##set pm3d map interpolate 5,5
##set pm3d map

set palette rgbformulae 22,13,-31
##set palette gray
unset cbtics

set xtics ("1.0" 0, "1.1" 11, "1.2" 21, "1.3" 31, "1.4" 40, "1.5" 51)
set ytics ("90" 0, "110" 4, "130" 8, "150" 12, "170" 16, "190" 20)

set xlabel "c/a"
set ylabel "bct lattice volume (Bohr^3)"

##splot 'Energy.txt' matrix
plot 'Energy.txt' matrix with image

set terminal pngcairo size 520,390 font "Arial"
set output "Energy.png"
rep