Since the discovery of the halo nucleus I'Li in 1985,halo phenomena in exotic nuclei have always been an important frontier in nuclear physics research.The relativistic density functional theory has achieved great...Since the discovery of the halo nucleus I'Li in 1985,halo phenomena in exotic nuclei have always been an important frontier in nuclear physics research.The relativistic density functional theory has achieved great success inthestudyofhalonucleg,theself-consistent description ofhalonucleusLiandthe microscopic predic tion of deformed halo nuclei.This paper introduces some recent progresses based on the deformed relativistic Hartree-Bogoliubov theory in continuum(DRHBc)and the triaxial relativistic Hartree-Bogoliubov theory in continum(TRHBc).A microscopic and self-consistent description of the deformed halo nucleus 37Mg,including its small one-neutron separation energy,large root-mean-square radius,diffuse density distribution,and p-wave components for the halo neutron,has been achieved by the DRHBc theory.The DRHBc theory has also predicted a deformed neutron halo and the collapse oftheN=28 shll closureintherecently discovered isotope39NaThe TRHBc theory has been newly developed and applied to the aluminum isotopic chain.The heaviest odd-odd 42AI has been predicted as a triaxial halo nucleus with a novel shape decoupling between its core and halo at the triaxial level.展开更多
文摘Since the discovery of the halo nucleus I'Li in 1985,halo phenomena in exotic nuclei have always been an important frontier in nuclear physics research.The relativistic density functional theory has achieved great success inthestudyofhalonucleg,theself-consistent description ofhalonucleusLiandthe microscopic predic tion of deformed halo nuclei.This paper introduces some recent progresses based on the deformed relativistic Hartree-Bogoliubov theory in continuum(DRHBc)and the triaxial relativistic Hartree-Bogoliubov theory in continum(TRHBc).A microscopic and self-consistent description of the deformed halo nucleus 37Mg,including its small one-neutron separation energy,large root-mean-square radius,diffuse density distribution,and p-wave components for the halo neutron,has been achieved by the DRHBc theory.The DRHBc theory has also predicted a deformed neutron halo and the collapse oftheN=28 shll closureintherecently discovered isotope39NaThe TRHBc theory has been newly developed and applied to the aluminum isotopic chain.The heaviest odd-odd 42AI has been predicted as a triaxial halo nucleus with a novel shape decoupling between its core and halo at the triaxial level.
