Topic outline

  • Week 6: Many-body Green's functions and other topics

    Green's functions, Feynman diagrams and mediated interactions.

    Section 7.3 (The single-particle Green's function of a many-body system) in Bruus & Flensberg.
    Chapter 11 (Feynman diagrams and pair interactions) in Bruus & Flensberg.
    • Assignment icon
      Week 6 prelecture assignment
    • File icon
      Week 6 lecture jupyter notebook File
      Archive (ZIP)

      Updated 14.2.2023: added Monday's videos and solutions.

      Updated 15.2.2023: fixed a few typos and added picture of Hartree and Fock diagrams.

      Updated 19.2.2023: added Thursday's videos and solutions.

    • File icon
      Green's functions at zero temperature, Mahan File
      PDF document
      Not available unless: You belong to any group

      G. Mahan, Many-Particle Physics, pages 65 to 89.

    • Quiz icon
      Week 6, Monday quiz
    • Quiz icon
      Week 6, Wednesday quiz
    • Quiz icon
      Week 6, Thursday quiz
    • File icon
      Nightreading week 6: Taylor and interference fringes with feeble light File
      PDF document
      Not available unless: You belong to any group

      G. I. Taylor, Interference fringes with feeble light, Proc. Camb. Phil. Soc. 15, 114 (1909).

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Week 7: Dyson equation and self-energy