By S. G. Karshenboim (auth.), Savely G. Karshenboim (eds.)
This is the 3rd in a sequence of topical-review volumes in regards to the precision physics of easy atoms all released in LNP. The simplicity of atoms permits one to take advantage of them as a device to discover results past atomic physics starting from basic constants and primary symmetries to particle and nuclear houses. This quantity, like its predecessors, provides multidisciplinary remedies of vital parts and new advancements inside of precision physics. It concentrates on new subject matters and people now not handled within the prior volumes. for instance, at the proton constitution and its results at the strength degrees, on uncomplicated molecules, on atoms a bit of extra advanced than hydrogen (such as lithium), on unique atoms and atoms with unique nuclei.
The publication features a foreword by way of Nobel Prize Laureate Theodor Hänsch.
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Example text
One of the most frequently used method that incorporates self-interaction correction was proposed by Perdew and Zunger [133]. Definitely improved results can be obtained by this method. For a review see [143]. Another method, that goes beyond the local density approximation is the weighted density approximation (WDA) [144]. The gist of this approximation, which leads to nonlocal energy functional, is a more careful transcription of the exchange-correlation hole of the homogeneous electron gas to the case of an inhomogeneous system.
131] found that the calculated one-electron and total energies were very close to that of the Hartree—Fock method. Norman and Koelling [132] combined the optimized effective potential method with the technique of including self-interaction correction proposed by Perdew and Zunger [133]. The optimized effective potential method was generalized for the spin polarized case by Krieger et al. [49]. Krieger et al. [49] introduced an approximate OPM method. Recently, an alternative derivation to the KLI method was proposed [134].
Nagy / Physics Reports 298 (1998) 1—79 As we have already seen the excitation energy is not simply the difference of the one-electron energies. The extra term jE /jw" U is generally not zero. At certain values of w it gives a significant L contribution. The function jE /jw" U for atoms B, C, O, Mg, Si, S, and P has an almost linear L dependence on w. On the other hand, for the atoms F, Cl and Na there is a value w"w , where it disappears. It means that at w the excitation energy can be simply given by the difference !