Study
[random phase approximation]
Struggler J.
2022. 1. 19. 16:16
https://en.wikipedia.org/wiki/Random_phase_approximation
Random phase approximation - Wikipedia
From Wikipedia, the free encyclopedia Jump to navigation Jump to search Ring diagrams that are summed up in order to obtain the RPA approximation. Above bold lines stand for interacting Green functions, non-bold lines stand for non-interaction Green functi
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