Second-order self-energy-vacuum-polarization contributions to the Lamb shift in highly charged few-electron ions

von Persson
Veröffentlicht in: Physical review. A, Atomic, molecular, and optical physics (1996)

Full QED calculations of two-photon exchange for heliumlike systems Analysis in the Coulomb and Feynman gauges

von Lindgren I
Veröffentlicht in: Physical review. A, Atomic, molecular, and optical physics (1995)

Convergence of relativistic perturbation theory for the 1s2p states in low-Z heliumlike systems

von Mårtensson-Pendrill
Veröffentlicht in: Physical review. A, Atomic, molecular, and optical physics (1995)

Many-body calculation of the 2p1/2,3/2-2s1/2 transition energies in Li-like 238U

von Ynnerman
Veröffentlicht in: Physical review. A, Atomic, molecular, and optical physics (1994)

Bound-state self-energy calculation using partial-wave renormalization

von Lindgren I
Veröffentlicht in: Physical review. A, Atomic, molecular, and optical physics (1993)

Accurate vacuum-polarization calculations

von Persson
Veröffentlicht in: Physical review. A, Atomic, molecular, and optical physics (1993)