Cubic, Pb-Se, Se-x polyhedra, Thermal conductivity

• Na-Pb-Se
• Ba-Na-Pb-Se
• Ca-Na-Pb-Se
• Na-Pb-Se-Sr
• values of thermal conductivity
• Lorentz number
• electronic contribution to thermal conductivity
• selenide
• chalcogen
• disordered
• isopolyhedral
• rocksalt