Difference between revisions of "Weighted density approximation"

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{{Stub-general}}
 
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In this approximation the free energy depends on
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the weighted density, that is: some average of the
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density.
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==References==
 
==References==
 
#[http://dx.doi.org/10.1016/0038-1098(77)91185-1 O. Gunnarsson, M. Jonson and B. I. Lundqvist "Exchange and correlation in inhomogeneous electron systems", Solid State Communications  '''24''' pp. 765-768 (1977)]
 
#[http://dx.doi.org/10.1016/0038-1098(77)91185-1 O. Gunnarsson, M. Jonson and B. I. Lundqvist "Exchange and correlation in inhomogeneous electron systems", Solid State Communications  '''24''' pp. 765-768 (1977)]

Revision as of 10:47, 9 October 2007

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In this approximation the free energy depends on the weighted density, that is: some average of the density.

References

  1. O. Gunnarsson, M. Jonson and B. I. Lundqvist "Exchange and correlation in inhomogeneous electron systems", Solid State Communications 24 pp. 765-768 (1977)
  2. J. A. Alonso and L. A. Girifalco "Nonlocal approximation to the exchange potential and kinetic energy of an inhomogeneous electron gas", Physical Review B '17 pp. 3735 - 3743 (1978)
  3. O. Gunnarsson, M. Jonson and B. I. Lundqvist "Descriptions of exchange and correlation effects in inhomogeneous electron systems" Physical Review B 20 3136 - 3164 (1979)