Tl2Sn2S5 mS36 15

• K-S-Sn
• S-Sn-Tl
• Rb-Se-Sn
• K-Se-Sn
• optical properties
• structural properties
• phonons
• wavenumber of optical phonon
• optical absorption
• chalcogen
• non-disordered
• ternary
• sulfide
• alkali
• monoclinic