Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); no imaginary modes; min freq = -0.28 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); imaginary modes detected; min freq = -1.74 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); no imaginary modes; min freq = -0.00 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); no imaginary modes; min freq = -0.28 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); no imaginary modes; min freq = -0.09 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); imaginary modes detected; min freq = -1.73 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); no imaginary modes; min freq = -0.09 THz

Phonon band structure (supercell [2, 2, 2], Δ=0.01 Å); no imaginary modes; min freq = -0.04 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); imaginary modes detected; min freq = -1.50 THz

Phonon band structure (supercell [3, 3, 3], Δ=0.01 Å); imaginary modes detected; min freq = -0.78 THz