Citation: Chen, Kuei-Bo; Lee, Chi-Shen (2010). Synthesis and phase width of new quaternary selenides PbxSn6−xBi2Se9 (x=0--4.36). Journal of Solid State Chemistry, 183, pp. 2616-2622.
Formula: Bi2 Pb1.78 Se9 Sn4.22
Chemical name:lead tin bismuth selenium (1.78/4.22/2/9)