Bi1.5Cu0.5Ga0.5La0.5O6Pb0.5Sr1.5

• Bi-Cu-Ga-La-O-Pb-Sr
• optical properties
• phonons
• wavenumber of optical phonon
• electronic and electrical properties
• conductivity or resistivity
• lanthanoid
• rare earth
• conductor
• chalcogen
• high-tc superconductor
• tetragonal