LRO

A 40 Å cubic strontium titanate supercell (~5130 atoms), long-range order.

strontium_titanate_lro_generate.py reproduces this case.

Orientation refinement

MACE+wall relaxation

Energy

Strontium titanate LRO MACE energy per atom

stage

E (eV/atom)

after orientation refinement

-7.137

after cleanup

-7.372

after MACE

-7.818

g₃ distributions

After cleanup

After MACE

Bond length and angle distributions

Strontium titanate LRO bond length distribution Strontium titanate LRO angle distributions Strontium titanate LRO pairwise g(r)