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带有自定义小刻度的 PGFlots

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带有自定义小刻度的 PGFlots

如何创建情节次要的当您自定义了主刻度时，横坐标上是否会有刻度？

横坐标上有小刻度的逆温度图

数学方程

\documentclass{standalone}
\usepackage{filecontents,pgfplots,pgfplotstable}

\begin{document}

\begin{filecontents}{data.dat}
T   dT
37.598    2.198 
48.34     1.466 
60.394    1.829
77.515    1.466
85.938    1.832
103.546   1.648
125.092   2.442
154.083   2.000
184.998   1.832
191.498   0.366
\end{filecontents}

\pgfplotstableread{data.dat}\dataA

\pgfplotscreateplotcyclelist{simple}{%
solid, every mark/.append style={fill=none, line width=0.25pt}, mark=o\\%
}

\begin{tikzpicture}
\pgfplotsset{width=18cm, height=10cm},
\begin{axis}[xlabel={$-1000/T$ (1/K)},
    ylabel={y},
    minor tick num=9,
    xmin=-3.5, xmax=-1.75,
    xtick={-3.5,-3.25,..., -1.75},
    xticklabels={$-3.50$, $-3.25$, $-3.00$, $-2.75$, $-2.50$, $-2.25$, $-2.00$, $-1.75$},
    x label style={at={(axis description cs:0.5,-0.17)},anchor=north},
    hide y axis,
    axis x line=bottom,
    axis y line*=none,    
    tick align = inside,
    cycle list name= simple]
    \pgfplotsset{every outer x axis line/.style={yshift=-1.5cm}, every tick/.style={yshift=-1.5cm, line width=0.25pt}, every x tick label/.style={yshift=-1.5cm}}
    \addplot+[only marks, white] table [x expr=-1000/(273+\thisrow{T}), y=dT] {\dataA};
\end{axis} 
\begin{axis}[grid=major,
xtick={-3.472222222, -3.095975232, -2.680965147, -2.364066194, -2.114164905, -1.912045889},
xticklabels={15, 50, 100, 150, 200, 250},
xmin=-3.5, xmax=-1.7,
ymin=0.1, ymax=10,
minor x tick num=10,
xminorticks=true,
restrict y to domain=-1:10,
enlargelimits=false,
clip=false,
axis on top,
tick align = inside,
cycle list name= simple,
ymode=log,
log basis y={10},
yminorgrids,
xlabel={Temperature (C)},
ylabel={Temperature Rise Rate (C/min)},
ytick scale label code/.code={},  
]
\addplot+[only marks] table [x expr=-1000/(273+\thisrow{T}), y=dT] {\dataA}; %\addlegendentry{Data set 1}
\end{axis}
\end{tikzpicture}

\end{document}

下图展示了我使用更详细的代码（即非 MWE）所能生成的内容。

使用 PGFPlots 生成的图，横坐标上没有小刻度

答案1

也许有更好的方法，但我只是用

minor xtick={-3.412969283, -3.355704698, -3.300330033, -3.246753247,
-3.194888179, -3.144654088, -3.048780488, -3.003003003, -2.958579882,
-2.915451895, -2.873563218, -2.83286119, -2.793296089, -2.754820937, 
-2.717391304, -2.645502646, -2.610966057, -2.577319588, -2.544529262, 
-2.512562814, -2.481389578, -2.450980392, -2.421307506, -2.392344498, 
-2.336448598, -2.309468822, -2.283105023, -2.257336343, -2.232142857, 
-2.207505519, -2.183406114, -2.159827214, -2.136752137, -2.092050209, 
-2.070393375, -2.049180328, -2.028397566, -2.008032129, -1.988071571,
-1.968503937, -1.949317739, -1.930501931, -1.893939394, -1.876172608, 
-1.858736059, -1.841620626, -1.824817518, -1.808318264, -1.792114695, 
-1.776198934, -1.76056338},

