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Experiments searching for parity- and time-reversal-invariance-violating effects that rely on measuring magnetization of a condensed-matter sample induced by application of an electric field are considered. A limit on statistical…

Other Condensed Matter · Physics 2009-11-11 D. Budker , S. K. Lamoreaux , A. O. Sushkov , O. P. Sushkov

The energies and transition rates to $J=1^{+} T=1$ and $J=2^{+} T=0,1$ states in ^{12}C with matrix elements fitted to realistic $G$ matrix elements obtained in non-relativistic approaches are studied. Then the effects of varying the…

Nuclear Theory · Physics 2016-08-15 M. S. Fayache , Y. Y. Sharon , L. Zamick

We revisited the electronic structure parameters used to interpret the hyperfine structure of neutral polonium. We used a computational scheme that treats relativistic and high-order electronic correlation effects within the coupled cluster…

Atomic Physics · Physics 2024-03-08 Leonid V. Skripnikov , Anatoly E. Barzakh

The Vlasov equation is used to determine the dispersion relation for the eigenmodes of magnetized nuclear and neutral stellar matter, taking into account the anomalous magnetic moment of nucleons. The formalism is applied to the…

High Energy Astrophysical Phenomena · Physics 2017-04-26 Jianjun Fang , Helena Pais , Sagar Pratapsi , Sidney Avancini , Jing Li , Constança Providência

An influence of a magnetic field on beta-processes is investigated under conditions of a core-collapse supernova. For realistic magnetic fields reachable in astrophysical objects we obtain simple analytical expressions for reaction rates of…

High Energy Astrophysical Phenomena · Physics 2020-04-08 Alexandra Dobrynina , Igor Ognev

The effect of electron-nuclear spin interactions on qubit operations is investigated for a qubit represented by the spin of an electron localized in a self-assembled quantum dot. The localized electron wave function is evaluated within the…

Quantum Physics · Physics 2009-11-10 Seungwon Lee , Paul von Allmen , Fabiano Oyafuso , Gerhard Klimeck , K. Birgitta Whaley

The effect of differently oriented magnetic field on chiral incommensurate helimagnet UPtGe is studied both experimentally and theoretically. The magnetization measurements up to the field above the saturation have revealed an isotropic…

Magnetic fields are everywhere in the Universe and in our everyday life and many processes are affected by their presence, generating a rich phenomenology that depends also on other possible external agents. We review here some results,…

High Energy Physics - Phenomenology · Physics 2023-06-16 Gabriella Piccinelli , Angel Sanchez , Jorge Jaber-Urquiza

Electron scattering Coulomb form factors for the single-particle quadrupole transitions in $p$-shell $^{10}$B nucleus have been studied. Core polarization effects are included through a microscopic theory that includes excitations from the…

Nuclear Theory · Physics 2012-05-10 Fouad A. Majeed

We constrain generic nonstandard neutrino interactions with existing experimental data on neutrino transition magnetic moments and derive strong bounds on tensorial couplings of neutrinos to charged fermions. We also discuss how some of…

High Energy Physics - Phenomenology · Physics 2014-04-24 Kristopher J. Healey , Alexey A. Petrov , Dmitry Zhuridov

The quantum theoretical concepts of modular momentum and dynamical non-locality, which were introduced four decades ago, have recently been used to explain single particle quantum interference phenomena. Although the non-local exchange of…

Quantum Physics · Physics 2010-10-19 S. E. Spence , A. D. Parks

Anisotropy effects can significantly control or modify the ground-state properties of magnetic systems. Yet the origin and the relative importance of the possible anisotropy terms is difficult to assess experimentally and often ambiguous.…

Strongly Correlated Electrons · Physics 2015-05-28 A. Furrer , F. Juranyi , K. W. Kraemer , M. Schneider , Th. Straessle

In this paper, the Schr{\"o}dinger equation in a magnetic field is utilized to study the effect of the magnetic field on $B$ mesons. The mass spetrum of $B$ mesons are numerically calculated for different magnetic field strengths by solving…

General Physics · Physics 2025-03-12 Bing-Rui Ma , Hao Chen , Cheng-Qun Pang

The anapole moment is a parity-odd and time-reversal-even electromagnetic moment. Although it was conjectured shortly after the discovery of parity nonconservation, its existence has not been confirmed until recently in heavy nuclear…

Nuclear Theory · Physics 2009-11-07 C. -P. Liu

We study a molecular dimer model that takes higher order interaction term as well as antisymmetric term into account. We mainly focus on the theoretical quantum properties that are of interest. We numerically diagonalize the system and…

Mesoscale and Nanoscale Physics · Physics 2015-10-13 S. A. Owerre

The properties of non-interacting $\sigma$ and $\pi^{0}$ mesons are studied at finite temperature, chemical potential and in the presence of a constant magnetic field. To do this, the energy dispersion relations of these particles,…

High Energy Physics - Phenomenology · Physics 2015-06-05 Sh. Fayazbakhsh , S. Sadeghian , N. Sadooghi

We discuss experiments aimed at measurements of atomic parity nonconservation (PNC) effects in the 1S0-3D1 transition (408 nm) in atomic Ytterbium (Z=70). According to theoretical predictions, the PNC-induced E1 amplitude of this transition…

Atomic Physics · Physics 2007-09-27 K. Tsigutkin , J. E. Stalnaker , D. Budker , S. J. Freedman , V. V. Yashchuk

The one-loop induced magnetic dipole moments of a neutrino are examined in a background of degenerate electrons in the standard model. For the nonrelativistic neutrino, they are enhanced by a factor \( (8\pF/3\mnu) \), where \pF\ is the…

High Energy Physics - Phenomenology · Physics 2009-10-28 Hisashi Kikuchi

A significant discrepancy exists between experiment and calculations of the muon's magnetic moment. We find that standard formulas for the hadronic vacuum polarization term have overlooked pionic states known to exist. Coulomb binding alone…

High Energy Physics - Phenomenology · Physics 2008-11-26 Rainer W. Schiel , John P. Ralston

Effect of level statistics on local electronic states and local magnetism in nanoscale metallic grains with transition-metal impurity in the ballistic regime is studied. It is shown that the mean occupation of local electron and the local…

Strongly Correlated Electrons · Physics 2009-10-31 Liang-Jian Zou