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.

Filter by
Sorted by
Tagged with
2 votes
1 answer
45 views

How to draw a colored Feynman diagram with tikz-feynman?

I am trying to draw the diagram below on latex. I am not sure where to begin. I searched a lot but couldn't find any resolution. Here's what I faced: It was easy to draw the line from left to right. ...
1 vote
1 answer
65 views

Tadpole Feynman Diagram with missing momentum arrow

I am trying to create a tadpole diagram that is a photon that is vertical with a scalar loop attached to the top that has some momentum $l$. Here is what I have so far: \documentclass[11pt,a4paper]{...
1 vote
1 answer
74 views

Feynman Diagram issues with tikz-Feynman

I am trying to create the following (crudely drawn) Feynman diagram: but the code I currently have is running into issues. I am using tikz-feynman with version compat=1.1.0. Here is the code I ...
2 votes
1 answer
1k views

Very common question: Feynman Diagrams in LaTeX

I know about a lot of solutions how to draw Feynman diagrams in LaTeX. Unfortunately, none of them is perfect. I know about TikZ-Feynman and it is the best variant (may be) but I do not understand how ...
0 votes
0 answers
63 views

Feynman nested loop diagrams

I am trying to reproduce the following Feynman diagrams: and facing with some difficulties. It would be great to have some hints how to deal with these kinds of diagrams, i.e. with second and higher ...
1 vote
0 answers
37 views

Unrecognized environment error in TeXstudio [closed]

I've created a document in Overleaf in which I code some Feynmann diagrams, using the feynmp package. I create them with the following structure: \begin{fmffile}{W1} \begin{fmfgraph*}(40,25) % Diagram ...
3 votes
2 answers
133 views

Rotate a set of points in Tikz figure

I am trying to draw some Feynman diagrams using TikZ. An object I need to use several times is the one in the picture below. But depending on the case I'd like to present it in one of the two ways in ...
4 votes
1 answer
223 views

Writing equation at right of image

I want to write an equivalent expression correspond to an image. A representative image should look like So far I tried \begin{wrapfigure}{l}{0.25\textwidth} \scalebox{0.4}{ \begin{tikzpicture} ...
0 votes
0 answers
32 views

Disconnected loop Feynman diagrams

I'm trying to obtain the disconnected loop diagrams in the pictures in latex, it could be fine with any Feynman diagrams package. Could you give me some suggestions? [
0 votes
1 answer
264 views

Two horizontal lines and the rest below them in Tikz Feynman

I am struggling with getting things aligned as I want them. I am trying to draw an effective vertex with two fermion lines horizontally aligned and many scalar fields with tadpoles connected to it. ...
3 votes
1 answer
154 views

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 ...
0 votes
1 answer
626 views

Drawing Feynman Diagram in Latex with feynarts.sty

I am trying to draw Feynman diagram with feynarts.sty in MikTek2.9. However, I get diagram with nothing only label. This is the same problem as Feynman diagrams with feynarts but his solution doesn'...
0 votes
1 answer
404 views

How to draw Feynman diagrams without using LuaLatex in Overleaf? [duplicate]

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 ...
2 votes
1 answer
91 views

Feynman diagrams - changing the vertical line

I'm trying to draw the Feynman diagrams of the Higgs decay modes: \begin{fmffile}{feyngraph4} \begin{fmfgraph*}(120,60) %\fmfstraight \fmfleft{i1,i3} \fmfright{o1,o2,o3} \fmf{gluon}{...
2 votes
0 answers
82 views

Feynman diagrams position in the text

I'm trying to draw two Feynman diagrams and the definition of the objects changes its form. \begin{figure}[htp!] \hspace{1.5cm} \subfloat[ \\ diagram 1.]{ \begin{fmffile}{feyngraph} \begin{...
0 votes
1 answer
164 views

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 ...
2 votes
1 answer
365 views

Feynman diagram using TikZ-Feynman package

I tried to use TikZ-Feynman package to plot Feynman diagram as shown in here. I used: \documentclass{article} \usepackage{tikz} \usepackage[compat=1.0.0]{tikz-feynman} \begin{document} \...
0 votes
1 answer
114 views

modifying my feynman digram: drawing square and lines coming out of it

I have the following code: \documentclass[border=3mm]{standalone} \usepackage{tikz-feynman} \usetikzlibrary{shapes.geometric} \usepackage{amsmath} \begin{tikzpicture} \begin{feynman} \node[shape=...
7 votes
2 answers
1k views

