Relaxed with Orb v3; 0.03 eV/Å threshold; final energy = -62.7596 eV; energy change = -0.9029 eV; symmetry: Pmmm → Pmmm
Ba2Cu3FO5Sr (space group: Pmmm #47, crystal system: orthorhombic, point group: mmm)
Phonon band structure (supercell [2, 2, 2], Δ=0.01 Å)