Opportunities for fundamental physics research with radioactive molecules

G Arrowsmith-Kron… - Reports on progress …, 2024‏ - iopscience.iop.org
Molecules containing short-lived, radioactive nuclei are uniquely positioned to enable a
wide range of scientific discoveries in the areas of fundamental symmetries, astrophysics …

Nuclear magnetization distribution effect in molecules: Ra+ and RaF hyperfine structure

LV Skripnikov - The Journal of Chemical Physics, 2020‏ - pubs.aip.org
Recently, the first laser spectroscopy measurement of the radioactive RaF molecule has
been reported by Ruiz et al.[Nature 581, 396 (2020)]. This and similar molecules are …

Hyperfine anomaly in gold and magnetic moments of gold isomers

AE Barzakh, D Atanasov, AN Andreyev, M Al Monthery… - Physical Review C, 2020‏ - APS
Hyperfine-structure constants for the 6 s 2 S 1/2 and 6 p 2 P 1/2 atomic states of the I π=
11/2− gold isomers Au m 177, 191, 193, 195 have been measured at CERN-ISOLDE, using …

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 …

Hyperfine structure in thallium atom: Study of nuclear magnetization distribution effects

SD Prosnyak, DE Maison, LV Skripnikov - The Journal of Chemical …, 2020‏ - pubs.aip.org
The influence of the nuclear magnetization distribution effects on the hyperfine structure of
electronic states of thallium atom is studied within the relativistic coupled cluster theory …

Effect of nuclear magnetization distribution within the Woods-Saxon model: Hyperfine splitting in neutral Tl

SD Prosnyak, LV Skripnikov - Physical Review C, 2021‏ - APS
Three models of the nuclear magnetization distribution are applied to predict the hyperfine
structure of the hydrogenlike heavy ions and neutral thallium atoms: the uniformly …

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 …

Reexamination of nuclear magnetic dipole and electric quadrupole moments of polonium isotopes

LV Skripnikov, AE Barzakh - Physical Review C, 2024‏ - APS
We reexamined the electronic structure parameters used to interpret the hyperfine structure
of neutral polonium. We used a computational scheme that treats relativistic and high-order …

Refined nuclear magnetic dipole moment of rhenium: and

LV Skripnikov, SD Prosnyak - Physical Review C, 2022‏ - APS
The refined values of the magnetic dipole moments of Re 185 and Re 187 nuclei are
obtained. For this, we perform a combined relativistic coupled cluster and density-functional …

Calculation of francium hyperfine anomaly

EA Konovalova, YA Demidov, MG Kozlov, AE Barzakh - Atoms, 2018‏ - mdpi.com
The Dirac–Hartree–Fock plus many-body perturbation theory (DHF+ MBPT) method has
been used to calculate hyperfine structure constants for Fr. Calculated hyperfine structure …