Kazan

• Fe-Ga-Se-Tl
• Ga-Se-Tl
• Ga-N
• Al-N
• Al-Ga-N
• electronic and electrical properties
• permittivity (dielectric constant)
• optical properties
• phonons
• imaginary part of permittivity
• chalcogen
• transitional
• ternary
• ferroelectric
• quaternary
• monoclinic
• hexagonal