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We have revisited the possible existence and the binding mechanism of heavy hyperhydrogen 6^H_Lambda. This Lambda hypernucleus is enriched in information about Lambda hypernuclear dynamics which would shed a light on significant role of…

Nuclear Theory · Physics 2012-11-27 Theingi , Khin Swe Myint , Y. Akaishi

Brueckner theory is used to investigate the in-medium properties of a $\Lambda$-hyperon in nuclear and neutron matter, based on hyperon-nucleon interactions derived within SU(3) chiral effective field theory (EFT). It is shown that the…

Nuclear Theory · Physics 2017-06-28 J. Haidenbauer , U. -G. Meißner , N. Kaiser , W. Weise

We investigate the validity of the limiting-fragmentation hypothesis in relativistic heavy-ion collisions at energies reached at the Large Hadron Collider (LHC). A phenomenological analysis of central AuAu and PbPb collisions based on a…

High Energy Physics - Phenomenology · Physics 2019-06-03 B. Kellers , G. Wolschin

Spin splittings in III-V materials and heterostructures are of interest because of potential applications, mainly in spintronic devices. A necessary condition for the existence of these spin splittings is the absence of inversion symmetry.…

Strongly Correlated Electrons · Physics 2007-05-23 Miguel A Oliveira , Angus MacKinnon

The charmed $ \Lambda_{c}^{+} $ hypernuclei are investigated within the framework of the density-dependent relativistic mean-field (DDRMF) theory. Starting from the empirical hyperon potential in symmetric nuclear matter, obtained through…

Nuclear Theory · Physics 2024-12-30 Wei Yang , Shi Yuan Ding , Bao Yuan Sun

The nonmesonic decay of $\Lambda$-hypernuclei provides access to the nonleptonic weak decay process $\Lambda N \to NN$, which is achievable only through the observation of hypernuclear ground-state decays. We continue the discussion of some…

Nuclear Theory · Physics 2010-12-06 L. Majling , O. Majlingova

Spherical collapse predicts that a single value of the turnaround density (average matter density within the scale on which a structure detaches from the Hubble flow) characterizes all cosmic structures at the same redshift. It has been…

Cosmology and Nongalactic Astrophysics · Physics 2020-07-01 Vasiliki Pavlidou , Giorgos Korkidis , Theodore Tomaras , Dimitrios Tanoglidis

Nucleon spin structure has been an active and exciting subject of interest for the last three decades. Recent precision spin-structure data from Jefferson Lab have significantly advanced our knowledge of nucleon structure in the valence…

Nuclear Experiment · Physics 2014-11-18 Jian-ping Chen

Neutron dripline calculations for both magnesium nuclei and magnesium + $\Lambda$ hypernuclei have been carried out in a microscopic framework using a chiral effective model. The results are compared with two other relativistic mean field…

Nuclear Theory · Physics 2014-05-29 Torsten Schürhoff , Stefan Schramm , Chhanda Samanta

Shell-model calculations that include both Lambda and Sigma configurations with p-shell cores are used to interpret gamma-ray transitions in Lambda-7Li, -9Be, -10B, -11B, -12C, -15N, and -16O observed with the Hyperball array of Ge…

Nuclear Theory · Physics 2011-09-30 D J Millener

We study the superdeformed (SD) states and corresponding SD hypernuclei of Ar isotopes with the multidimensionally-constrained relativistic mean field (MDC-RMF) models which can accommodate various shape degree of freedom. %The…

Nuclear Theory · Physics 2014-11-25 Bing-Nan Lu , Emiko Hiyama , Hiroyuki Sagawa , Shan-Gui Zhou

Understanding spin excitations and their connection to unconventional superconductivity have remained a central issue since the discovery of the cuprates. Direct measurement of the dynamical spin structure factor in the parent compounds can…

Strongly Correlated Electrons · Physics 2018-06-12 Yao Wang , Edwin W. Huang , Brian Moritz , Thomas P. Devereaux

Two important ingredients of nuclear shell-structure, kinetic energy and spin-orbit splitting, are studied as a function of orbital angular momenta \ell and binding energies, when binding energies of neutrons decrease towards zero. If we…

Nuclear Theory · Physics 2009-11-06 I. Hamamoto , S. V. Lukyanov , X. Z. Zhang

By combining the ($u$,$d$) I-spin doublets or ($d$,$s$) U-spin doublets, the SU(3) flavor symmetry of light quarks can be decomposed into SU(2)$_I\times$U(1)$_Y$ or SU(2)$_U\times$U(1)$_Q$ subgroups, which have been widely adopted to…

High Energy Physics - Phenomenology · Physics 2026-05-19 Hao-Song You , Ting-Lan Yu , Sophia Han , Cheng-Jun Xia , Ren-Xin Xu

Ultra-relativistic nuclear collisions create the quark-gluon plasma (QGP) known as the hottest, least viscous, and most vortical fluid ever produced in terrestrial laboratories. Its vortical structure has been uncovered through the spin…

The hypernuclear Auger effect, given by the de-excitation of a Lambda hypernucleus by means of the transition of a Lambda hyperon from an initial to a lower lying final single particle state in conjunction with neutron emission from the…

Nuclear Theory · Physics 2009-11-07 C. Keil , H. Lenske

We theoretically investigate the spin dynamics of a heavy hole confined to an unstrained III-V semiconductor quantum dot and interacting with a narrowed nuclear-spin bath. We show that band hybridization leads to an exponential decay of…

Mesoscale and Nanoscale Physics · Physics 2010-12-27 Jan Fischer , Daniel Loss

We summarize recent works on the question of the nucleon mass decomposition and the 2D relativistic distribution of pressure forces on the light front. All these mechanical properties are encoded in the energy-momentum tensor of the system…

High Energy Physics - Phenomenology · Physics 2019-10-15 Cédric Lorcé

Using the self-analyzing decay of the $\Lambda$, the longitudinal spin transfer $D_{LL'}$ to the hyperon from a polarized electron beam scattering off an unpolarized proton target can be determined. For $\Lambda$s produced in the current…

Nuclear Experiment · Physics 2023-01-18 Matthew McEneaney

We present a novel approach to the density dependent mean field and the spin-orbit interaction of a $\Lambda$-hyperon in a nuclear many-body system, based on flavor-SU(3) in-medium chiral perturbation theory. The leading long-range $\Lambda…

Nuclear Theory · Physics 2011-08-11 N. Kaiser , W. Weise
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