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相关论文: Possible neutron halo in triaxial nucleus 42Al

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A triaxial relativistic Hartree-Bogoliubov theory in continuum (TRHBc) has been developed to incorporate triaxial deformation, pairing correlations, and continuum effects in a fully microscopic and self-consistent way, aiming for a reliable…

核理论 · 物理学 2025-09-30 Kaiyuan Zhang , Shuangquan Zhang , Jie Meng

Microscopic description of one neutron ($1n$) halo candidates $^{40,42}$Al, with particular triaxial shape, is presented by combining the triaxial relativistic Hartree-Bogoliubov theory in continuum (TRHBc) with the Glauber reaction model…

核理论 · 物理学 2026-04-02 Jia-Lin An , Shi-Sheng Zhang , Kaiyuan Zhang

Possible deformed neutron halos in silicon isotopes are investigated from both structure and reaction perspectives using the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc) combined with the Glauber model. The…

核理论 · 物理学 2026-04-03 C. Pan , J. L. An , P. Ring , X. H. Wu , P. Papakonstantinou , M. -H. Mun , Y. Kim , S. S. Zhang , K. Y. Zhang

The year 2025 marks the 40th anniversary of the discovery of halo nuclei and the 15th anniversary of the development of the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc). In this work, we present the first DRHBc…

核理论 · 物理学 2025-10-14 K. Y. Zhang , X. X. Lu

Halo phenomena have long been an important frontier in both experimental and theoretical nuclear physics. $^{37}$Mg was identified as a halo nucleus in 2014 and remains the heaviest nuclear halo system to date. While the halo phenomenon in…

核理论 · 物理学 2023-08-10 K. Y. Zhang , S. Q. Yang , J. L. An , S. S. Zhang , P. Papakonstantinou , M. -H. Mun , Y. Kim , H. Yan

In this contribution we present some recent results about neutron halos in deformed nuclei. A deformed relativistic Hartree-Bogoliubov theory in continuum has been developed and the halo phenomenon in deformed weakly bound nuclei is…

核理论 · 物理学 2012-11-07 Lulu Li , Jie Meng , P. Ring , En-Guang Zhao , Shan-Gui Zhou

A deformed relativistic Hartree-Bogoliubov theory in continuum has been developed for the study of neutron halos in deformed nuclei and the halo phenomenon in deformed weakly bound nuclei is investigated. Magnesium and neon isotopes are…

核理论 · 物理学 2013-05-16 Lulu Li , Jie Meng , P. Ring , En-Guang Zhao , Shan-Gui Zhou

A deformed relativistic Hartree Bogoliubov (RHB) theory in continuum is developed aiming at a proper description of exotic nuclei, particularly those with a large spatial extension. In order to give an adequate consideration of both the…

核理论 · 物理学 2012-02-23 Lulu Li , Jie Meng , P. Ring , En-Guang Zhao , Shan-Gui Zhou

Halo phenomena in deformed nuclei are investigated within a deformed relativistic Hartree Bogoliubov (DRHB) theory. These weakly bound quantum systems present interesting examples for the study of the interdependence between the deformation…

核理论 · 物理学 2014-11-20 Shan-Gui Zhou , Jie Meng , P. Ring , En-Guang Zhao

We present a systematic study of halo characteristics in the neutron-rich isotopes 28-32Ne within the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc). Microscopic density distributions are analyzed in coordinate space,…

核理论 · 物理学 2026-04-07 Heesung Kwon , Kyoungsu Heo , Seonghyun Kim , Eunja Ha , Myung-Ki Cheoun

Inspired by the recent debate as to whether the proton drip-line nucleus 22Al demonstrates a halo structure in its ground state and in order to assess such a possibility, we have analyzed theoretical results obtained within the relativistic…

核理论 · 物理学 2025-01-15 Panagiota Papakonstantinou , Myeonghwan Mun , Cong Pan , Kaiyuan Zhang

Based on the point-coupling density functional, the time-odd deformed relativistic Hartree-Bogoliubov theory in continuum (TODRHBc) is developed. Then the effects of nuclear magnetism on halo phenomenon are explored by taking the…

核理论 · 物理学 2024-03-07 Cong Pan , Kaiyuan Zhang , Shuangquan Zhang

We study deformed neutron halo nuclei in the mass region $40 < A < 90$ and their soft electric dipole ($E1$) excitations based on the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc). Three candidates, $^{43}$Si,…

核理论 · 物理学 2026-05-20 Xiao Lu , Cong Pan , Hiroyuki Sagawa , Xiang-Xiang Sun , Shan-Gui Zhou

Halo phenomenon in deformed nuclei is studied by using a fully self-consistent deformed relativistic Hartree-Bogoliubov model in a spherical Woods-Saxon basis with the proper asymptotic behavior at large distance from the nuclear center.…

核理论 · 物理学 2015-03-17 Shan-Gui Zhou , Jie Meng , P. Ring , En-Guang Zhao

We revisit the proton emitter $^{149}$Lu utilizing the recently developed triaxial relativistic Hartree-Bogoliubov theory in continuum (TRHBc). By incorporating the microscopic nuclear structure properties from the TRHBc theory into the WKB…

核理论 · 物理学 2024-06-17 Qi Lu , Kai-Yuan Zhang , Shi-Sheng Zhang

We study the exotic deformed nucleus $^{31}$Ne using an approach that combines self-consistent structure and reaction theory. We utilize the fully-relativistic, microscopic deformed Hartree-Bogoliubov theory in continuum (DRHBc) to…

核理论 · 物理学 2021-09-09 Shi-Yi Zhong , Shi-Sheng Zhang , Xiang-Xiang Sun , Michael S. Smith

The Relativistic Hartree Bogoliubov (RHB) model is applied in the self-consistent mean-field approximation to the description of the neutron halo in the mass region above the s-d shell. Pairing correlations and the coupling to particle…

核理论 · 物理学 2009-02-11 W. Poeschl , D. Vretenar , G. A. Lalazissis , P. Ring

The two-neutron halo nucleus 14Be has been investigated in a kinematically complete measurement of the fragments (12Be and neutrons) produced in dissociation at 35 MeV/nucleon on C and Pb targets. Two-neutron removal cross-sections, neutron…

In this contribution to the Halo-40 Proceedings, we discuss two topics regarding halo phenomena: The first is the pairing anti-halo effect on the neutron radius of halo nuclei and its restoration due to the coupling to the continuum; the…

核理论 · 物理学 2026-04-02 Hiroyuki Sagawa , Xiao Lu , Shan-Gui Zhou

The interaction cross sections for $^A Na + ^{12}C$ reaction are calculated using Glauber model. The continuum Hartree-Bogoliubov theory has been generalized to treat the odd particle system and take the continuum into account. The theory…

核理论 · 物理学 2009-10-31 J. Meng , I. Tanihata , S. Yamaji
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