Rb2AuSbS4 oP32 57

• Au-Cs-P-S
• Au-Rb-S-Sb
• Au-Cs-S-Sb
• optical properties
• phonons
• electronic energy gap
• electronic and electrical properties
• Raman spectra
• pnictogen
• quaternary
• chalcogen
• alkali
• transitional
• orthorhombic