Strict Positivity of a Relativistic Hamiltoniandue to Brown and Ravenhallc

@inproceedings{TIX1997StrictPO,
  title={Strict Positivity of a Relativistic Hamiltoniandue to Brown and Ravenhallc},
  author={C. TIX},
  year={1997}
}
  • C. TIX
  • Published 1997
We prove that the spectrum of a suitably projected Dirac operator-sometimes called no-pair operator { introduced by Brown and Ravenhall is bounded from below by some positive constant when the nuclear charge is below some critical charge. This bound improves a result obtained recently by Evans et al and disproves a conjecture made by Hardekopf and Sucher. 1… CONTINUE READING