deletions | additions       diff --git a/figures/graph/caption.tex b/figures/graph/caption.tex  index 78bd1d6..73ee98c 100644  --- a/figures/graph/caption.tex  +++ b/figures/graph/caption.tex 
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\label{fig:charge_on_proton_voronoi} (color online). Proton in Copper: Voronoi charge on proton moving with $v = 1.8 ~\mathrm{a.u.}$ as a function of its position with respect to the center of the cluster along the [100] channeling trajectory.