Condensed Matter Physics, 2017, vol. 20, No. 4, 43001
DOI:10.5488/CMP.20.43001           arXiv:1712.05325

Title: Reference system approach within the white-dwarfs theory
Author(s):
  M.V. Vavrukh (Department of Astrophysics, Ivan Franko National University of Lviv, 8 Kyrylo and Methodiy St., 79005 Lviv, Ukraine) ,
  D.V. Dzikovskyi (Department of Astrophysics, Ivan Franko National University of Lviv, 8 Kyrylo and Methodiy St., 79005 Lviv, Ukraine) ,
  N.L. Tyshko (Department of Astrophysics, Ivan Franko National University of Lviv, 8 Kyrylo and Methodiy St., 79005 Lviv, Ukraine)

Reference system approach of non-relativistic electron fluid theory was adapted for calculation of characteristics of the electron-nuclear model at the densities typical of degenerate dwarfs. Two- and three correlation functions of degenerate relativistic electron gas have been calculated in the momentum-frequency representation in the local field approximation. Main contributions of the Coulomb interactions to the energy and equation of state of the model at T=0 K have been calculated in the adiabatic approximation.

Key words: electron-nuclear model, correlation functions, local field correction function, zero-temperature energy, equation of state
PACS: 05.30.Fk, 97.20Rp, 97.60Bw


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