Abstract
We prove the first correction to the leading Thomas-Fermi energy for the ground state energy of atoms and molecules in a model where the kinetic energy of the electrons is treated relativistically. The leading Thomas-Fermi energy, established in [25], as well as the correction given here, are of semiclassical nature. Our result on atoms and molecules is proved from a general semiclassical estimate for relativistic operators with potentials with Coulomb-like singularities. This semiclassical estimate is obtained using the coherent state calculus introduced in [36]. The paper contains a unified treatment of the relativistic as well as the nonrelativistic case.
Originalsprog | Engelsk |
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Tidsskrift | Communications on Pure and Applied Mathematics |
Vol/bind | 63 |
Udgave nummer | 1 |
Sider (fra-til) | 39-118 |
ISSN | 0010-3640 |
Status | Udgivet - jan. 2010 |