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4 votes
0 answers
44 views

References discussing renormalizability via Sobolev norms

Hawking & Hertog's paper Living With Ghosts has a nice introduction in which the authors discuss the issue of renormalizability of a field theory in terms of Sobolev norms. More specifically, they ...
2 votes
0 answers
129 views

Prerequisites to learn/work on double copy theory and amplitude methods for gravity

I am a PhD student in classical gravity; specifically in BH perturbation and GW. I am interested in learning about the double copy and the use of scattering amplitudes in understanding GW physics. I ...
1 vote
1 answer
53 views

Reference request: scalar $O(N)$ gauge theory

I am interested in scalar $O(N)$ gauge theory and what you can do with it. Is there a standard reference section in a textbook/monograph/paper/whatever that has a decent overview? Wikipedia has a ...
0 votes
0 answers
54 views

Independence of $S$-matrix in QED of a gauge of EM field

Due to existence of several ways to fix a gauge of an EM field in QED, there are several ways to quantize it. That leads to non-uniqueness of photon propagator and hence to non-uniqueness of integrals ...
0 votes
1 answer
69 views

Textbook for Feynman Diagrams

I need to get an understanding of Feynman diagrams, something I currently have basically no knowledge of, and I am looking for a good textbook/place to start. I have finished my 3rd year undergrad, ...
0 votes
0 answers
58 views

References for Bulk-Boundary correspondence

I have been reading the Quantum Hall Effect from Prof. David Tong's lecture notes. In the Edge Mode chapter, he talked about Bulk-Boundary correspondence where he reproduces the Laughlin wavefunctions....
5 votes
1 answer
257 views

Renormalization in quantum field theory by discretizing space (but not time)

I'm a mathematician slowly trying to learn quantum field theory and I have a small question about renormalization, which I still have a shaky understanding of. One common way to explain what's ...
1 vote
0 answers
75 views

Use of mathematical structure on physics [closed]

I want resources for studying in detail the connection between the mathematical structures of physical theories and said physical theories. For example, i know what a Hilbert space or a principal ...
1 vote
0 answers
32 views

A reference request on fundamental modular domains in the context of Gribov ambiguity

I see that there are some references in the post PE on the Gribov ambiguity. However, resolution of this ambiguity, as stated in wiki, is to find the fundamental modular region (FMR). I looked into ...
1 vote
1 answer
79 views

Quantum effective action for Yang-Mills theories

During a course I came across a formula for the quantum effective action of a Yang-Mills theory in euclidean space and it appears like this (some indices may be dropped but I hope that won't be a ...
-1 votes
1 answer
100 views

Self Understanding the technical concepts of Quantum Mechanics [duplicate]

So I have always been passionate in physics but recently I began to take a greater interest in learning more than the curriculum of my age. I have a significant theoretical understanding of quantum ...
0 votes
0 answers
75 views

Point-splitting regularization for anomaly in curved spacetime

In flat spacetime, the point-splitting regularization for (chiral) anomaly is discussed in great details in Peskin and Schroeder's QFT. Does anyone know any good references for calculating anomaly ...
1 vote
0 answers
75 views

Lecture Notes or videos closely following Peskin & Schroeder QFT chapter 6 and chapter 7 (Radiative Correction)

I am looking for Lecture Notes or videos closely following Peskin & Schroeder QFT chapter 6 and chapter 7 (Radiative Correction). I will be glad if someone suggest that.
2 votes
1 answer
143 views

Set of problems on path integration technique with solutions?

Does there exist a book, lecture notes, or a collection of problem sets, that contains a big number of problems in path integration technique, with solutions, akin to books that contain multitudes of ...
0 votes
0 answers
39 views

Vorticity in quantum field theory

Can you refer some good papers to read on quantum field vortices, and a comparison with classical field vortices?

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