Superscript and subscript axis labels in ggplot2

r ggplot2 axis-labels
Becky Martin picture Becky Martin · Dec 12, 2014 · Viewed 80k times · Source

I need an axis label in ggplot2 which reads "Assimilation (μmol CO2 m-2 s-1)" with the 2 of CO2 as subscript and the -2 and -1 as superscript. Thanks.

Answer

akrun picture akrun · Dec 12, 2014

You could try

library(ggplot2)
qplot(uptake, data = CO2) +
   xlab(bquote('Assimilation ('*mu~ 'mol' ~CO[2]~ m^-2~s^-1*')'))

enter image description here

Related questions

Change the color of the axis labels

Here's the relevant code: ggplot.3plus<-ggplot(summary.3plus, aes(x=sp1, y=fract.mean, fill=ForestAge)) + geom_bar(position=position_dodge())+ coord_cartesian(ylim = c(1, 1.175))+ geom_errorbar(aes(ymin=fract.mean-se, ymax=fract.mean+se), width=.2, # Width of …

Read More
Multirow axis labels with nested grouping variables

I would like the levels of two different nested grouping variables to appear on separate lines below the plot, and not in the legend. What I have right now is this code: data <- read.table(text = "Group Category …

Read More
Thousand separator in label of x or y axis

I would like to have pretty labels on the y-axis. For example, I prefer to have 1,000 instead of 1000. How can I perform this in ggplot? Here is a minimum example: x <- data.frame(a=c("a","b","c","…

Read More