SRGGW/Fig/flow.tex

\documentclass[tikz]{standalone}
\usepackage{physics}
\usetikzlibrary{arrows.meta}
\begin{document}

\begin{tikzpicture}[]

	% frame
	\draw[-,thick] (0,0) -- (4,0) node[right,sloped,below,yshift=-0.25cm]{flow};
	\draw[-,thick] (0,0) node[anchor=north west]{} -- (5.5,0);
	\draw[-,dash pattern=on 20pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 2pt off 2pt on 20pt,thick] (5,0) -- (7,0);
	\draw[->,thick] (6.5,0) -- (8,0) node[anchor=west]{$s = \Lambda^{-2}$};
	\draw[->,thick] (0,0) -- (0,4) node[midway,sloped,above]{quasiparticle equation};
	
	% vertical lines
	\draw[-,dashed] (0.5,0) node[anchor=north]{$s = 0$} -- (0.5,4);
	\draw[-,dashed] (3,0) node[anchor=north]{$s$} -- (3,4);
	\draw[-,dashed] (7,0) node[anchor=north]{$s = \infty$} -- (7,4);
	
	% dynamical flow
	\draw[] (0.5,3.5) node[anchor=south west]{$\boldsymbol{F}^{(0)} + \boldsymbol{\Sigma}(\omega)$};
	\draw[] (3,2.5) node[anchor=south west]{$\widetilde{\boldsymbol{F}}(s) + \widetilde{\boldsymbol{\Sigma}}(\omega; s)$};
	\draw[] (7,1) node[anchor=west]{$\widetilde{\boldsymbol{F}}(s=\infty)$};
	\draw[thick,magenta] (0.5,3.5) node{$\bullet$};	
	\draw[thick,magenta] (3,2.5) node{$\bullet$};	

	\draw[ultra thick,magenta,->]  plot [smooth] coordinates {(0.5,3.5) (1,3.3) (2,3) (3,2.5) (4,1.75) (5,1.25) (7,1)};
	\draw[magenta] (5,2.1) node[text width=3cm,align=center]{\textbf{dynamic flow} (SRG-$GW$)};

	% static flow
	\draw[] (0.5,2.85) node[anchor=north west]{$\boldsymbol{F}^{(0)}$};
	\draw[] (3,1.9) node[anchor=north east]{$\widetilde{\boldsymbol{F}}(s)$};
	\draw[thick,cyan] (0.5,2.85) node{$\bullet$} ;	
	\draw[thick,cyan] (3,1.9) node{$\bullet$} ;	

	\draw[ultra thick,cyan,->]  plot [smooth] coordinates {(0.5,2.85) (1,2.8) (2,2.5) (3,1.9) (4,1.4) (5,1.15) (7,1)};
	\draw[cyan] (5,0.6) node[text width=3cm,align=center]{\textbf{static flow} (SRG-qs$GW$)};

\end{tikzpicture}

\end{document}