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

### From inside the book

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Page 160

... (m”) and hence o'- - If the

level density is given by o(E*, N, Z) J2 (J -- 1)* (37) o(E*, N, Z, J) = *...*{op |-|- exps

- 20? | - The term in the bracket can be written (J.-H. )* J.-- # — J–# exps- 202 exp

...

... (m”) and hence o'- - If the

**relation**(35) is expressed in terms of (36), then thelevel density is given by o(E*, N, Z) J2 (J -- 1)* (37) o(E*, N, Z, J) = *...*{op |-|- exps

- 20? | - The term in the bracket can be written (J.-H. )* J.-- # — J–# exps- 202 exp

...

Page 164

The result is the

T” – To4t V(g/2)(6/gov%) Eit of the standard form and a similar one for a proton

model, but with a modified excitation energy E., given by d, d g,\* , g, d, ...

The result is the

**relation**for a neutron model exp [2g(v*/6) E.] o(E*, g, Ö, m) = −t, “T” – To4t V(g/2)(6/gov%) Eit of the standard form and a similar one for a proton

model, but with a modified excitation energy E., given by d, d g,\* , g, d, ...

Page 203

There is a close

for de-excitation. If this time becomes shorter than the period of revolution of a

nucleus, the main characteristics that were pointed our earlier cannot be

observed, ...

There is a close

**relation**between the excitation energy and the time necessaryfor de-excitation. If this time becomes shorter than the period of revolution of a

nucleus, the main characteristics that were pointed our earlier cannot be

observed, ...

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### Contents

Gruppo fotografico dei partecipanti al Corso fuori testo | 1 |

Simple ideas on reaction mechanisms | 19 |

B BUCK Nuclearstructure information from severalnucleon | 29 |

Copyright | |

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### Common terms and phrases

alpha amplitude angle angular distribution angular momentum approximation C+*C calculation centre-of-mass co-ordinates collision compound nucleus configurations continuum core corresponding Coulomb barrier coupling cross-section curve decay deformation DWBA effective eigenstates elastic scattering emission excitation energy excitation functions exit channel experimental fission form factor fragments gamma-rays ground-state Hamiltonian Hartree-Fock heavy ions heavy-ion high-spin incident energy isospin isotopes kinetic energy Lett level density mass matrix elements measured molecular moment of inertia neutron Nucl nuclear nuclei nucleons observed obtained operator optical potential orbits oscillator parameter particle peak Phys projectile proton quadrupole quasi-atom quasi-bound region renormalization residual interaction resonances rotational band shell model shown in Fig shows single-particle spectra spectroscopic spectrum spherical spherical-shell model spin structure sudden approximation target tion transfer reactions transition two-proton transfer values wave function width X-rays Y-ray yrast