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Single particle energies in the many-particle green's function formalism

โœ Scribed by J.E. Young


Publisher
Elsevier Science
Year
1963
Weight
207 KB
Volume
4
Category
Article
ISSN
0031-9163

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Single-Particle Self-Energy in Many-Body
โœ N. Giovanardi; P. Donati; P.F. Bortignon; R.A. Broglia ๐Ÿ“‚ Article ๐Ÿ“… 2000 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 253 KB

The properties of the self-energy of single-particle states in different many-body systems are studied as a function of the excitation energy | and of the temperature T of the system. Two cases are considered: the coupling to uncorrelated and to correlated particle-hole excitations.