Figure 2
Structure of (Ag,Cu)16(As,Sb)2S11, showing the stacking of the [(Ag,Cu)6(As,Sb)2S7] and [Ag9CuS4] layers (see text). The positions in the Ag2–6 layer are those from the RT structure (i.e. Ag2 and Ag3), and the S4 position is indicated by only one atom. |