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Resonant enhancement of oscillating electric field in atom

Atomic Physics 2018-12-05 v1 High Energy Physics - Phenomenology Nuclear Theory

Abstract

When an atom is placed into an oscillating electric field with frequency far from atomic resonances, the atomic electrons partly shield this field at the nucleus. It is conjectured that when the frequency of electric field reaches an atomic resonance, the electric field at the nucleus may be significantly enhanced. In this paper, we systematically study the mechanisms of this enhancement and show that it may reach five orders in magnitude in particular cases. As an application, we consider laser-assisted neutron capture in 139-Lanthanum nucleus and screening and resonance enhancement of nuclear electromagnetic transitions by electrons.

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Cite

@article{arxiv.1810.02601,
  title  = {Resonant enhancement of oscillating electric field in atom},
  author = {V. V. Flambaum and I. B. Samsonov},
  journal= {arXiv preprint arXiv:1810.02601},
  year   = {2018}
}

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9 pages