atomic percentage of the alloying elements

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1

dear all

how can I determine the atomic percentage of the alloying elements by lammps code?
such as Al30Cu70, Al33Cu67,…

thanks

2

dear all

how can I determine the atomic percentage of the alloying elements by lammps
code?

what do you mean by that? LAMMPS takes whatever you provide it with as input.

such as Al30Cu70, Al33Cu67,....

huh? those are obviously 30% and 70% or 33% and 67%, respectively.

3

Try
http://lmgtfy.com/?q=convert+weight+percent+to+atomic+percent

I think this will help.

Nigel