Tl2Ge2S5 mS72 15

• Ge-S-Tl
• Ge-Se-Tl
• Rb-S-Si
• Rb-Se-Si
• Ge-Rb-Se
• structural properties
• optical properties
• phonons
• wavenumber of longitudinal optical phonon
• Raman spectra
• ternary
• chalcogen
• non-disordered
• metalloid
• sulfide
• monoclinic