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Prog. Theor. Phys. Vol. 53 No. 4 (1975) pp. 1022-1041

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Microscopic Study of 16O-16O Interaction by the Resonating Group Method

Akihiro Tohsaki, Fumiya Tanabe* and Ryozo Tamagaki**

Faculty of Textile Science and Technology, Shinshu University, Ueda
*Research Institute for Fundamental Physics, Kyoto University, Kyoto
**Department of Physics, Kyoto University, Kyoto

(Received October 26, 1974)

Abstract:

A new method for constructing the kernels of the resonating group formulation in analytic way is presented in the 16O+16O system, where the harmonic oscillator (0s)4 (0p)12 configuration is assumed for the 16O ground state. The real phase shifts calculated from a simple effective two-nucleon potential are compared with those given by the phenomenological potential. The predicted resonance energies as well as the energy eigenvalues obtained in the bound-state approximation show the rotational feature similar to the energy surfaces given by the generator coordinate method. The behavior of the relative wave functions shows that the 16O-16O interaction is characterized by the following three regions: In the innermost region (relative distance r \lesssim3.8 fm) the inner oscillation is completely demped due to the dominance of the Pauli principle, in the outermost region (r \gtrsim5 fm) related to a few important surface partial waves the potential picture is valid and in the intermediate region (3.8 \lesssimr \lesssim5 fm) the effects of nuclear forces and the Pauli principle equally play important roles.


URL : http://ptp.ipap.jp/link?PTP/53/1022/
DOI : 10.1143/PTP.53.1022

[ Full Text PDF : FREE ACCESS (1579K) ] Citation:


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