Feynman diagram by LaTex

I have plotted the following with paint: I need to replace it by LaTex. I searched through this website I found some information about drawing Feynman diagram with LateX, but none of them matches my ...
0 votes
0 answers
38 views

feynmp for mixing vertex between two photons

I'm trying to draw a feynman diagram like the one in the picture in latexit, but currently it doesn't output anything at all. Can someone help? \documentclass[10pt]{article} \usepackage[usenames]{...
5 votes
2 answers
224 views

Feynman diagrams: Package pgfkeys Error: I do not know the key '/tikz/empty dot' and I am going to ignore it. Perhaps you misspelled it

I am trying to draw a specific feynman diagram using tikz-feynman. It plots it almost correctly apart from the fact that I get this error Package pgfkeys Error: I do not know the key '/tikz/empty dot'...
2 votes
2 answers
189 views

Ugly Feynman diagrams from Tikz

The following code, \documentclass{article} % lualatex \usepackage{tikz-feynman} \begin{document} \begin{figure}[h!] \centering \begin{align} \feynmandiagram [inline=(b), horizontal=a to b, layered ...
1 vote
0 answers
55 views

Ugly Feynman diagrams from Tikz PART2

The following code, \documentclass{article} % lualatex \usepackage{tikz-feynman} \begin{document} \begin{figure}[h!] \centering \begin{align} \feynmandiagram[inline=(b), horizontal=b to c, layered ...
1 vote
2 answers
91 views

Feynman diagram using tikz-feynman package has wrong size

I have a simple question comming the following code: \documentclass{article} % lualatex \usepackage{tikz-feynman} \begin{document} \begin{figure}[h!] \centering \feynmandiagram [inline=(b), ...
1 vote
1 answer
295 views

How to rotate/reflect lines of Feynman diagram - TikZ-Feynman

I'm trying to make the following Feynman diagrams via the TikZ-Feynman package, but I can't skew / rotate the lines as I would like. For example, for the first one, I can't keep all the input terms on ...
0 votes
3 answers
766 views

Anomalous Green's function

Is it possible to draw a line (or double line) with two out-out or into-into arrows in feynmf? Such (anomalous) diagrams appear, e.g. in perturbation theory of Bose condensates. Following http://...
4 votes
1 answer
338 views

TikZ-Feynman line with mixed styles

I'm trying to draw Feynman diagrams like the ones in this article with tikz-feynman: I don't know how to make these edges that switch from straight to wiggly. I suppose I could break them up as two ...
0 votes
1 answer
293 views

How to draw a feynman triangle loop using feynMF package?

I am trying to produce this diagram: So far my code looks the following: \documentclass{article} \usepackage{caption} \usepackage{feynmp-auto} \unitlength=1mm \begin{document} \begin{figure}[h] ...
0 votes
1 answer
373 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 ...
1 vote
1 answer
159 views

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 ...
17 votes
2 answers
998 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 ...
1 vote
1 answer
201 views

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 ...
0 votes
0 answers
50 views

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 ...
0 votes
1 answer
106 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 ...
14 votes
1 answer
11k views

Error when using TikZ-Feynman package

Today I downloaded and installed the new TikZ-Feynman package to draw Feynman diagrams. I included the packages \usepackage{tikz} \usepackage{tikz-feynman} \tikzfeynmanset{compat=1.0.0} \...
1 vote
1 answer
248 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 ...
1 vote
4 answers
496 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://...
0 votes
0 answers
161 views

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 ...
3 votes
2 answers
704 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 ...
1 vote
1 answer
289 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{ ...
1 vote
1 answer
53 views

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} \...
3 votes
1 answer
162 views

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} ...
2 votes
1 answer
121 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); \...
2 votes
1 answer
110 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); \...
2 votes
2 answers
455 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} \...
1 vote
0 answers
102 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....
1 vote
2 answers
171 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: ...
0 votes
1 answer
313 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,...
1 vote
0 answers
57 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 ...
-1 votes
2 answers
218 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'...