## Proceedings of the International School of Physics "Enrico Fermi.", Volume 69N. Zanichelli, 1977 - Nuclear physics |

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Page 140

In the nuclear - fission process one

variables [ 3 ] . ... introduce dissipation and dispersion in the description in terms

of collective variables , if we are going to

dependent ...

In the nuclear - fission process one

**describes**things in terms of two or threevariables [ 3 ] . ... introduce dissipation and dispersion in the description in terms

of collective variables , if we are going to

**describe**the process as a time -dependent ...

Page 141

What makes one think it is possible to

complicated as a reaction between two nuclei which have a high total energy ?

The answer to this question may be in the generalization to time - dependent

mean fields ...

What makes one think it is possible to

**describe**in this way something ascomplicated as a reaction between two nuclei which have a high total energy ?

The answer to this question may be in the generalization to time - dependent

mean fields ...

Page 282

The collective model is often used to

= 0 inelastic scattering ; the strength of a transition is then measured by a «

deformation parameter » Bc . If the Bu is taken to be proportional to the mass ...

The collective model is often used to

**describe**isoscalar electric transitions and S= 0 inelastic scattering ; the strength of a transition is then measured by a «

deformation parameter » Bc . If the Bu is taken to be proportional to the mass ...

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### Contents

Rotational degrees of freedom Deformation and | 3 |

86 | 8 |

the framework of a course such as the present The topics selected by | 10 |

Copyright | |

41 other sections not shown

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### Common terms and phrases

addition angular momentum appears approximation associated backbending band calculated closed collective compared comparison components configurations consider contributions corresponding coupling cross-sections deformation density dependence describe determined discussed distribution effects electron equations estimate evidence example excitation energy expected experiment experimental expression fact factor field given gives ground Hamiltonian hole included increase indicate inertia interaction Lett levels limit mass matrix elements measured modes motion neutron Nucl nuclear nuclei nucleons observed obtained operator orbits oscillator pairing parameters particle particular peak Phys physical possible potential predictions present processes proton quadrupole reaction region relation relative resonance respect rotational rule scattering seen shape shell model shown in fig shows simple single single-particle space spectra spectrum strength strong structure surface symmetry theory tion transfer transition values vibrational wave functions