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相关论文: Multi chiral-doublets in one single nucleus

200 篇论文

It is argued that an appearance of the near parity doublets in the upper part of the light baryon spectrum is an evidence for the chiral symmetry restoration in the regime where a typical momentum of quarks is around the chiral symmetry…

高能物理 - 唯象学 · 物理学 2016-09-06 L. Ya. Glozman

Doublet bands observed in $^{124,126,130,132}$Cs isotopes are studied using the recently developed multi-quasiparticle microscopic triaxial projected shell model (TPSM) approach. It is shown that TPSM results for energies and transition…

核理论 · 物理学 2015-06-18 G. H. Bhat , R. N. Ali , J. A. Sheikh , R. Palit

The three-dimensional tilted axis cranking covariant density functional theory (3D-TAC CDFT) is used to study the chiral modes in $^{135}$Nd. By modeling the motion of the nucleus in rotating mean field as the interplay between the…

核理论 · 物理学 2020-10-28 J. Peng , Q. B. Chen

Single-particle properties at superdeformation are investigated within the Cranked Relativistic Mean Field (CRMF) theory on the example of superdeformed rotational bands observed in the A~140-150 mass region. Applying the effective…

核理论 · 物理学 2009-10-31 A. V. Afanasjev , G. A. Lalazissis , P. Ring

The superdeformation and hyperdeformation in $^{108}$Cd have been studied for the first time within the framework of the fully self-consistent cranked mean field theory, namely, cranked relativistic mean field theory. The structure of…

核理论 · 物理学 2009-11-11 A. V. Afanasjev , S. Frauendorf

It has recently been suggested that the parity doublet structure seen in the spectrum of highly excited baryons may be due to effective chiral restoration for these states. We argue how the idea of chiral symmetry restoration high in the…

高能物理 - 唯象学 · 物理学 2009-11-07 T. D. Cohen , L. Ya. Glozman

We consider the multiplet structures, appearing in hadronic physics. The basic types of the multiplets revealed are parity doublets, chiral multiplets, and multispin-parity clusters. We elucidate a new type of isospin supermultiplets in the…

高能物理 - 唯象学 · 物理学 2007-05-23 A. E. Inopin

We conjecture infrared emergent $\mathcal{N}=4$ supersymmetry for a class of three-dimensional $\mathcal{N}=2$ $U(1)$ gauge theories coupled with a single chiral multiplet. One example is the case where $U(1)$ gauge group has the…

高能物理 - 理论 · 物理学 2019-03-22 Dongmin Gang , Masahito Yamazaki

Atomic nuclei exhibit multiple energy scales ranging from hundreds of MeV in binding energies to fractions of an MeV for low-lying collective excitations. As the limits of nuclear binding is approached near the neutron- and proton…

核理论 · 物理学 2025-02-20 Z. H. Sun , A. Ekström , C. Forssén , G. Hagen , G. R. Jansen , T. Papenbrock

We study nuclear multipole resonances in the framework of the random phase approximation using the chiral potential NNLO$_{\text{sat}}$. This potential includes two- and three-body terms that has been simultaneously optimized to low-energy…

核理论 · 物理学 2018-05-09 Q. Wu , B. S. Hu , F. R. Xu , Y. Z. Ma , S. J. Dai , Z. H. Sun , G. R. Jansen

The appearance of wobbling motion and chirality in rotating triaxial nuclei is explained. The discovery of a new mode, chiral wobbling, in $^{74}$Br, is commented.

核理论 · 物理学 2024-06-03 S. Frauendorf

We study the binding energies, radii, single-particle energies, spin-orbit potential and density profile for multi-strange hypernuclei in the range of light mass to superheavy region within the relativistic mean field (RMF) theory. The…

核理论 · 物理学 2015-06-22 M. Ikram , S. K. Singh , A. A. Usmani , S. K. Patra

Background: Recently, transition quadrupole moments in rotational bands of even-mass neutron-rich isotopes of molybdenum and ruthenium nuclei have been measured. The new data have provided a challenge for theoretical descriptions invoking…

核理论 · 物理学 2015-10-28 Chunli Zhang , Gowhar Bhat , Witek Nazarewicz , Javid Sheikh , Yue Shi

We show a phase diagram of a two-flavored parity doublet model on top of the nuclear matter ground state within the mean field approximation. An exotic phase with unbroken center symmetry of chiral group is also discussed. When crossing…

高能物理 - 唯象学 · 物理学 2011-03-10 Chihiro Sasaki

Paralleling a previous paper, we examine single- and many-body states of relativistic electrons in an intense, rotating magnetic dipole field. Single-body orbitals are derived semiclassically and then applied to the many-body case via the…

天体物理学 · 物理学 2009-10-30 James M. Gelb , Kaundinya S. Gopinath , Dallas C. Kennedy

Dynamical fermion mass generation in external chromomagnetic fields is considered at non--zero temperature. The general features of dynamical chiral symmetry breaking ($D\chi SB$) are investigated for several field configurations in…

高能物理 - 唯象学 · 物理学 2009-10-30 D. Ebert , V. Ch. Zhukovsky

A particle-triaxial rigid core Hamiltonian is semi-classically treated. The coupling term corresponds to a particle rigidly coupled to the triaxial core, along a direction that does not belong to any principal plane of the inertia…

核理论 · 物理学 2022-01-26 C. M. Raduta , A. A. Raduta , R. Poenaru , Al. H. Raduta

We present a novel description of nuclear many-body systems, both for nuclear matter and finite nuclei, emphasizing the connection with the condensate structure of the QCD ground state and spontaneous chiral symmetry breaking. Lorentz…

核理论 · 物理学 2009-11-07 P. Finelli , N. Kaiser , D. Vretenar , W. Weise

In the traditional view, heavy deformed nuclei are like axially-symmetric prolate ellipsoids, rotating about one of the short axes. In the present picture, their shapes may be triaxial. The triaxial shape yields complex rotations, which…

核理论 · 物理学 2025-03-21 T. Otsuka , Y. Tsunoda , N. Shimizu , Y. Utsuno , T. Abe , H. Ueno

It is shown that conformal matter with $c_{\ssc L}\not=c_{\ssc R}$ can be consistently coupled to two-dimensional `frame' gravity. The theory is quantized, following David, and Distler and Kawai, using the derivation of their {\it ansatz}…

高能物理 - 理论 · 物理学 2009-10-22 R. C. Myers , V. Periwal