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Calculation of /sup 59/Co neutron cross sections between 3 and 50 MeV

Description: Knowledge of the /sup 59/Co(n,p), (n,..cap alpha..), and (n,xn) cross sections up to 50 MeV are necessary to satisfy priority dosimetry data needs of the FMIT facility. Since experimental data extend only to 25 MeV in the case of (n,xn) reactions (and lower energies for the others), these cross sections as well as those from competing reactions were calculated for neutron energies between 3 and 50 MeV. Neutron optical parameters were determined that were valid from several hundreds of keV to 50… more
Date: January 1, 1980
Creator: Arthur, E. D.; Young, P. G. & Matthes, W. K.
Partner: UNT Libraries Government Documents Department
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Complex fragment emission at low and high excitation energy

Description: Complex fragment emission has been certified as a compound nucleus process at low energies. An extension of the measurements to heavy ion reactions up to 50 MeV/u shows that most complex fragments are emitted by highly excited compound nuclei formed in incomplete fusion reactions. 12 refs., 26 figs.
Date: August 1, 1986
Creator: Moretto, Luciano G.
Partner: UNT Libraries Government Documents Department
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Systematics of pion double charge exchange

Description: Differential cross sections have been measured for pion-induced double-charge-exchange (DCX) reactions leading to double-isobaric-analog states (DIAS) and low-lying nonanalog states in the residual nuclei. A description of the experimental details and data analysis is presented. The experimentally observed systematics of reactions leading to DIAS, to nonanalog ground states, and to low-lying 2 states are described. Lowest-order optical-model calculations of DIAS DCX are compared to the data. Ef… more
Date: October 1, 1985
Creator: Gilman, R.A.
Partner: UNT Libraries Government Documents Department
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Resonating-group method for nuclear many-body problems

Description: The resonating-group method is a microscopic method which uses fully antisymmetric wave functions, treats correctly the motion of the total center of mass, and takes cluster correlation into consideration. In this review, the formulation of this method is discussed for various nuclear many-body problems, and a complex-generator-coordinate technique which has been employed to evaluate matrix elements required in resonating-group calculations is described. Several illustrative examples of bound-s… more
Date: January 1, 1977
Creator: Tang, Y. C.; LeMere, M. & Thompson, D. R.
Partner: UNT Libraries Government Documents Department
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