English
Related papers

Related papers: The $\Lambda\Lambda-\Xi N$ Coupling and the Bindin…

200 papers

We investigate $\Lambda\Lambda$ interaction dependence of the $\Lambda\Lambda$ intensity correlation in high-energy heavy-ion collisions. By analyzing the correlation data recently obtained by the STAR collaboration based on theoretically…

Nuclear Theory · Physics 2015-12-29 Akira Ohnishi , Kenji Morita , Takenori Furumoto

This letter reports the nucleon-nucleon($NN$) interaction obtained from multi-channel, including hidden color channels, coupling quark model calculation. The results show that the hidden color channels coupling provides the intermediate…

Nuclear Theory · Physics 2009-03-26 Fan Wang , Jialun Ping , Hongxia Huang

Superfluid $^{3}$He experiments show strong deviation from the weak-coupling limit of the Ginzburg-Landau theory, and this discrepancy grows with increasing pressure. Strong-coupling contributions to the quasiparticle interactions are known…

Superconductivity · Physics 2009-11-11 H. Choi , J. P. Davis , J. Pollanen , T. M. Haard , W. P. Halperin

In the framework of $RGM$, the binding energy of the six quark system with strangeness s=-5 is systematically investigated under the SU(3) chiral constituent quark model. The single $\Xi^*\Omega$ channel calculation with spins S=0 and 3 and…

Nuclear Theory · Physics 2009-10-31 Q. B. Li , P. N. Shen

We use high-resolution simulations of large-scale structure formation to analyze the effects of interacting dark matter and dark energy on the evolution of the halo mass function. Using a chi-square likelihood analysis, we find significant…

Astrophysics · Physics 2009-11-13 P. M. Sutter , P. M. Ricker

The separation energies of the isospin triplet $^7_\Lambda\mathrm{He}$, $^7_\Lambda \mathrm{Li^{*}}$, $^7_\Lambda$Be, and the $T=1/2$ doublet $^8_\Lambda$Li, $^8_\Lambda$Be are investigated within the no-core shell model. Calculations are…

Nuclear Theory · Physics 2023-03-08 Hoai Le , Johann Haidenbauer , Ulf-G. Meißner , Andreas Nogga

The $\Lambda p$ interaction close to the $\Sigma N$ threshold is considered. Specifically, the pronounced structure seen in production reactions like $K^-d \to \pi^- \Lambda p$ and $pp\to K^+ \Lambda p$ around the $\Sigma N$ threshold is…

Nuclear Experiment · Physics 2015-06-12 H. Machner , J. Haidenbauer , F. Hinterberger , A. Magiera , J. A. Niskanen , J. Ritman , R. Siudak

Spectroscopy of excited baryons with strangeness $S=-2$ is stimulated by recent experimental developments. Here we focus on the $\Xi(1620)$ which locates close to the $\bar{K}\Lambda$ threshold. To take into account the threshold effects,…

High Energy Physics - Phenomenology · Physics 2022-11-30 Takuma Nishibuchi , Tetsuo Hyodo

The meson-baryon interaction in s-wave in the strangeness S=-1 sector has been studied, employing a chiral SU(3) Lagrangian up to next-to-leading order (NLO) and implementing unitarization in coupled channels. The parameters of the…

Nuclear Theory · Physics 2015-05-27 A. Feijoo , V. K. Magas , A. Ramos

We perform an analysis of a binding energy difference called delta V_{pn}(N,Z) =- 1/4(E(Z,N)-E(Z,N-2)-E(Z-2,N)+ E(Z-2,N-2) in the framework of a realistic nuclear model. Using the angular-momentum and particle-number projected generator…

Nuclear Theory · Physics 2011-07-05 Michael Bender , Paul-Henri Heenen

It has been shown experimentally that the $^6$Li nucleus shrinks by adding a $\Lambda$ particle while its spectrum is also compressed. We discuss the compatibility of these two effects, contrasting also with a relation between the shrinkage…

Nuclear Theory · Physics 2015-06-03 K. Hagino , T. Koike

The Lambda(1405) baryon resonance plays an outstanding role in various aspects in hadron and nuclear physics. It has been considered that the Lambda(1405) resonance is generated by the attractive interaction of the antikaon and the nucleon,…

Nuclear Theory · Physics 2011-11-11 Tetsuo Hyodo , Daisuke Jido

We show that, in $\nu_\mu N\to \mu^-\Lambda X$ at the NOMAD energies, it is impossible to separate the products of the fragmentation of the struck quark from those of the nucleon remnant. The latter has a large contribution even in the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Zuo-tang Liang , Chun-xiu Liu

A phenomenological model for the Kbar N --> K Xi reaction is suggested. The model includes s and u channel exchanges by Lambda, Sigma, Sigma(1385), and Lambda(1520) and s channel exchanges by above-threshold hyperonic resonances. Explicit…

Nuclear Theory · Physics 2011-10-20 D. A. Sharov , V. L. Korotkikh , D. E. Lanskoy

The octet meson and baryon interaction with strangeness $S=-1$ is studied fully relativistically with chiral Lagrangian. In this work, a Bethe-Salpeter equation approach with spectator quasipotential approximation is applied to study the…

Nuclear Theory · Physics 2015-12-04 Jun He , Pei-Liang Lu

It is shown how the recent shell-model determination of Lambda-N spin dependent interaction terms in Lambda hypernuclei allows for a reliable deduction of Lambda-Lambda separation energies in Lambda-Lambda hypernuclei across the nuclear p…

Nuclear Theory · Physics 2015-05-27 A. Gal , D. J. Millener

We study the polarization of the anti-Lambda particle in polarized high energy pp collisions at large transverse momenta. The anti-Lambda polarization is found to be sensitive to the polarization of the anti-strange sea of the nucleon. We…

High Energy Physics - Phenomenology · Physics 2008-11-26 Qing-hua Xu , Zuo-tang Liang , Ernst Sichtermann

The spectrum of $^{12}_\Lambda$Be is studied by an extended version of antisymmetrized molecular dynamics for hypernuclei. The result predicts the positive-parity ground state of $^{12}_\Lambda$Be that is reverted to the normal one by the…

Nuclear Theory · Physics 2011-09-15 H. Homma , M. Isaka , M. Kimura

The two-particle momentum correlation between the Omega-baryon ($\Omega$) and the $^{4}He (\alpha) $ in high-energy heavy ion collisions is explored. Such correlations as an alternative source of information can help us further understand…

Nuclear Theory · Physics 2025-02-10 Faisal Etminan

Understanding the strong interactions within baryonic systems beyond the up and down quark sector is pivotal for a comprehensive description of nuclear forces. This study explores the interactions involving hyperons, particularly the…

Nuclear Theory · Physics 2024-10-08 Fabian Hildenbrand , Serdar Elhatisari , Zhengxue Ren , Ulf-G. Meißner