Ara
Toplam kayıt 22, listelenen: 1-10
The equilibrium and preequilibrium neutron-emission spectra of some structural fusion materials for (n, xn) reactions up to 16 MeV energy
(Maik Nauka/Interperiodica/Springer, 2009)
In this study, neutron-emission spectra produced by (n, xn) reactions for some structural fusion materials as (27)Al, (51)V, (52)Cr, (55)Mn, and (56)Fe have been investigated by a neutron beam up to 16 MeV. Multiple ...
New calculations of cyclotron production cross sections of some positron emitting radioisotopes in proton induced reactions
(Indian Assoc Cultivation Science, 2009)
In this study, new calculations on the excitation functions of C-13(p,n)N-13, N-14(p,alpha)C-11, N-15(p,n)O-15, O-16(p,alpha)N-13, O-18(p,n)F-18, Ni-62(p,n)Cu-62, Zn-68(p,n)Ga-68 and Ge-72(p,n)As-72 reactions have been ...
Application of asymmetry depending empirical formulas for (p,n alpha) reaction cross-sections at 24.8 and 28.5 MeV incident energies
(Pergamon-Elsevier Science Ltd, 2009)
In this study, we have investigated the asymmetry term effect for the (p,n alpha) reaction cross-sections and we have obtained new coefficients for the (p,n alpha) reactions at 24.8 and 28.5 MeV energies. We have suggested ...
Equilibrium and pre-equilibrium emissions in proton-induced reactions on Tl-203,Tl-205
(Indian Acad Sciences, 2009)
In this study, the excitation functions for the reactions Tl-203(p, n)Pb-203, Tl-205(p, 3n)Pb-203, Tl-203(p, 2n)Pb-202, Tl-205(p, 4n)Pb-202, Tl-203(p, 3n)Pb-201, Tl-205(p, 5n)Pb-201, Tl-203(p, 4n)Pb-200 and Tl-205(p, ...
Spallation neutron emission spectra in medium and heavy target nuclei by a proton beam up to 140 MeV energy
(Pergamon-Elsevier Science Ltd, 2009)
In this study, neutron-emission spectra produced by (pxn) reactions for some spallation neutron target nuclei such as (65)Cu, (204.206.207.208)Pb, (209)Bi, (232)Th and (238)U have been calculated by a proton beam up to 140 ...
New calculation method for initial exciton numbers on nucleon induced pre-equilibrium reactions
(Amer Physical Soc, 2008)
In this study, we investigate the pre-equilibrium effect by using new evaluated geometry dependent hybrid model for the 208 Ph (p, xn) reaction at 25.5 and 62.9 MeV incident proton energies. We also suggest that the initial ...
New calculations of excitation functions of some positron emitting and single photon emitting radioisotopes
(Carl Hanser Verlag, 2008)
In this study, new calculations of the excitation functions of (56)Fe(p,2n)(55)Co, (58)Fe(p,2n)(57)Co, (60)Ni(pn)(60)Ca, (62)Ni(p,2n)(61)Cu, (68)Zn (p,2n)(67)Ga, (72)Ge(p,n)(72)As, (82)Kr(p,2n)(81)Rb, (124)Xe(p,2n)(123)Cs, ...
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 ...
Theoretical cross sections of Bi-209, Th-232, U-235 and U-238 on deuteron-induced reactions
(Pergamon-Elsevier Science Ltd, 2010)
There are many application fields for fast neutrons. The main application fields of the fast neutrons are accelerator-driven sub-critical systems (ADS) and fusion-fission (hybrid) reactor systems for fission energy production. ...
Investigation of coulomb and pairing effects using new developed empirical formulas for proton-induced reaction cross sections
(Maik Nauka/Interperiodica/Springer, 2010)
We have investigated Coulomb and pairing effects by using new empirical formulas including the new coefficients for (p, alpha) at 17.9 MeV, (p, np) at 22.3 MeV, and (p, n alpha) at 24.8 and 28.5 MeV energies. A new formula ...