Opportunities for fundamental physics research with radioactive molecules

G Arrowsmith-Kron… - Reports on Progress …, 2023 - 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 …

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 charge radii of silicon isotopes

K König, JC Berengut, A Borschevsky, A Brinson… - Physical Review Letters, 2024 - APS
The nuclear charge radius of Si 32 was determined using collinear laser spectroscopy. The
experimental result was confronted with ab initio nuclear lattice effective field theory, valence …

Isotope-shift factors with quantum electrodynamics effects for many-electron systems: A study of the nuclear charge radius of

LV Skripnikov, SD Prosnyak, AV Malyshev… - Physical Review A, 2024 - APS
A method for calculating the field shift contribution to isotope shifts (IS) in many-electron
atoms, incorporating quantum electrodynamics (QED) effects, is introduced. We also …

Relativistic Fock space coupled cluster method for many-electron systems: Non-perturbative account for connected triple excitations

AV Oleynichenko, A Zaitsevskii, LV Skripnikov, E Eliav - Symmetry, 2020 - mdpi.com
The Fock space relativistic coupled cluster method (FS-RCC) is one of the most promising
tools of electronic structure modeling for atomic and molecular systems containing heavy …

LIBGRPP: A library for the evaluation of molecular integrals of the generalized relativistic pseudopotential operator over Gaussian functions

AV Oleynichenko, A Zaitsevskii, NS Mosyagin… - Symmetry, 2023 - mdpi.com
Generalized relativistic pseudopotentials (GRPP) of atomic cores implying the use of
different potentials for atomic electronic shells with different principal quantum numbers give …

Generalized relativistic small‐core pseudopotentials accounting for quantum electrodynamic effects: Construction and pilot applications

A Zaitsevskii, NS Mosyagin… - … Journal of Quantum …, 2023 - Wiley Online Library
A simple procedure to incorporate one‐loop quantum electrodynamic (QED) corrections into
the generalized (Gatchina) nonlocal shape‐consistent relativistic pseudopotential model is …

Refined theoretical values of field and mass isotope shifts in thallium to extract charge radii of Tl isotopes

G Penyazkov, SD Prosnyak, AE Barzakh… - The Journal of …, 2023 - pubs.aip.org
Electronic factors for the field and mass isotope shifts in the 6p 2 P 3/2→ 7s 2 S 1/2 (535
nm), 6p 2 P 1/2→ 6d 2 D 3/2 (277 nm), and 6p 2 P 1/2→ 7s 2 S 1/2 (378 nm) transitions in …

Relativistic Fock-space coupled cluster method: Theory and recent applications

E Eliav, A Borschevsky, A Zaitsevskii… - Reference Module in …, 2021 - research.rug.nl
Four-component relativistic all-order multireference electron correlation approaches are the
most accurate methods available for benchmark calculations of properties of heavy atoms …

Enhanced parity and time-reversal-symmetry violation in diatomic molecules: LaO, LaS, and LuO

Y Chamorro, VV Flambaum, RF Garcia Ruiz… - Physical Review A, 2024 - APS
High-precision measurements of symmetry violations in molecules are a promising route to
test the standard model of particle physics. In particular, the violation of parity (P) and time …