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

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Page 3

Some Aspects of

Some Aspects of

**Rotational**Motion . A. BOHR The Niels Bohr Institute and Nordita - Copenhagen**Rotational**motion in nuclei is a very extensive subject . Indeed , this mode of excitation , characterized by its many simple quantitative ...Page 5

The eigenvalue of Sis denoted by s . Deformations may also occur in other dimensions , such as isospace or the gauge space associated with the pairing . One then obtains

The eigenvalue of Sis denoted by s . Deformations may also occur in other dimensions , such as isospace or the gauge space associated with the pairing . One then obtains

**rotational**spectra extending into these spaces , where isospin and ...Page 22

( We shall return later to the competition between pairing and

( We shall return later to the competition between pairing and

**rotational**alignment . ) Other orbits in fig . 7 are much less affected by the rotation and retain the r - doublet degeneracy up to quite large values of wrot .### What people are saying - Write a review

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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 | |

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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