In this video, I show how to setup the geometry for a two element simulation in LAMMPS, and how to specify a multi-element MEAM potential.
You can find the files for this video here (save without the *.txt extension!):
https://icme.hpc.msstate.edu/mediawiki/index.php/File:AlCu.meam.txt
https://icme.hpc.msstate.edu/mediawiki/index.php/File:Two-element.in.txt
LAMMPS: http://lammps.sandia.gov/
Thumbnail rendered in OVITO.
http://ovito.org/
Video created while a student at Mississippi State University