Laser spectroscopy for the study of exotic nuclei

XF Yang, SJ Wang, SG Wilkins, RFG Ruiz - Progress in Particle and …, 2023 - Elsevier
Investigation into the properties and structure of unstable nuclei far from stability is a key
avenue of research in modern nuclear physics. These efforts are motivated by the continual …

Deformation versus sphericity in the ground states of the lightest gold isotopes

JG Cubiss, AN Andreyev, AE Barzakh, P Van Duppen… - Physical review …, 2023 - APS
The changes in mean-squared charge radii of neutron-deficient gold nuclei have been
determined using the in-source, resonance-ionization laser spectroscopy technique, at the …

Nuclear structure studies by collinear laser spectroscopy

Á Koszorús, RP de Groote, B Cheal… - The European Physical …, 2024 - Springer
High-resolution laser spectroscopy can be used to precisely measure atomic hyperfine
structures and shifts in spectral lines. These nuclear perturbations of the atomic structure …

Empirical determination of the Bohr-Weisskopf effect in cesium and improved tests of precision atomic theory in searches for new physics

G Sanamyan, BM Roberts, JSM Ginges - Physical Review Letters, 2023 - APS
The finite distribution of the nuclear magnetic moment across the nucleus gives a
contribution to the hyperfine structure known as the Bohr-Weisskopf (BW) effect. We have …

[HTML][HTML] Nuclear DFT electromagnetic moments in heavy deformed open-shell odd nuclei

J Bonnard, J Dobaczewski, G Danneaux… - Physics Letters B, 2023 - Elsevier
Within the nuclear DFT approach, we determined the magnetic dipole and electric
quadrupole moments for paired nuclear states corresponding to the proton (neutron) …

Hyperfine anomaly in heavy atoms and its role in precision atomic searches for new physics

BM Roberts, JSM Ginges - Physical Review A, 2021 - APS
We report on our calculations of differential hyperfine anomalies in the nuclear single-
particle model for a number of atoms and ions of interest for precision atomic tests of the …

Shape coexistence in studied by laser spectroscopy

AE Barzakh, D Atanasov, AN Andreyev, MA Monthery… - Physical Review C, 2020 - APS
Hyperfine-structure parameters and isotope shift of the 9/2− isomeric state in Au 187 relative
to Au 197 for the 267.6-nm atomic transition have been measured for the first time using the …

Single-particle states and parity doublets in odd- and from -decay spectroscopy

E Parr, JF Smith, PT Greenlees, PA Butler, K Auranen… - Physical Review C, 2022 - APS
Low-lying states in the odd-Z isotopes Ac 132 89 221 and Pa 134 91 225 have been studied
using α-particle and α γ-coincidence spectroscopy in the Pa 225→ Ac 221→ Fr 217 decay …

Bohr-Weisskopf effect: From hydrogenlike-ion experiments to heavy-atom calculations of the hyperfine structure

BM Roberts, PG Ranclaud, JSM Ginges - Physical Review A, 2022 - APS
We study the influence of electron screening on the Bohr-Weisskopf (BW) effect in many-
electron atoms. The BW effect gives the finite-nucleus magnetization contribution to the …

Bohr-Weisskopf effect in the potassium isotopes

YA Demidov, MG Kozlov, AE Barzakh, VA Yerokhin - Physical Review C, 2023 - APS
The magnetic hyperfine structure constants have been calculated for low-lying levels in
aneutral potassium atoms taking into account the Bohr-Weisskopf (BW) and Breit–Rosenthal …