134 citations · 141 across the 19 of their papers we have counts for
19 papers
Relative enhancement of low-mass vector-boson exchange in higher waves matrix elements: parity non-conservation in hydrogen
V. A. Dzuba, V. V. Flambaum, G. K. Vong
Models of unification predict additional boson, which contributes to parity non-conservation (PNC) in atoms. If boson is light, ratio of boson contribution to the St…
Parity Nonconservation in Hydrogen Induced by Low-Mass Vector-Boson Exchange
V. A. Dzuba, V. V. Flambaum, G. K. Vong
Parity-nonconserving (PNC) effects in atoms produced by -boson exchange between the electron and the nucleus grow rapidly with the nuclear charge . If a hypothetical addition…
Parity non-conservation in isotope chain of tin
V. A. Dzuba, V. V. Flambaum, D. DeMille +2
We calculate parity non-conservation (PNC) amplitudes for all magnetic-dipole (M1) transitions within the ground configuration of Sn, including the standard model interactio…
Shielded inner-shell transitions in atomic samarium for tests of fundamental physics
R. Aramyan, D. Budker, V. A. Dzuba +5
Forbidden atomic transitions provide some of the most stringent low-energy tests of physics beyond the Standard Model, with sensitivity set by the interplay between the sought-for…
Parity Nonconservation in Rb and Sr due to Low-Mass Vector Boson
V. A. Dzuba, V. V. Flambaum, G. K. Vong
We calculate the parity non-conserving (PNC) electric-dipole () transition amplitudes for the and transitions in Rb and Sr. Our results include bo…
Hf ion: Highly Charged Ion for Next-Generation Atomic Clocks and Tests of Fundamental Physics
Saleh O. Allehabi, V. A. Dzuba, V. V. Flambaum
We use advanced computational techniques to study the electronic structure of the Hf ion, with the goal of assessing its potential for use in highly accurate atomic optical…
Isotope shift for total electron binding energy of atoms
V. A. Dzuba, V. V. Flambaum
We compute the isotope shifts of the \emph{total} electron binding energy of neutral atoms and singly charged ions up to element , using relativistic Hartree-Fock method inc…
Further steps towards next generation of covariant energy density functionals
B. Osei, A. V. Afanasjev, A. Taninah +4
The present study aims at further development of covariant energy density functionals (CEDFs) towards more accurate description of binding energies across the nuclear chart. For th…
Electronic structure calculation for superheavy elements Livermorium (Lv, Z=116) and Tennessine (Ts, Z=117) and their lighter analogs Te, I, Po, and At
V. A. Dzuba, V. V. Flambaum, G. K. Vong
Advanced theoretical techniques that combine the linearized coupled-cluster method, configuration interaction method, and perturbation theory are used to calculate energy levels, i…
Nuclear clock based on the Th V ion
V. A. Dzuba, V. V. Flambaum, E. Peik
We propose that a nuclear clock based on the Th V ion can surpass the accuracy of clocks built with other thorium ions. The Th ion has a rigid closed-shell core with zero to…
Resonance nuclear excitation of the Th nucleus via electronic bridge process in Th~II
V. A. Dzuba, V. V. Flambaum
The 8.4 eV transition in the Th nucleus is the basis for a high-precision nuclear clock with exceptional sensitivity to new physics effects. We have identified several case…
Using the Th III Ion for a Nuclear Clock and Searches for New Physics
V. A. Dzuba, V. V. Flambaum
The 229Th nucleus possesses a unique low-frequency transition at 8.4 eV, which is being considered for the development of an extremely accurate nuclear clock. We investigate an ele…
Searching for new physics using high precision absorption spectroscopy; continuum placement uncertainties and the fine structure constant in strong gravity
Chung-Chi Lee, John K. Webb, Darren Dougan +3
Searches for variations of fundamental constants require a comprehensive understanding of measurement errors. This paper examines a source of error that is usually overlooked: the…
Searching for new physics using high precision absorption spectroscopy; continuum placement uncertainties and towards the quasar PHL957
John K. Webb, Chung-Chi Lee, Dinko Milaković +3
Detecting or placing upper limits on spacetime variations of fundamental constants requires quantifying every potential source of uncertainty. We continue our previous study into t…
Calculation of the correlation, relativistic and QED corrections to the total electron binding energy in atoms and their nuclear charge dependence
V. A. Dzuba, V. V. Flambaum, A. V. Afanasjev
We present relativistic many-body calculations of total electron binding energy of neutral atoms up to element . Binding energy for ions may be found by subtracting known io…
Highly charged ions of heavy actinides as sensitive probes for time variation of the fine structure constant
V. A. Dzuba, V. V. Flambaum
Highly charged ions of heavy actinides from uranium to einsteinium are studied theoretically to find optical transitions sensitive to the variation of the fine structure constant.…
High-accuracy optical clocks with sensitivity to the fine-structure constant variation based on Sm
Saleh O. Allehabi, V. A. Dzuba, V. V. Flambaum
We identify two metastable excited states in Sm highly charged ion as candidates for high accuracy optical clocks. Several atomic properties relevant to optical clock dev…
The Mystery of Alpha and the Isotopes
John K. Webb, Chung-Chi Lee, Dinko Milakovic +3
We report unbiased AI measurements of the fine structure constant in two proximate absorption regions in the spectrum of the quasar HE05154414. The data are high resolution,…
Electric dipole moments of Hg, Xe, Rn, Ra, Pu, and TlF induced by the nuclear Schiff moment and limits on time-reversal violating interactions
V. A. Dzuba, V. V. Flambaum, J. S. M. Ginges +1
We have calculated the atomic electric dipole moments (EDMs) induced in ^{199}Hg, ^{129}Xe, ^{223}Rn, ^{225}Ra, and ^{239}Pu by their respective nuclear Schiff moments S. The resul…