Hewitt

• Bi-Cu-O-Pb-Sr
• Bi-Cu-O-Sr
• Al-H-K-Mg-O-Si
• O-P
• Bi-Ca-Cu-O-Sr
• optical properties
• phonons
• structural properties
• Raman spectra
• wavenumber of optical phonon
• chalcogen
• transitional
• alkaline
• pnictogen
• metal
• orthorhombic
• tetragonal
• hexagonal
• monoclinic