Lec. 02, Part 2/3 – Multiloop Renormalization (winter '20/'21) · TU Dresden
Channel: QFT Dominik Stoeckinger
Date: 09/11/2020

Specialization Lecture as held in the winter semester of 2020/2021 at the Technical University Dresden (Technische Universität Dresden)

Lecture and conception: Dominik Stöckinger
Video editing: Baibhab Ray


Second Lecture, Part 2 – 06 November 2020, ASB/0114/U


Content:

0:00:00 – Interval
0:00:17 – 1.7 Power Counting and Momentum Derivatives
First: Power counting

[incl.
    0:03:17: Master formula
    0:06:30: 1-Loop examples
    0:08:51: General case (scalar field theory; incl. topological formula and incidence formula)
]
0:25:18: Momentum derivatives
(incl.:
    0:30:57: Shed light on 2-loop self energy (without overlapping divergences)
    0:39:39: Shed light on 2-loop self energy (w/o overl. div.) + sub-renormalization
   0:46:57: Shed light on 2-loop self energy (with overlapping divergeces)

)