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We review the design, simulation, and tests, of a detection system for measuring the energy distribution of daughter nuclei recoiling from the beta-decay of laser trapped neon isotopes. This distribution is sensitive to several new physics…

仪器与探测器 · 物理学 2020-03-18 Ben Ohayon , Hitesh Rahangdale , Elad Parnes , Gedalia Perelman , Oded Heber , Guy Ron

The density distributions of large nuclei are typically modeled with a Woods-Saxon distribution characterized by a radius $R_{0}$ and skin depth $a$. Deformation parameters $\beta$ are then introduced to describe non-spherical nuclei using…

核理论 · 物理学 2023-05-30 Q. Y. Shou , Y. G. Ma , P. Sorensen , A. H. Tang , F. Videbæk , H. Wang

Neutrino scattering on electrons is considered as a tool for laboratory searches of the neutrino magnetic moment. We study inelastic $\bar\nu_ee^-$-scattering on electrons bound in the germanium (Z=32) and iodine (Z=53) atoms for…

高能物理 - 唯象学 · 物理学 2009-10-31 S. A. Fayans , L. A. Mikaelyan , V. V. Sinev

Proton-neutron, neutron-neutron and proton-proton momentum correlation functions ($C_{pn}$, $C_{nn}$, $C_{pp}$) are systematically investigated for $^{15}$C and other C isotopes induced collisions at different entrance channel conditions…

核理论 · 物理学 2012-11-30 X. G. Cao , X. Z. Cai , Y. G. Ma , D. Q. Fang , G. Q. Zhang , W. Guo , J. G. Chen , J. S. Wang

We report numerically exact quantum scattering calculations on magnetic Feshbach resonances in ultracold, strongly anisotropic atom-molecule [Rb($^2$S) + SrF($^2\Sigma^+$)] collisions based on state-of-the-art ab initio potential energy…

In relation to recent experimental data [1], we develop a theory framework for demonstrating the feasibility of detecting sharp Nuclear Magnetic Resonance (NMR) oscillations in a real time ESR data. The procedure is to follow real time…

介观与纳米尺度物理 · 物理学 2025-09-04 Baruch Horovitz , Alexander Shnirman

Relying upon our previous treatment of the density matrices for nuclei (in general, nonrelativistic self-bound finite systems) we are studying a combined effect of center-of-mass motion and short-range nucleon-nucleon correlations on the…

核理论 · 物理学 2015-06-05 A. Shebeko , P. Grigorov , V. Iurasov

Assuming that the nuclear magnetic resonance (NMR) signal from a $^{13}$C isotope enriched layer of graphene can be made sufficiently intense to be measured, we compute the NMR\ lineshape of the different crystals ground states that are…

介观与纳米尺度物理 · 物理学 2017-08-02 R. Côté , Jean-Michel Parent

Based on a theoretical model where the nuclear spins remain unchanged during a collision, we provide an analytical and general expression for the nuclear spin state-to-state distribution of an ultracold chemical reaction in a magnetic…

原子物理 · 物理学 2024-06-21 Goulven Quéméner , Ming-Guang Hu , Yu Liu , Matthew A. Nichols , Lingbang Zhu , Kang-Kuen Ni

We have studied nonisoscalarity and medium effects in the extraction of weak mixing angle using Paschos and Wolfenstein relation in the iron nucleus. Paschos and Wolfenstein(PW) relation is valid for an isoscalar target. We have modified…

核理论 · 物理学 2013-03-26 H. Haider , I. Ruiz Simo , M. Sajjad Athar

We report on the induction of magnetization in Rydberg systems by means of the inverse Faraday effect, and propose the appearance of the effect in two such systems, Rydberg atoms proper and shallow dopants in semiconductors. Rydberg atoms…

原子物理 · 物理学 2025-03-05 Patrick J. Wong , Ivan M. Khaymovich , Gabriel Aeppli , Alexander V. Balatsky

The nuclear polarizability effects in hyperfine splitting of light atomic systems are not well known. The only system for which they were previously calculated is the hydrogen atom, where these effects were shown to contribute about 5\% of…

原子物理 · 物理学 2024-01-12 Vojtěch Patkóš , Vladimir A. Yerokhin , Krzysztof Pachucki

Understanding the internal structure of nucleons and nuclei has been a topic of enduring interest in high-energy physics. Gravitational form factors (GFFs) provide an important portal for us to probe the energy-momentum/mass distribution of…

高能物理 - 唯象学 · 物理学 2025-02-04 Yoshikazu Hagiwara , Xuan-Bo Tong , Bo-Wen Xiao

In the present work we study the effects of strongly quantizing magnetic fields and finite temperature on the properties of inner crusts of hot neutron stars. The inner crust of a neutron star contains neutron-rich nuclei arranged in a…

核理论 · 物理学 2021-08-18 Rana Nandi , Somnath Mukhopadhyay , Sarmistha Banik

The equation of state of asymmetric nuclear matter as well as the neutron and proton effective masses and their partial-wave and spin-isospin decomposition are analyzed within the Brueckner--Hartree--Fock approach. Theoretical uncertainties…

核理论 · 物理学 2024-04-05 Isaac Vidaña , Jérôme Margueron , Hans-Josef Schulze

The response of an atom to external electric and magnetic fields can reveal fundamental atomic properties. It has long been verified that, in a static magnetic field, those atomic energy levels with hyperfine interactions shift according to…

原子物理 · 物理学 2025-07-14 S. -Z. Wang , S. -B. Wang , Z. -J. Tao , T. Xia , Z. -T. Lu

In the Standard Model of electroweak interactions and in the tree--approximation we calculate the rate and branching ratio of the neutron radiative beta decay with one-real photon emission by taking into account the contributions of the…

高能物理 - 唯象学 · 物理学 2017-03-01 A. N. Ivanov , R. Höllwieser , N. I. Troitskaya , M. Wellenzohn , Ya. A. Berdnikov

We study the effect of a strong magnetic field on the proton and neutron spin polarization and magnetic susceptibility of asymmetric nuclear matter within a relativistic mean-field approach. It is shown that magnetic fields $B \sim 10^{16}…

核理论 · 物理学 2015-06-23 A. Rabhi , M. A. Pérez-García , C. Providência , I. Vidaña

Besides their intrinsic nuclear-structure value, nuclear mass models are essential for astrophysical applications, such as r-process nucleosynthesis and neutron-star structure. To overcome the intrinsic limitations of existing…

核理论 · 物理学 2016-01-25 R. Utama , J. Piekarewicz , H. B. Prosper

We discuss the ground state properties of matter in outer and inner crusts of neutron stars under the influence of strong magnetic fields. In particular, we demonstrate the effects of Landau quantization of electrons on compositions of…

高能天体物理现象 · 物理学 2015-06-12 Rana Nandi , Debades Bandyopadhyay
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