Chalcogen, Ferroelectric, Pnictogen, Kharitonova

• Bi-O-W
• Bi-O-Sb-W
• Bi-Ga-O-Ti-W
• Bi-In-O-Ti-W
• Bi-Mo-O-W
• electronic and electrical properties
• permittivity (dielectric constant)
• phase transitions
• structural transitions
• temperature for structural transition
• pnictogen
• oxide
• chalcogen
• ferroelectric
• transitional
• orthorhombic