代码

\documentclass{standalone}
\usepackage{mathptmx}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{amsbsy}
\usepackage{filecontents,pgfplots,pgfplotstable}
\usepackage{siunitx}
\usetikzlibrary{plotmarks}

\begin{document}

\begin{filecontents}{data.dat}
T   dT
37.598    2.198 
48.34     1.466 
60.394    1.829
69.061    1.770
77.515    1.466
85.938    1.832
94.482    1.708
103.546   1.648
113.22    2.196
125.092   2.442
140.106   2.562
154.083   2.000
171.204   3.724
184.998   1.832
189.606   0.488
191.498   0.366
193.39    0.306
194.733   0.610
195.801   0.305
196.747   0.121
197.846   0.062
\end{filecontents}


\pgfplotstableread{data.dat}\dataA

\pgfplotscreateplotcyclelist{simple}{%
solid, every mark/.append style={fill=none, line width=0.25pt}, mark=o\\%
}

\begin{tikzpicture}
\pgfplotsset{width=18cm, height=10cm},
\pgfplotsset{grid style={dotted,black!80}}
\pgfplotsset{minor grid style={dotted,black!60}}
\pgfplotsset{every axis/.append style={line width=1pt}}
\begin{axis}[xlabel={$-1000/T$ (\si{\per\kelvin})},
    ylabel={y},
    color=black,
    minor tick num=9,
    xmin=-3.5,
    xmax=-1.75,
    x axis line style={black},
    xtick style={black},
    xtick={-3.5,-3.25,..., -1.75},
    xticklabels={$-3.50$, $-3.25$, $-3.00$, $-2.75$, $-2.50$, $-2.25$, $-2.00$, $-1.75$},
    xticklabel style={black},
    x label style={at={(axis description cs:0.5,-0.17)},anchor=north},
    hide y axis,
    axis x line=bottom,
    axis y line*=none,    
    tick align = inside,
    cycle list name= simple]
    \pgfplotsset{every outer x axis line/.style={yshift=-1.5cm}, every tick/.style={yshift=-1.5cm, line width=0.25pt}, every x tick label/.style={yshift=-1.5cm}}
    \addplot+[only marks, white] table [x expr=-1000/(273+\thisrow{T}), y=dT] {\dataA}; %\addlegendentry{Data set 1}
\end{axis} 
\begin{axis}[grid=major,
every y tick/.style={black},
every x tick/.style={black},
xtick={-3.472222222, -3.095975232, -2.680965147, -2.364066194, -2.114164905, -1.912045889},
xticklabels={15, 50, 100, 150, 200, 250},
minor xtick={-3.412969283, -3.355704698, -3.300330033, -3.246753247,
-3.194888179, -3.144654088, -3.048780488, -3.003003003, -2.958579882,
-2.915451895, -2.873563218, -2.83286119, -2.793296089, -2.754820937, 
-2.717391304, -2.645502646, -2.610966057, -2.577319588, -2.544529262, 
-2.512562814, -2.481389578, -2.450980392, -2.421307506, -2.392344498, 
-2.336448598, -2.309468822, -2.283105023, -2.257336343, -2.232142857, 
-2.207505519, -2.183406114, -2.159827214, -2.136752137, -2.092050209, 
-2.070393375, -2.049180328, -2.028397566, -2.008032129, -1.988071571,
-1.968503937, -1.949317739, -1.930501931, -1.893939394, -1.876172608, 
-1.858736059, -1.841620626, -1.824817518, -1.808318264, -1.792114695, 
-1.776198934, -1.76056338},
xmin=-3.5, 
xmax=-1.7452,
ymin=0.1,
ymax=10,
minor x tick num=10,
xminorticks=true,
restrict y to domain=-1:10,
enlargelimits=false,
clip=false,
axis on top,
tick align = inside,
cycle list name= simple,
ymode=log,
log basis y={10},
yminorgrids,
xlabel={Temperature (\si{\celsius})},
ylabel={Temperature Rise Rate (\si{\celsius\per\minute})},
ytick scale label code/.code={},  
]
\addplot+[only marks] table [x expr=-1000/(273+\thisrow{T}), y=dT] {\dataA}; %\addlegendentry{Data set 1}
\end{axis}
\end{tikzpicture}

\end{document}

结果

在此处输入图片描述

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