# Questions tagged [tikz-feynman]

{tikz-feynman} is for questions relating to the TikZ-Feynman package.

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### 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
48 views

### Vertical alignment with scaled Feynman diagrams

I'm doing a row of three Feynman diagrams made with tikz-feynman. I'm having some problems with alignments. First, I use subcaptionbox to have a vertical alignment of the subcaptions (see here). ...
1 vote
17 views

### tikz-feynman: lenght of the first line is different

I want to set the lenght of the lines of my Feynman diagrams made with tikz-feynman, here is the code \documentclass[12pt,a4paper]{article} % LuaLaTeX is used \usepackage{tikz} \usepackage[compat=1.1....
44 views

I am trying to shade the lower part of the parabola, also the arrowheads I used for Feynman diagrams are supposed to be at the middle, instead of the edge. The code I have written is given below, \...
55 views

### Draw circles in tikz-feynman

I'm trying to draw this diagram on LuaLaTex using Tikz-Feynman But using the code \feynmandiagram [horizontal=a to b] { a--b, a -- b --[quarter left] c--d --[quarter left] b, c -- [quarter left] e -...
1 vote
32 views

### Problem regarding setting of label in Feynman Diagram

I want to draw a Feynman Diagram, for this I have written this code. \documentclass[a4paper,12pt, border=5mm]{standalone} \usepackage{tikz} \usetikzlibrary{decorations, decorations.markings, ...
1 vote
22 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 ...
269 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
37 views

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} \...
133 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 ...
1 vote
216 views

### TikZ-Feynman : how to do a feynman diagram of a beta decay?

I would like to create a Feynman diagram of a beta decay using the package [compat=1.1.0]{tikz-feynman}, but I don't know how. Can someone give me an example? Thanks :) I would like to draw a diagram ...
202 views

### TikZ-Feynman: Reversing direction of momentum arrow

I am trying to draw the Feynman diagram for Compton scattering. I have come up with the following diagram, which is perfect except the leftmost arrow faces the wrong direction (I want it to denote ...
42 views

### Feynman loop diagram

I am new to feynman-tikz and I am trying to reproduce the following image: Here is what I have so far: \feynmandiagram [layered layout, horizontal=a to b] { {i1, i2} -- a[empty dot] -- [half ...
64 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 ...
239 views

### Draw curved lines using tikz-feynman

How can I draw curved lines outside the main diagram? I've already drawn the diagram (white), but I need to add the red curved lines, how can I do it? My (amazing) code is, compiled with LuaLaTeX, ...
61 views

### Properly align vertex labels (decorated with brace) of different lengths in tikz-feynman

In the following (incomplete) Feynman diagram, \documentclass{minimal} \usepackage{tikz-feynman} \begin{document} \begin{tikzpicture} \begin{feynman} \vertex (i1) {$b$}; \vertex [...
61 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); \...
1 vote
56 views

### Can TikZ-Feynman be used in a document compiled with pdfLaTex?

I'd like to use TikZ-Feynman to have some nice Feynman-Diagrams in my paper. I have no experience with LuaTex, which TikZ-Feynman needs (and i currently don't really have the time to get used to ...
65 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} ...
58 views

### TikZ-Feynman problem antiparticles

The arrows of my diagram are wrong and I cant change that. This code \documentclass[tikz]{article} \usepackage[compat=1.1.0]{tikz-feynman} \begin{document} \feynmandiagram [vertical=b to a] { ...
79 views

### Drawing disconnected diagram with tikz-feynman

I am trying to draw a disconnected diagram which consists of two propagators, however one of the propagators has a cactus loop. I have this code so far \begin{center} \feynmandiagram [horizontal = a ...
66 views

### Tikz-feynman not working that previously worked

The following code gives the weird result: \documentclass{article} \usepackage{tikz, tikz-feynman} \begin{document} \begin{equation} \begin{tikzpicture}%[baseline=(current bounding box....
65 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); \...
59 views

### Edge length with tikz-feynman (external line for incoming particle too short)

I am using tikz-feynman to draw a Feynman diagram in a document I compile with pdflatex, so I need to use manual placement of the vertices as shown here: \documentclass{minimal} \usepackage{tikz-...
1 vote
43 views

### TikZ-Feynman: edge label puts symbols one on top of the other

\documentclass{article} \usepackage{amsmath} \usepackage{tikz} \usepackage{tikz-feynman} \begin{document} \feynmandiagram [small, horizontal=a to t1] { a [particle=$$q$$] -- [scalar] t1 -- [...
174 views

