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

### From inside the book

Results 1-3 of 90

Page 4

If the

specify the orientation of the system uniquely , and the rotational degrees of

freedom are correspondingly reduced . The rotations that leave the

If the

**deformation**is invariant under some rotations , it is no longer possible tospecify the orientation of the system uniquely , and the rotational degrees of

freedom are correspondingly reduced . The rotations that leave the

**deformation**...Page 5

They can be extended to

subgroup of the full rotation group . ... For example , an axially symmetric

to S = RP ...

They can be extended to

**deformations**that are invariant with respect to anysubgroup of the full rotation group . ... For example , an axially symmetric

**deformation**with an octupole component ( pear shape ) is invariant with respectto S = RP ...

Page 198

This behavior of the

a given nucleon number the shell structure causes an oscillation in the total

binding energy as the

...

This behavior of the

**deformation**can be understood as a simple shell effect . Fora given nucleon number the shell structure causes an oscillation in the total

binding energy as the

**deformation**is increased , giving rise to shell ( stable ) and...

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### Contents

A BOHR Some aspects of rotational motion | 3 |

B R MOTTELSON Elementary excitations in the nucleus | 42 |

R BÉs and R A BROGLIA Nuclear superfluidity | 55 |

Copyright | |

28 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 considered 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 moments motion neutron Nucl nuclear nuclei nucleons observed obtained operator orbits oscillator pairing parameters particle particular peak Phys physical possible potential predictions present processes protons 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 structure surface symmetry theory tion transfer transition values vibrational wave functions