LaTeX Forum

\documentclass[ 
  11pt, 
  border=2pt 
]{standalone} 
\usepackage[T1]{fontenc} 
\usepackage{pgfplots,pgfplotstable} 
\usepackage[locale=DE]{siunitx} 
\usepackage{textcomp} 

 

\pgfplotsset{ 
  compat=newest, 
  xlabel near ticks, 
  ylabel near ticks 
} 

\begin{document} 
\begin{tikzpicture}[scale=1.5]
\begin{axis}[ 
axis x line=top, 
xmin=-16, 
xmax=0,
axis y line=right,
ymin=-210,
ymax=0, 
xlabel={$U$ in $\left[\si{\volt}\right]$}, 
ylabel={$I$ in$\left[\si{\milli\ampere}\right]$},
grid=major 
] 
\addplot+[color=black,mark=x,smooth] 
coordinates {
(-5.725,	-200) 
(-5.625,	-100) 
(-5.525,	-50) 
(-5.5,	-40) 
(-4.5,	-30) 
(-3,		-20) 
(-1.55,	-10)
(0,		0)
};
\addplot+[color=black,mark=*] 
coordinates {
(-5.525,	-95)
}
node at (axis cs:-3.5,	-85){$P_{A_{gemessen}}$};;
\addplot+[color=black,mark=x] 
coordinates {
(-15,	0)
(0,		-150)
};
\end{axis} 
\end{tikzpicture}
\end{document} 

 

\documentclass[ 
  11pt, 
  border=2pt 
]{standalone} 
\usepackage[T1]{fontenc} 
\usepackage{pgfplots,pgfplotstable} 
\usepackage[locale=DE]{siunitx} 
\usepackage{textcomp} 

 

\pgfplotsset{ 
  compat=newest, 
  xlabel near ticks, 
  ylabel near ticks 
} 

\begin{document} 
\begin{tikzpicture}[scale=1.5]
\begin{axis}[ 
axis x line=bottom, 
xmin=0, 
xmax=1.2,
axis y line=left,
ymin=0,
ymax=3.5, 
xlabel={$U$ in $\left[\si{\volt}\right]$}, 
ylabel={$I$ in$\left[\si{\milli\ampere}\right]$},
grid=major 
] 
\addplot+[color=red,mark=x,smooth] 
coordinates {
(1.06,	3) 
(0.99,	2.5) 
(0.9,		2) 
(0.805,	1.5) 
(0.71,	1) 
(0.605,	0.5) 
(0.6,		0.4)
(0.56,	0.3)
(0.53,	0.2)
(0.5,		0.1)
(0,		0)
};
\end{axis} 
\end{tikzpicture}
\end{document} 

\documentclass[11pt]{article}
\usepackage[T1]{fontenc}
\usepackage{pgfplots,pgfplotstable}
\usepackage[locale=DE]{siunitx}

\usepackage{filecontents}
\begin{filecontents*}{Aufgabe-8.2.dat}
U I
0 0
2 20.2
4 41
6 60.4
8 80.8
10 100.4
\end{filecontents*}

\pgfplotsset{
  compat=newest,
  xlabel near ticks,
  ylabel near ticks
}

\begin{document}
  \begin{tikzpicture}[scale=1.5]
    \begin{axis}[
      axis x line=bottom,
      xmin=0,
      xmax=11,
      xlabel={U / \si{\volt}},
      axis y line=left,
      ymin=0,
      ymax=110,
      ylabel={I / \si{\micro\ampere}}
    ]
      \addplot+[only marks] table {Aufgabe-8.2.dat};
      \addplot[smooth] table [y={create col/linear regression={y=I}}] {Aufgabe-8.2.dat};
    \end{axis}
  \end{tikzpicture}
\end{document}

\documentclass[11pt]{article}
\usepackage[T1]{fontenc}
\usepackage{pgfplots,pgfplotstable}
\usepackage[locale=DE]{siunitx}

\usepackage{filecontents}
\begin{filecontents*}{Aufgabe-8.2.dat}
U I
0 0
2 20.2
4 41
6 60.4
8 80.8
10 100.4
\end{filecontents*}

\pgfplotsset{
  compat=newest,
  xlabel near ticks,
  ylabel near ticks
}

\begin{document}
  \begin{tikzpicture}[scale=1.5]
    \begin{axis}[
      axis lines=middle,
      xmin=0,
      xmax=10,
      xlabel={U / \si{\volt}},
      ylabel={I / \si{\micro\ampere}}
    ]
      \addplot+[only marks] table {Aufgabe-8.2.dat};
      \addplot[smooth] table [y={create col/linear regression={y=I}}] {Aufgabe-8.2.dat};
    \end{axis}
  \end{tikzpicture}
\end{document}