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Spectral function for finite nuclei in the local-density approximation

1994/10/10 by D. Van Neck, Dimitri Van Neck, A.E.L. Dieperink +2 · 2 citations
Physics and Astronomy · #Atomic physics #Condensed matter physics #Density functional theory #Function (biology) #High-Energy Particle Collisions Research #Light cone #Local-density approximation #Momentum (technical analysis) #Nuclear matter #Nuclear physics research studies #Nucleon #Physics #Quantum Chromodynamics and Particle Interactions #Quantum electrodynamics #Quantum mechanics #Quasiparticle #Spectral function #Spectral line #Statistical physics #Valence (chemistry) #nucl-th

paper · pdf · doi:10.1103/physrevc.51.1800

published as Phys.Rev.C51:1800-1808,1995 · 21 pages + 9 figures available upon request, RevTex, preprint KVI-1087

arxiv created 1994/10/10 · openalex publication_date 1995/04/01 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

The spectral function for finite nuclei is computed within the framework of the local-density approximation, starting from nuclear matter spectral functions obtained with a realistic nucleon-nucleon interaction. The spectral function is decomposed into a single-particle part and a ``correlated'' part; the latter is treated in the local-density approximation. As an application momentum distributions, quasiparticle strengths and overlap functions for valence hole states, and the light-cone momentum distribution in finite nuclei are computed.

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