[Pw_forum] How can I define a Supercell in my simulation?

[Paolo Giannozzi]

On Dec 11, 2008, at 7:29 , Reza Kalantari wrote:
> I know that I should use supercell for this purpose but I don't  
> know how can I do it?
>
there is no conceptual difference between a so-called "supercell" and
a crystal cell.
> Have you seen ever such as this simulation by Quantum-Espresso?
>
like this? http://web.mit.edu/newsoffice/2006/nanotubes.html

P.
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Paolo Giannozzi, Democritos and University of Udine, Italy