Projection operator approach to the self-energy

DOI10.1006/APHY.1996.0006zbMath0837.46059OpenAlexW2085089242MaRDI QIDQ1906336

F. Capuzzi, C. Mahaux

Publication date: 17 April 1996

Published in: Annals of Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1006/aphy.1996.0006

zbMATH Keywords

self-energyDyson's equationextended projection operatorsFeshbach's projectiongeneralized optical-model potentialMøller operatorsstationary formalism

Mathematics Subject Classification ID

Axiomatic quantum field theory; operator algebras (81T05) Perturbation theories for operators and differential equations in quantum theory (81Q15) Applications of functional analysis in quantum physics (46N50)

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