Formulae of proton and neutron boson structure functions(BSF's)are deduced in terms of a microscopic approach of sdgIBM(namely,microscopic sdgIBM).For the nucleus^(190)Os,the value of BSF's is worked out.Due t...Formulae of proton and neutron boson structure functions(BSF's)are deduced in terms of a microscopic approach of sdgIBM(namely,microscopic sdgIBM).For the nucleus^(190)Os,the value of BSF's is worked out.Due to the high similarity,the maximum F-spin truncation is made under the full-symmetry approximation.Thereafter,calculations of E2 and E4 transition charge densities(TCD's)are performed in the sdgIBM-1.It is found that the E2 and E4 TCD's can be reproduced quite satisfactorily in the uniform frame of microscopic sdgIBM-1.展开更多
From the shell model configurations, valence nucleon effective interactions and fermion E2 transition operator, the sdgIBM-1 Hamiltonian and boson E2 transition operator are derived micoscopically with the help of Dys...From the shell model configurations, valence nucleon effective interactions and fermion E2 transition operator, the sdgIBM-1 Hamiltonian and boson E2 transition operator are derived micoscopically with the help of Dyson boson expansion technique. Spectra and reduced E2 matriX elements are calculated for the 192,190,188Os isotopes. Present theoritical results fit experimental data quite well.展开更多
文摘Formulae of proton and neutron boson structure functions(BSF's)are deduced in terms of a microscopic approach of sdgIBM(namely,microscopic sdgIBM).For the nucleus^(190)Os,the value of BSF's is worked out.Due to the high similarity,the maximum F-spin truncation is made under the full-symmetry approximation.Thereafter,calculations of E2 and E4 transition charge densities(TCD's)are performed in the sdgIBM-1.It is found that the E2 and E4 TCD's can be reproduced quite satisfactorily in the uniform frame of microscopic sdgIBM-1.
文摘From the shell model configurations, valence nucleon effective interactions and fermion E2 transition operator, the sdgIBM-1 Hamiltonian and boson E2 transition operator are derived micoscopically with the help of Dyson boson expansion technique. Spectra and reduced E2 matriX elements are calculated for the 192,190,188Os isotopes. Present theoritical results fit experimental data quite well.
