Showing 2014 · physics.atom-phShow all

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physics.atom-ph2014★ 100 cited

Parity and Time-Reversal Violation in Atomic Systems

B. M. Roberts, V. A. Dzuba, V. V. Flambaum

Studying the violation of parity and time-reversal invariance in atomic systems has proven to be a very effective means for testing the electroweak theory at low energy and searchi…

physics.atom-ph2014★ 48 cited

Optical clock sensitive to variation of the fine structure constant based on the Ho ion

V. A. Dzuba, V. V. Flambaum, Hidetoshi Katori

We study the Ho ion as a candidate for extremely accurate and stable optical atomic clock which is sensitive to the time variation of the fine structure constant. We demons…

physics.atom-ph2014★ 41 cited

Atomic properties of Cd-like and Sn-like ions for the development of frequency standards and search for the variation of the fine-structure constant

M. S. Safronova, V. A. Dzuba, V. V. Flambaum +3

A high-precision relativistic calculations of Cd-like Nd, Sm and Sn-like Pr, Nd atomic properties is carried out using an approach that combines conf…

physics.atom-ph2014★ 25 cited

Optical atomic clocks with suppressed black body radiation shift

Alexander Kozlov, Vladimir Dzuba, Victor Flambaum

We study a wide range of neutral atoms and ions suitable for ultra-precise atomic optical clocks with naturally suppressed black body radiation shift of clock transition frequency.…

physics.atom-ph2014★ 37 cited

Manifestations of nuclear CP-violation in ThO molecule

L. V. Skripnikov, A. N. Petrov, A. V. Titov +1

Investigations of CP violation in hadron sector may be done using measurements in the ThO molecule. Recent measurements in this molecule improved the limit on electron EDM by an or…

physics.atom-ph2014★ 64 cited

Study of highly-charged Ag-like and In-like ions for the development of atomic clocks and search for -variation

M. S. Safronova, V. A. Dzuba, V. V. Flambaum +3

We carried out detailed high-precision study of Ag-like Nd, Sm and In-like Ce, Pr, Nd, Sm, Eu highly-charged ions. These ions…

physics.atom-ph2014★ 2 cited

Effect of atomic electric quadrupole moment on positron binding

C. Harabati, V. A. Dzuba, V. V. Flambaum

Effect of the electric quadrupole moment, , is studied for positron-atom bound systems. It is demonstrated that for a.u. the electric quadrupole potential is sufficientl…

physics.atom-ph2014★ 37 cited

Combination of the single-double coupled cluster and the configuration interaction methods; application to barium, lutetium and their ions

V. A. Dzuba

A version of the method of accurate calculations for few valence-electron atoms which combines linearized single-double coupled cluster method with the configuration interaction te…

physics.atom-ph2014★ 62 cited

Atomic properties of superheavy elements No, Lr, and Rf

V. A. Dzuba, M. S. Safronova, U. I. Safronova

The combination of the configuration interaction method and all-order single-double coupled-cluster technique is used to calculate excitation energies, ionization potentials and st…

physics.atom-ph2014★ 119 cited

Time-reversal symmetry violation in molecules induced by nuclear magnetic quadrupole moments

V. V. Flambaum, D. DeMille, M. G. Kozlov

Recent measurements in paramagnetic molecules improved the limit on the electron electric dipole moment (EDM) by an order of magnitude. Time-reversal (T) and parity (P) symmetry vi…

physics.atom-ph2014★ 118 cited

Highly-charged ions for atomic clocks, quantum information, and search for -variation

M. S. Safronova, V. A. Dzuba, V. V. Flambaum +3

We propose 10 highly-charged ions as candidates for the development of next generation atomic clocks, quantum information, and search for -variation. They have long-lived metast…

physics.atom-ph2014★ 21 cited

Coherent and stochastic contributions of compound resonances in atomic processes: Electron recombination, photoionization and scattering

V. V. Flambaum, M. G. Kozlov, G. F. Gribakin

In open-shell atoms and ions, processes such as photoionization, combination (Raman) scattering, electron scattering and recombination, are often mediated by many-electron compound…

physics.atom-ph2014★ 21 cited

Scalar Static Polarizabilities of Lanthanides and Actinides

V. A. Dzuba, A. Kozlov, V. V. Flambaum

We calculate scalar static polarizabilities for lanthanides and actinides, the atoms with open or subshell. We show that polarizabilities of the low states are approximat…

physics.atom-ph2014★ 17 cited

Strongly enhanced atomic parity violation due to close levels of opposite parity

B. M. Roberts, V. A. Dzuba, V. V. Flambaum

We present calculations of nuclear-spin-dependent and nuclear-spin-independent parity violating amplitudes in Ba, Ra, Ac+, Th and Pa. Parity nonconservation in these systems is gre…