English

Ionization Potential of the Helium Atom

Atomic Physics 2009-11-07 v1

Abstract

Ground state ionization potential of the He^4 atom is evaluated to be 5 945 204 221 (42) MHz. Along with lower order contributions, this result includes all effects of the relative orders alpha^4, alpha^3*m_e/m_alpha and alpha^5*ln^2(alpha).

Cite

@article{arxiv.physics/0105108,
  title  = {Ionization Potential of the Helium Atom},
  author = {Vladimir Korobov and Alexander Yelkhovsky},
  journal= {arXiv preprint arXiv:physics/0105108},
  year   = {2009}
}

Comments

4 pages

R2 v1 2026-07-22T18:51:31.368Z