in Cu-11.92 wt%Al-3.78 wt%Ni shape memory alloy
(Elsevier Science Sa, 2008)Morphologies and configurations of the self-accommodating martensites in Cu-11.92 wt%Al-3.78wt%Ni shape memory alloy were studied by means of scanning electron microscopy (SEM) and transmission electron microscopy (TEM). ... -
Poly[diaqua(μ2-3-carboxypyrazine2-carboxylato)(μ2-pyrazine-2,3-dicarboxylic acid)potassium(I)]
(Blackwell Publishing, 2008)The structural unit of the title compound, [K(C6H3N2O4)(C6H4N2O4)(H2O)(2)](n), consists of one potassium cation, one hydrogen pyrazine-2,3-dicarboxylate anion, one pyrazine-2,3dicarboxylic acid molecule and two water ... -
Dimethylammonium bis(3-oxido-naphthalene-2-carboxylato)borate hemihydrate
(Wiley-Blackwell, 2008)The title compound, C2H8N+center dot C(22)H(12)BO6(-)center dot 0.5H(2)O, was synthesized under atmospheric conditions in the presence of dimethylformamide acting as a template. The structure is composed of [NH2(CH3)2](+) ... -
Investigation of the properties of the nuclei used on the new generation reactor technology systems
(Pergamon-Elsevier Science Ltd, 2008)The main application fields of the fast neutrons are accelerator-driven subcritical systems (ADS) and fusion-fission (hybrid) reactor systems for fission energy production. Thorium (Th) and uranium (U) are nuclear fuels ...