Amorphous

A 40 Å cubic silicon dioxide supercell (~4866 atoms), fully disordered, grain-free.

silicon_dioxide_amorphous_generate.py reproduces this case.

Orientation refinement

MACE+wall relaxation

Energy

Silicon dioxide Amorphous MACE energy per atom

stage

E (eV/atom)

after orientation refinement

-6.157

after cleanup

-6.675

after MACE

-7.398

g₃ distributions

After cleanup

After MACE

Bond length and angle distributions

Silicon dioxide Amorphous bond length distribution Silicon dioxide Amorphous angle distributions Silicon dioxide Amorphous pairwise g(r)