Questions tagged [feynman]

{feynman} is for questions relating to Feynman diagrams, which are pictorial visualizations of certain physical processes involving subatomic particles. Use the {tikz-feynman} tag if your question is related to the TikZ-Feynman package.

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How to draw these diagrams?

I am writing my Masters thesis and I need to draw some diagrams that look like this: I have been drawing many Feynman diagrams already, but I am not completely sure if this can be drawn with the same ...
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1 answer
87 views

Positioning of math in Tikz-Feynman

I'm trying to write an equation with a Feynman diagrams inside. My code is: \begin{equation*} i\mathcal M_t= \feynmandiagram[inline=(d),vertical= b to d]{ a[particle={$p_1$}] -- [fermion] b ...
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1 answer
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Using feynmf for Feynman Diagrams

I am using \usepackage{feynmf} to draw Feynman diagrams. However, I have an issue with the labeling of my vertices. For some charts, it puts the vertex label right in the lines. For example, see the ...
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17 votes
2 answers
719 views

Is there a way to find out the correct order to load packages?

I recently made some extension to an old document of mine, and it stopped compiling. Luckily I am aware of the package ordering issue, especially with the notorious hyperref package. However, I am not ...
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1 answer
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Cannot fix wonky vertical Feynman diagrams created with tikz

I am struggling to get the diagrams I create with tikz to 'spread out' correctly. I thought it could be an issue with the environment of my main work or the text being either side of it etc so I tried ...
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Missing FeynMF labels in TeXworks 0.6.6

I wrote the following code to depict a sum of two diagrams. I usually used only overleaf but given the dimension of the document I am writing I needed to download and use TeXworks. However, the ...
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1 vote
1 answer
61 views

How to create Feyman Diagrams with feynmp?

I'm never used this package and I dont know how to use it to draw the diagramas. Tried to draw some examples I found, but they dont even apear on my pdf file. I saw on other forums that I had to run a ...
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0 answers
26 views

Submitting a file with feynmp-auto to ArXiv

I have this code: \documentclass[12pt]{article} \usepackage{amsmath,amssymb,amsfonts,amsthm,hyperref} \usepackage{graphicx,multirow,caption,bbm,latexsym,epsfig} \usepackage{...
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How can I draw a momentum arrow in feynmf?

My question is similar to the one from this post: How does one draw a momentum arrow along a line in feynmf?. However, I want to know if it is possible to draw a momentum arrow along a line using the ...
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3 votes
2 answers
305 views

How to create these Feynman diagrams with TikZ?

I looked through the examples of building Feynman diagrams with TikZ, however I am still struggling to build them. Could you please help me with it? I have attached the picture of desired diagrams ...
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1 vote
1 answer
91 views

Using feynmp in overleaf

I'm trying to create this diagram in overleaf: I can create this on texstudio by using the package feynmp, the code is as follows: \begin{fmffile}{diagram} \begin{fmfgraph*}(100,50) \fmfcmd{ ...
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1 vote
1 answer
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Please help with naming the label on Feynman diagram

I want to get this Feynman diagram: I have following code, however when I add \(g(b,\overline a)\) , I get many errors. Could you please tell me how should I get desired result? \begin{center} \...
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1 answer
146 views

How to draw Feynman diagrams without using LuaLatex in Overleaf?

I am new to drawing Feynman diagrams in Latex, however I found some sources and try to implement them. I managed to draw the diagrams using LuaLatex, however it makes changes to other things in the ...
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0 votes
1 answer
81 views

what latex package should i use to get these diagrams?

im trying to use latex to draw out diagrams from lambda phi 4 theory and they look a bit like this: what packages do I use to achieve drawings like this? and how exactly do i do it? I'm really new to ...
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2 votes
1 answer
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Operator matrix element Feynman diagrams

I am trying to draw the following cutted diagram but I don't know how to do it. I am using feynmf for the Feynman diagrams for my thesis since tikz-feynman requires lualatex and it gives enormous ...
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  • 147
2 votes
1 answer
70 views

2-loop diagram with Feyn-TikZ

I am trying to generate a 2-loop diagram using Feyn-TikZ. Concretely, I am writing the following commands: \begin{tikzpicture} \begin{feynman} \vertex (i1) {\(s\)}; \vertex [above right=of i1] (a); \...
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  • 51
3 votes
1 answer
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Loop in disconnected diagram not showing with tikz-feynman

