Green's function approach to the quantum many-body theory of the solid state

• 1 June 1967
• journal article
• research article
• Published by Springer Nature in The European Physical Journal A
• Vol. 205  (3) , 249-271
• https://doi.org/10.1007/bf01326249

Abstract

Keywords

• CRYSTALLINE STATE
• COLLECTIVE MODE
• COLLECTIVE EXCITATION
• PHASE TRANSITION POINT
• MASS OPERATOR