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paulatto authored
New code to compute total energy and phonons in 2D materials by enforcing 2D periodic boundary conditions. Inter-layer Coulomb interaction is truncated. Vacuum space need to be larger than the layer size. Also check phonon example17 and input documentation. Developed by Thibault Sohier, Matteo Calandra, Francesco Mauri git-svn-id: http://qeforge.qe-forge.org/svn/q-e/trunk/espresso@13952 c92efa57-630b-4861-b058-cf58834340f0
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