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Related papers: Hyperon halo structure of C and B isotopes

200 papers

The study of highly charged electronic and muonic hydrogen-like ions, provides an intriguing way to probe the internal structure of their atomic nuclei. In this work, we use nuclear structure calculations to accurately calculate the…

The coordinate-space Hartree-Fock-Bogoliubov (HFB) approach with quasiparticle blocking has been applied to study the odd-A weakly bound nuclei $^{17,19}$B and $^{37}$Mg, in which halo structures have been reported in experiments. The…

Nuclear Theory · Physics 2015-06-16 Xueyu Xiong , Junchen Pei , Yinu Zhang , Yi Zhu

Paring correlations in weakly bound halo nuclei $^{6}$He and $^{11}$Li are studied by using a three-body model with a density-dependent contact interaction. We investigate the spatial structure of two-neutron wave function in a Borromean…

Nuclear Experiment · Physics 2007-09-11 H. Sagawa , K. Hagino

The analysis method proposed in Ref. \cite{rotival07a} is applied to characterize halo properties in finite many-fermion systems. First, the versatility of the method is highlighted by applying it to light and medium-mass nuclei as well as…

Nuclear Theory · Physics 2013-05-29 V. Rotival , K. Bennaceur , T. Duguet

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…

Nuclear Theory · Physics 2026-04-02 Hiroyuki Sagawa , Xiao Lu , Shan-Gui Zhou

The role of the inversion of the $p$ and $f$ shell-model orbits in the emergence of halo structures in the ground states of neutron-rich $^{34,37,39}$Na is investigated. Families of two- and three-body models are constructed with effective…

Nuclear Theory · Physics 2025-12-30 Jagjit Singh , J. Casal , L. Fortunato , N. R. Walet

We investigate the electric dipole response of $^{34}$Na, a probable $p$-wave one-neutron halo nucleus, lying in the "island of inversion" and having a deformed structure. We use a semi-analytic approach to probe the dipole response and…

Nuclear Theory · Physics 2021-08-11 Manju , Jagjit Singh , Shubhchintak , R. Chatterjee

The universal properties and structure of halo nuclei composed of two neutrons (2n) and a core are investigated within an effective quantum mechanics framework. We construct an effective interaction potential that exploits the separation of…

Nuclear Theory · Physics 2008-11-26 David L. Canham , H. -W. Hammer

The BCS and HFB theories which can accommodate the pairing correlations in the ground states of atomic nuclei are presented. As an application of the pairing theories, we investigate the spatial extension of weakly bound Ne and C isotopes…

Nuclear Theory · Physics 2015-06-12 H. Sagawa , K. Hagino

It is observed that interstitial hydrogen nucleii on a metallic lattice are strongly coupled to their near neighbours by the unscreened electromagnetic field mediating transitions between low-lying states. It is shown that the dominant…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 J. S. Brown

The structure and $B(E1)$ transition strength of $^{19}$B are investigated in a $^{17}\text{B}+n+n$ model, triggered by a recent experiment showing that $^{19}$B exhibits a well pronounced two-neutron halo structure. Preliminary analysis of…

Nuclear Theory · Physics 2020-12-02 J. Casal , E. Garrido

We have investigated the heaviest one-neutron halo candidate C-19 nucleus. Few-body model calculations of cross section angular distributions for the C-19(p,d)C-18 reaction, together with the test calculations carried out for the…

Nuclear Theory · Physics 2009-11-07 Bulent Gonul , Mustafa Yilmaz

We present an ab initio study of the one-neutron halo nucleus $^{11}$Be using nuclear lattice effective field theory with high-fidelity chiral interactions at N3LO. By employing the wavefunction matching method to mitigate the sign problem…

Nuclear Theory · Physics 2026-03-12 Shihang Shen , Serdar Elhatisari , Dean Lee , Ulf-G. Meißner , Zhengxue Ren

We apply the Gamow shell model to study $^{25-31}$F isotopes. As both inter-nucleon correlations and continuum coupling are properly treated therein, the structure shape of $^{31}$F at large distance can be analyzed precisely. For this,…

Nuclear Theory · Physics 2020-03-18 N. Michel , J. G. Li , F. R. Xu , W. Zuo

We investigate emergence of halos and Efimov states in nuclei by use of a newly designed model which combines self-consistent mean-field and three-body descriptions. Recent interest in neutron heavy calcium isotopes makes $^{72}$Ca…

Nuclear Theory · Physics 2018-02-07 D. Hove , E. Garrido , P. Sarriguren , D. V. Fedorov , H. O. U. Fynbo , A. S. Jensen , N. T. Zinner

The quasiparticle finite amplitude method based on the deformed relativistic Hartree-Bogoliubov theory in continuum has been developed for the noncharge-exchange multipole response. Taking neutron-rich magnesium isotopes as examples, the…

Nuclear Theory · Physics 2026-02-17 X. F. Jiang , Z. Z. Li , X. W. Sun , J. Meng

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…

Nuclear Theory · Physics 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

Nuclei with large neutron-to-proton ratios have neutron skins, which manifest themselves in an excess of neutrons at distances greater than the radius of the proton distribution. In addition, some drip-line nuclei develop very extended halo…

Nuclear Theory · Physics 2009-10-31 S. Mizutori , J. Dobaczewski , G. A. Lalazissis , W. Nazarewicz , P. -G. Reinhard

Within the relativistic Hartree-Fock-Bogoliubov (RHFB) theory, the structure properties of Carbon isotopes are systematically studied. In order to reproduce the experiment data, we take the finite-range Gogny D1S with a strength factor $f$…

Nuclear Theory · Physics 2019-04-24 Xiao Li Lu , Bao Yuan Sun , Wen Hui Long

We extend our Skyrme-Hartree-Fock (SHF) approach, which was used earlier to describe successfully the single-$\Lambda$ hypernuclei, to investigate the binding and the $\Lambda \Lambda$ bond energies of the double-$\Lambda$ hypernuclei. The…

Nuclear Theory · Physics 2014-06-09 Neelam Guleria , Shashi K. Dhiman , Radhey Shyam