I am trying to make the following disconnected diagram using tikz-feynman My attempt: \documentclass{standalone} \usepackage[compat=1.1.0]{tikz-feynman} \begin{document} \begin{tikzpicture} ...
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2 votes
1 answer
67 views

Adjacent circle propagator is bigger in tikz-feynman

I'm trying to reproduce the following Feynman diagram using tikz-feynman. This is the code that I have tried \begin{tikzpicture}[baseline=(current bounding box.center)] \begin{feynman} \vertex (x); \...
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2 votes
2 answers
138 views

tikzpicture, feynman, equation

How can I put the expression beginning from the center of this diagram? the expression is a bit higher, I want it at a lower and close-center position. \documentclass{article} \usepackage{tikz} \...
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1 vote
0 answers
53 views

Reduce size of Feynman diagram

is it possible to reduce the size of this diagram? \begin{tikzpicture} \begin{feynman} \vertex(d1) {\(d\)}; \vertex[right=5cm of d1] (u1) {\(u\)}; \vertex[above right=0....
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  • 11
1 vote
2 answers
77 views

External vertex label placement in feynmp

I want to draw a simple e+e- -> 2 gamma feynman diagram using feynmp and I want the external vertex labels to be very close to the edges of the lines because I'm low on space. I know that: ...
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  • 131
0 votes
1 answer
150 views

Create bremsstrahlung feynman diagram with feyngraph

I'm using Latexit to create feynman diagrams and I'd like to create a bremsstrahlung diagram similar to this one but I don't know how to go about getting the nucleus to be vertically below one vertex,...
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  • 131
1 vote
0 answers
33 views

Controlling Margins When Using axodraw4j

Summary of my question I cannot set reasonable margins while using the axodrawj4 package. In particular, the text in my document overlaps with my page numbers. Full Question I am using LaTex on Ubuntu ...
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-1 votes
2 answers
143 views

How to draw Bethe-Salpeter equation using tikz-Feynman?

I'm a beginner of tikz-feynman. I'd like to ask how to draw the Bethe-Salpeter equation using the package Tikz-Feynman as shown in the following? The standard tutorial from the official website doesn'...
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0 votes
1 answer
118 views

How do I create bottom braces decorations with Tikz-Feynman? [duplicate]

I'm trying to create a brace on the bottom in Tikz Feynman, but no matter what I try, the brace remains on the bottom. This is what I have: And this is what I want: Sorry if the annotation was a bit ...
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0 votes
1 answer
67 views

how to plot a red dot?

I wanna plot a feynman diagram as below. I plotted the diagram but don't know how to add the red dot. my latex code is below. Anyone can give me a favor? \documentclass{standalone} \usepackage[compat=...
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0 votes
1 answer
110 views

How to draw this Feynman diagram?

I have the following Feynman diagram, which I obtained from an article. I want to draw a similar diagram, so I went through the tikz package but didn't understand how to draw this specific diagram. ...
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  • 456
2 votes
1 answer
130 views

Change angles, lengths and widths in feynmf

I'm trying to draw the following diagram in feynmf: I want to do it in feynmf because it's easy to do in LaTeXiT which means that it automatically comes out with a transparent background, and because ...
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  • 131
0 votes
4 answers
398 views

Drawing feynman diagram with Feynmf

I'm trying to create the diagram below using the feynmf package, but I'm extremely inexpert and I don't know where to start to create the two protons that enter the blob. Im happy for the two blue ...
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  • 131
1 vote
3 answers
145 views

Equal length to vertices in feynmf

I want to draw the following feynman diagram using feynmf: I'm happy for the solid blue line to be replaced by a dashed line, but I can't for the life of me work out how to get everything looking ...
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  • 131
1 vote
4 answers
264 views

Use Feynmp to create feynman diagram in LaTeXiT

I want to create a Feynman diagram using LaTeXiT. I have followed the instructions here http://osksn2.hep.sci.osaka-u.ac.jp/~taku/osx/feynmp.html to install feynmp and the instructions here http://...
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  • 131
0 votes
2 answers
116 views

Photon without arrows using feynmp-auto

I have this MWE created with feynmp-auto, \documentclass[a4paper,12pt]{article} \usepackage{mathtools,amssymb} \usepackage{feynmp-auto} \begin{document} \begin{fmffile}{draw} \begin{fmfgraph*}(100,...
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  • 46.3k
2 votes
1 answer
80 views

Momentum with photons and bubble with feynmp-auto

I like the drawing, and I want answer to this question: Loops in tikz-feynman more circular. I have found, after many attemps, in this link, how to put the momentum. There is this newcommand named \...
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  • 46.3k
0 votes
0 answers
65 views

