Cu2Sb-type MnAlGe. P4/nmm #129, Z=2, 6 atoms. a=3.915 Å, c=5.840 Å, c/a=1.492. Ferromagnetic, Tc≈505K, ~1.5 μB/Mn. Strong uniaxial anisotropy. Mn at 2a, Al at 2c (z≈0.25), Ge at 2b.
MnAlGe ICSD-anchored CIF (P4/nmm, a=3.915, c=5.840) - relaxed
.cifCell + Ionic relaxation with Orb v3 conservative inf MPA; 0.03 eV/Å threshold; final energy = -33.7246 eV; energy change = -1.5063 eV; symmetry: P4/nmm → P4/nmm
MnAlGe phase diagram
.htmlPhase diagram of MnAlGe; eabovehull: 0.648383 eV/atom; predicted_stable: False
MnAlGe ICSD-anchored CIF (P4/nmm, a=3.915, c=5.840) - relaxed
.cifCell + Ionic relaxation with Orb v3; 0.03 eV/Å threshold; final energy = -33.7246 eV; energy change = -1.5063 eV; symmetry: P4/nmm → P4/nmm