how do i make the size of the strings appear bigger in plot

n = [10e21,10e18,10e27,10e36,10e32]; 
kt = [10000, 10, 1000, 10, 10^5]; 
loglog(kt,n,'go')
strings = {' reactor', ' point 1',' point 2',' point3',' point4'}
for ind = 1:length(n)
    text(kt(ind),n(ind),strings{ind})
end

Answer 1

[Jan]

By defining a larger font size:

text(kt(ind), n(ind), strings{ind}, 'FontSize', 16)