How to draw Feynman diagrams with vertex dotted as in the picture

I would like to draw Feynman diagrams using Feynmf. However, I cannot find a way to have a dot in the middle of wavy lines just like the picture below. Moreover, I cannot find a way to draw a circle ...
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  • 113
2 votes
1 answer
142 views

Feynman diagrams: curved arrow to use into feyn package

I wanted to draw the same figure of this question Hartree Fock Feynman diagrams using feyn package: The curved arrow are specific of feynmp package for me complicated because I have not understood ...
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0 votes
2 answers
694 views

How to draw Electron self energy diagram at 1 loop

I have a little knowledge about drawing feynmandiagrams in latex, I would like to add a diagram shown below to my latexfile in overleaf,(I need a big picture which cover half of the A4 size page) for ...
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0 votes
1 answer
132 views

Full electron propagator in latex

I want to draw a diagram as shown below in overleaf, please help me
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  • 231
1 vote
1 answer
164 views

An equation with Feyman diagrams inside

I want to include this equation number 6.87 and 6.88 as same as in the screenshot to my project, please give some help to do this...
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  • 231
0 votes
2 answers
222 views

Photon selfenergy diagram in LaTeX

I am typing my project using LaTeX, I need to insert a photon self-energy diagram with symmetric moments in centre alignment This is what I need: Please help me...
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  • 231
3 votes
2 answers
309 views

Hartree Fock Feynman diagrams

I am trying to reproduce the Feynman graph of the Hartree-Fock self energy, composed of two term (exchange and Coulomb), as in the figure: I have tried the code below, the second term is ok, but I am ...
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1 vote
0 answers
41 views

Adding an additional loop in the given diagram

Consider the following code: \documentclass{article} \usepackage{tikz} \usepackage{tikz-feynman} \begin{document} \begin{tikzpicture}[baseline=(current bounding box.center)] \begin{feynman} \vertex (...
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1 vote
1 answer
61 views

'Half right' command seems not working when drawing Feynman diagram

Consider the folowing code: \documentclass{article} \usepackage{tikz} \usepackage{tikz-feynman} \begin{document} \begin{tikzpicture}[baseline=(current bounding box.center)] \begin{feynman} \vertex (...
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1 vote
1 answer
495 views

TikZ-Feynman does not print the "crossed dot". What is the right syntax?

I am using the package tikz-feynman to draw feynman diagrams with latex. I would like to reproduce the following diagram Reading the user manual of the package tikzfeynman, one discovers that to draw ...
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5 votes
3 answers
2k views

How can I draw this Feynman diagram?

I wonder how to draw this Feynman diagram. I read the document about tikz-Feynman, but it seems that the document does not explain the above somewhat complicated diagram.
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3 votes
1 answer
297 views

Drawing Yukawa Vacuum Diagram with `tikz-feynman`

I'm trying to draw of the vacuum diagrams in Yukawa theory with tikz-feynman, but I'm having some trouble doing the fermion loops that start and end at the same point. Here is my current attempt: \...
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0 votes
1 answer
215 views

how to draw feynman diagram via TikZ-Feynman [closed]

How can I draw this diagram through TikZ-Feynman. thank you.
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0 votes
1 answer
161 views

Feynman diagram using tikz

I am trying to write a code to produce a Feynman diagram as given below. The code I have written down so far is this. \feynmandiagram [vertical=f1 to f2] { anu [particle=\(\overline{\chi}\)] -- [...
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  • 187
3 votes
2 answers
722 views

Creating Feynman Diagrams With Usepackage feynmf

Here is a MWE (minimal-working example): \documentclass{article} \usepackage[utf8]{inputenc} \usepackage{feynmf} \begin{document} \begin{fmffile}{diagram} \noindent Here is a simple Feynman diagram: ...
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1 vote
1 answer
79 views

Unable to horizontal align diagrams

I have these 3 Feynman diagrams. I want them in a single horizontal line but I'm unable to do so. \documentclass[11pt]{article} \usepackage[utf8]{inputenc} \usepackage{siunitx, threeparttable} \...
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  • 456
1 vote
1 answer
206 views

Draw an horizontal line for a counterterm with TikZ-Feynmann

I'm trying to draw the counterterm of a propagator for a scalar theory. I want to represent it with a black square. However, when I use TikZ the line is not completely horizontal. It's a probably ...
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