Synthesis and zero-dimensional structure of a new lead-free organic–inorganic[(C ₂ H ₅ ) ₄ N] ₃ Bi ₂ I ₉ compound: a promising material for optoelectronic devices

A new lead-free organic–inorganic hybrid compound based on Bi( iii ), namely tris(tetraethylammonium) nona-idodibismuthate( iii ), [(C 2 H 5 ) 4 N] 3 Bi 2 I 9 , has been successfully synthesized using a slow evaporation technique.