Liquid

A 40 Å cubic copper supercell (~5202 atoms), melt (thermostatted spring-network sampling).

FIRE relaxation

stage	bond mean (Å)	bond σ (Å)
Voronoi	2.759	0.363
after orient	2.759	0.363
after cleanup	2.626	0.278
after FIRE	2.641	0.301

MACE-MP0 single point of the final structure: -3.812 eV/atom.

g₃ distribution — after FIRE

Bond length and angle distributions