Momentum Distribution and Renormalization Factor in Sodium and the Electron Gas

Autor: David M. Ceperley, Jeongnim Kim, Valerio Olevano, Arezki Issolah, J. Aleksi Soininen, Ken Esler, Tuomas Pylkkänen, Jeremy McMinis, Andrey Titov, Simo Huotari, Keijo Hämäläinen, Markus Holzmann

Publikováno v: Physical Review Letters
Physical Review Letters, American Physical Society, 2010, 105 (8), pp.086403. ⟨10.1103/PhysRevLett.105.086403⟩
Physical Review Letters, 2010, 105 (8), pp.086403. ⟨10.1103/PhysRevLett.105.086403⟩

We present experimental and theoretical results on the momentum distribution and the quasiparticle renormalization factor in sodium. From an x-ray Compton-profile measurement of the valence-electron momentum density, we derive its discontinuity at th

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https://hal.archives-ouvertes.fr/hal-00533335