### Fermions with no arrows in Tikz Feynman diagrams

I'm trying to get fermion lines without arrows, but I can't find a good documentations. Here is my code: \begin{tikzpicture} \begin{feynman} \vertex (a1) {}; \vertex [below right=of a1] (b); ...
388 views

### Centering Feynman diagrams in equations

\documentclass{article} \usepackage{amsmath} \usepackage{tikz} \usepackage{tikz-feynman} \begin{document} \begin{align*} \feynmandiagram [inline=(b.base), horizontal=f1 to f2, layered layout] { f1 [...
46 views

### Tikz-feynman uneven spacing between nodes

Drawing a simple diagram using the tikz-feynman library \documentclass{standalone} \usepackage[compat=1.1.0]{tikz-feynman} \usepackage{bm} \begin{document} \begin{tikzpicture} \begin{feynman}[large] ...
46 views

### \feynmandiagram doesn't produce expected diagrams as in the documentation of Tikz-feynman

I'm trying to follow the documentation of the Tikz-feynman package. The first example is this \feynmandiagram [horizontal=a to b] { i1 -- [fermion] a -- [fermion] i2, a -- [photon] b, f1 -- [...
129 views

### Drawing order u-channel Feynman diagram incorrect

I copied the code from Feynman Diagrams: Ugly u-channel, trying to produce a U-channel Feynman diagram. However, it produces a different, incorrect, Feynman diagram. \documentclass[preview]{standalone}...
82 views

### Any idea how to draw this Feynman diagram?

I have the following diagram from an article. Any idea how to reproduce this complicated diagram using latex?
134 views

### Confusion around the tikz-feynman package

I know very little about LaTeX and TeX in general aside from how to actually write documents in it. I need to be able to make Feynman diagrams for a document I'm working on. However, when I use the ...
138 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'...
110 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 ...
139 views

### How can I get an horizontal double loop (infinity symbol) with TikZ?

I want to get the following image, wich consists on two horizontal loops, by using Tikz (or Tikz-feynman). I know that probably I have to use the parameter "arc", but I get very confused ...
63 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=...
102 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. ...
1 vote
85 views

### Why does my Feynman diagram get distorted?

\documentclass[letterpaper,aps,floatfix,twocolumn]{revtex4} %\documentclass{article} % \usepackage{graphicx} \usepackage{grffile} \usepackage{epsfig} \usepackage{amsmath} \usepackage{amssymb} \...
213 views

### How to put a dot in Tikz Feynman vertices

I wrote this code \begin{tikzpicture} \begin{feynman} \vertex (a1) {$$\overline b$$}; \vertex[right=1.5cm of a1] (a2); \vertex[right=1.5cm of a2] (a3); \vertex[...
120 views

### How to increase amplitude of "wavyness" of photon propagator (tikz-feynman)

I am trying to draw a Feynman diagram with a couple of manually placed vertices. Unfortunately the photon and gluon propagators end up being so narrow that they can barely be seen (if it is curly or ...
100 views

### Strange label with TikZ-Feymann package and difficulty in math-mode

Starting from a recent answer with this MWE: \documentclass[a4paper,12pt]{article} \usepackage{amssymb,amsmath} \usepackage{tikz-feynman} \tikzfeynmanset{compat=1.1.0} \newcommand{\virgola}{\smash{\...
194 views

### How to draw vertex function Feynman diagram

I would like to draw the following Feynman diagram in LaTeX (Overleaf). I don't have any back ground with packages such as tikz-feynman or tikz etc... Please help me to draw the following diagram.
673 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 ...
87 views

### How to adjust the length of a photon line in latex?

\documentclass[12pt]{article} \usepackage{tikz-feynman} \title{A Quick Introduction to Quantum field theory} \begin{document}\date{} \feynmandiagram[horizontal=p2 to p3] { p2 -- [photon] p3 }; \end{...
1 vote
156 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...
210 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...
398 views

### How to increase the size of a boson in tikz-feynman package?

I am using the tikz-feynman package to make some Feynman diagrams like this: \documentclass{article} % Beta decay \usepackage{tikz} \usepackage[compat=1.1.0]{tikz-feynman} \usepackage{feynmf} \begin{...
126 views

### Drawing simple Feynman diagrams with feynhand.sty

I just started TeXing feynman diagrams using Overleaf. I am using tikz-feynhand.sty which allows me to compile with pdflatex. I would like to write the following graph \documentclass[reqno]{amsart} \...
1 vote
Consider the following code: \documentclass{article} \usepackage{tikz} \usepackage{tikz-feynman} \begin{document} \begin{tikzpicture}[scale=0.5, baseline=(current bounding box.center)] \...