## Proceedings of the International School of Physics "Enrico Fermi.", Volume 62N. Zanichelli, 1976 - Nuclear physics |

### From inside the book

Results 1-3 of 57

Page 194

In order to describe more quantitatively the effect of J on the ratio II ,, we try to

look on deformation and

, for simplicity , as shown in Fig . 29. For a nucleus with no angular momentum

the ...

In order to describe more quantitatively the effect of J on the ratio II ,, we try to

look on deformation and

**rotational**energies in terms of one dimension parameter, for simplicity , as shown in Fig . 29. For a nucleus with no angular momentum

the ...

Page 199

The occurence of a fission whose axis of deformation is situated in the

plane of the compound nucleus is equally probable for any angle 0 , where O is

defined as the angle between the beam direction and the deformation axis .

The occurence of a fission whose axis of deformation is situated in the

**rotational**plane of the compound nucleus is equally probable for any angle 0 , where O is

defined as the angle between the beam direction and the deformation axis .

Page 200

Statistical theory may be applied if the

illustration only the states K = 0 were envisaged , so that all the fission fragments

were emitted in a plane perpendicular to J. Under these conditions all the ...

Statistical theory may be applied if the

**rotational**energy is large . In the precedingillustration only the states K = 0 were envisaged , so that all the fission fragments

were emitted in a plane perpendicular to J. Under these conditions all the ...

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### Contents

Introduction | 1 |

Generator coordinate DWBA for heavy ions | 8 |

Simple ideas on reaction mechanisms | 19 |

Copyright | |

44 other sections not shown

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### Common terms and phrases

angle angular distribution angular momentum approximation assumed average band barrier calculation channel cluster collision complete compound nucleus configurations consider core corresponding Coulomb coupling cross-section curve decay defined deformation depends described direct discussed distance effective elastic scattering emission emitted example excitation energy excitation function expected experimental experiments expression factor final fission fragments given gives Hamiltonian Hartree-Fock heavy ions higher integral interaction interesting internal level density levels mass matrix elements means measured mechanism neutron nuclear nucleons observed obtained operator optical orbital oscillator parameter particle Phys possible potential present probability projectile reaction region relative residual resonances respectively rotational scattering shape shell model shown simple single-particle space spectra spectrum structure surface theory tion transfer transition values wave function X-rays yrast