P4/nnc

• Bi-Ga-Se
• Al-Bi-Se
• Al-Bi-S
• Bi-Ga-S
• Al-B-Ca-F-Fe-H-Mg-O-Si-Ti
• structural properties
• electronic and electrical properties
• magnetic properties
• magnetic susceptibility
• optical properties
• chalcogen
• transitional
• pnictogen
• tripolyhedral
• tetragonal