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

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Results 1-3 of 30

Page 9

Then one reduces X, , ..., X, into N, -1 internal co-ordinates 31, ..., 34-, and a

-ordinates m, , ..., m_1 and a

internal ...

Then one reduces X, , ..., X, into N, -1 internal co-ordinates 31, ..., 34-, and a

**centre-of-mass**co-ordinate R, for A. In the same way one defines N, -1 internal co-ordinates m, , ..., m_1 and a

**centre-of-mass**R, co-ordinate for b, and N – 1internal ...

Page 50

the

nuclear surface. It is quite clear also that the sharply cut off nature of the

the

**centre-of-mass**wave function of the cluster is not appreciably peaked in thenuclear surface. It is quite clear also that the sharply cut off nature of the

**centre-of****-mass**oscillator function is not appropriate for describing states which decay by ...Page 434

Figure 3 shows spectra in the

in the reaction *Ar–H4"Th at 40° (i.e. near the grazing angle) and at 18°. The

coexistence of quasi-elastic and deep inelastic processes at 40° is clearly shown.

Figure 3 shows spectra in the

**centre-of-mass**system for a given isotope emittedin the reaction *Ar–H4"Th at 40° (i.e. near the grazing angle) and at 18°. The

coexistence of quasi-elastic and deep inelastic processes at 40° is clearly shown.

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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 | |

39 other sections not shown

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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