[lammps-users] Need Guidance To Prepare Solid Substrate (Silicon)

Hello everyone!
I need guidance regarding the preparation of solid substrate (Silicon) using lammps.
lattice fcc 2.776 orient x 1 1 1 orient y 1 -1 0 orient z 1 1 -2

region layer block -51.0 98.0 -51.0 98.0 -6.0 -0.6
create_atoms 7 region layer

pair_coeff 1 1 0.03 2.5
pair_coeff 2 2 0.066 3.5
pair_coeff 3 3 0.2 3.74
pair_coeff 4 4 0.03 2.42
pair_coeff 5 5 0.07 3.55
pair_coeff 6 6 0.21 2.96
pair_coeff 7 * 0.18286 2.72
pair_coeff 7 7 12.0256 2.475

region lower block INF INF INF INF -6.0 -4.0 units box ## Bottom fixed rigid portion
group lower region lower
group layer1 region layer

fix 1 lower setforce 0.0 0.0 0.0

Best Regard,
Altaf Hussain Siraj

What kind of guidance are you looking for?
You provide an incomplete input and no questions.

Hi, Axel,

Why do you CC this email to me ?

Wei

You are subscribed to a mailing list, this is how mailing lists work. All discussions are public so that everyone can learn from each other.

Actually, Wei, you were already copied on the original message by Altaf.