PhD-Kopecna-Renata/Feynman/O1_b.tex
2022-01-19 11:20:31 +01:00

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1.3 KiB
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\documentclass{article}
\usepackage[paperheight=80mm,paperwidth=95mm, margin=5mm]{geometry}
\usepackage{feynmp-auto}
\addtolength{\oddsidemargin}{-10mm}
\addtolength{\evensidemargin}{-10mm}
% commas in feynmp sometimes lead to strange errors, use \comma instead
\DeclareMathSymbol{\comma}{\mathpunct}{letters}{"3B}
\begin{document}\LARGE
\centering
\begin{fmffile}{O1_b_diagram} \centering
\begin{fmfgraph*}(300,180)
\fmfstraight
\fmfleft{l0,l1,l2,l3,l4,l5,l6,l7,l8}
\fmfright{r0,r1,r2,r3,r4,r5,r6,r7,r8}
\fmf{phantom}{l1,a1,a2,a3,r1}
\fmf{phantom}{l2,w1,r2}
\fmf{phantom}{l6,v1,r6}
\fmf{phantom}{l7,b1,b2,b3,r7}
\fmffreeze
\fmf{fermion,label=$u$,label.side=left}{l8,v1}
\fmf{fermion,label=$s$,label.side=left}{v1,r8}
\fmf{photon,label=$W$,tension=1.0,label.side=right}{v1,w1}
\fmf{fermion,label=$d$,label.side=right}{l0,w1}
\fmf{fermion,label=$u$,label.side=right}{w1,r0}
\fmf{gluon,label=$g$,label.side=left}{a1,b1}
\end{fmfgraph*}
\end{fmffile}
\pagestyle{empty}
\end{document}