Nanocrystalline

A 40 Å cubic silicon supercell (~3068 atoms), large crystalline grains with amorphous boundaries.

silicon_nanocrystalline_generate.py reproduces this case.

Orientation refinement

MACE+wall relaxation

Energy

Silicon Nanocrystalline MACE energy per atom

stage

E (eV/atom)

after orientation refinement

-4.856

after cleanup

-5.028

after MACE

-5.182

g₃ distributions

After cleanup

After MACE

Bond length and angle distributions

Silicon Nanocrystalline bond length distribution Silicon Nanocrystalline angle distributions Silicon Nanocrystalline pairwise g(r)