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相关论文: Chirality in odd-$A$ nucleus $^{135}$Nd in particl…

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Taking the non-collinear antiferromagnetic hexagonal Heusler compound Mn$_3$Ge as a reference system, the contributions to linear response phenomena arising solely from the chiral coplanar and non-coplanar spin configurations are…

材料科学 · 物理学 2021-01-27 Sebastian Wimmer , Sergiy Mankovsky , Hubert Ebert

Chirality is a fundamental concept in physics that underpins various phenomena in nonlinear optics, quantum physics, and topological photonics. Although the spin of a photon naturally brings chirality, orbital angular momentum can also…

In this paper, we discuss microscopic models for chiral active particles, i.e., rotating active units that exhibit circular or spinning motion. While non-chiral active particles are typically governed by self-propulsion and conservative…

软凝聚态物质 · 物理学 2025-10-20 Lorenzo Caprini , Alessandro Petrini , Umberto Marini Bettolo Marconi

Particles in the shape of chiral dipoles show a preferential rotation in three dimensional homogeneous isotropic turbulence. A chiral dipole consists of a rod with two helices of opposite handedness, one at each end. We can use 3d printing…

流体动力学 · 物理学 2016-10-12 Stefan Kramel , Saskia Tympel , Federico Toschi , Greg A. Voth

Relativistic corrections to the strange axial form factor are evaluated within a light-cone formalism, taking into account effects due to the breaking of Lorentz covariance associated with the use of one-body currents. Similar corrections…

高能物理 - 唯象学 · 物理学 2009-10-31 W. Melnitchouk , M. Malheiro

The nucleation of reversed magnetic domains in Pt/Co/AlO$_{x}$ microstructures with perpendicular anisotropy was studied experimentally in the presence of an in-plane magnetic field. For large enough in-plane field, nucleation was observed…

We suggest that electromagnetic chirality, generally displayed by 3D or 2D complex chiral structures, can occur in 1D patterned composites whose components are achiral. This feature is highly unexpected in a 1D system which is geometrically…

光学 · 物理学 2015-08-05 Carlo Rizza , Andrea Di Falco , Michael Scalora , Alessandro Ciattoni

Evidence of strong coupling of quasiparticle excitations with gamma-vibration is shown to occur in transitional nuclei. High-spin band structures in [166,168,170,172]Er are studied by employing the recently developed multi-quasiparticle…

核理论 · 物理学 2015-06-04 J. A. Sheikh , G. H. Bhat , Yan-Xin Liu , Fang-Qi Chen , Yang Sun

By extending our recent framework to describe the tidal deformations of a spinning compact object, we compute for the first time the tidal Love numbers of a spinning neutron star to linear order in the angular momentum. The spin of the…

广义相对论与量子宇宙学 · 物理学 2015-12-03 Paolo Pani , Leonardo Gualtieri , Valeria Ferrari

Magnetic dipole bands have been identified in 142,143,144Gd and 141Eu nuclei. The observed bands are based on configurations with small oblate deformation involving high-Omega, h11/2 proton particles and low-Omega, h11/2 neutron holes.…

核理论 · 物理学 2007-05-23 Teresa Rzaca-Urban

Two new bands built on the two-quasiparticle $\pi(h_{11/2})^2$ configuration of the even-even nucleus $^{130}$Ba are investigated using constrained triaxial covariant density functional theory combined with quantum particle rotor model…

核理论 · 物理学 2019-12-06 Q. B. Chen , S. Frauendorf , C. M. Petrache

Two-dimensional hexagonal and oblique lattices were investigated theoretically with the aim of observing differences in the spin expectation values between chiral and achiral systems. The spinresolved band structures were derived from the…

介观与纳米尺度物理 · 物理学 2018-06-19 N. K. Lewis , P. J. Durham , W. R. Flavell , E. A. Seddon

Chirality is a pervasive form of symmetry that is intimately connected to the physical properties of solids, as well as the chemical and biological activity of molecular systems. However, its control with light is challenging, because…

The identification of the first multi-phonon $\gamma$-vibrational bands in an odd-odd neutron-rich nucleus of the nuclear chart is presented. These high spin structures of hard to access $^{104}_{41}$Nb$_{63}$, produced in fission, were…

The effects of the residual proton-neutron interactions on bandcrossing features are studied by means of shell model calculations for nucleons in a high-j intruder orbital. The presence of an odd-nucleon shifts the frequency of the…

核理论 · 物理学 2009-10-31 S. Frauendorf , J. A. Sheikh

We have investigated the vortex in chiral superconductors, especially in p-wave case. In chiral superconductors the Cooper pair has orbital angular momentum hence U(1), parity (P) and time reversal symmetry (T) are broken simultaneously. We…

超导电性 · 物理学 2009-10-31 J. Goryo

Mature neutron stars are thought to be sufficiently cold that nuclei in the outer layers freeze, solidifying a crust. Crustal elasticity allows the star to support a set of seismic modes, such as torsional oscillations. These axial-parity…

高能天体物理现象 · 物理学 2024-07-18 Hajime Sotani , Arthur G. Suvorov , Kostas D. Kokkotas

We investigate the interplay between chirality and confinement induced by the presence of an external potential. For potentials having radial symmetry, the circular character of the trajectories induced by the chiral motion reduces the…

软凝聚态物质 · 物理学 2023-11-08 Lorenzo Caprini , Hartmut Löwen , Umberto Marini Bettolo Marconi

Heavy baryon chiral perturbation theory ($\chi$PT), where the $\Delta$ resonance is included, is used in order to examine the axial charged-current component of the weak interaction process at low neutrino energies. At leading chiral order…

核理论 · 物理学 2019-03-13 Fred Myhrer

The $\gamma$ vibration is the most typical low-lying collective motion prevailing the nuclear chart. But only few one-phonon rotational bands in odd-$A$ nuclei have been known. Furthermore, two-phonon states, even the band head, have been…

核理论 · 物理学 2015-01-28 Masayuki Matsuzaki