Citation: Mercouri Kanatzidis; Duck-Young Chung; Jun-Ho Kim (2006). A New Homologous Series A2[M5+nSe9+n] (A = Rb, Cs; M = Bi, Ag, Cd) and its members ?-CsBi3Se5, Rb2CdBi6Se11, CsAg0.5Bi3.5Se6, CsCdBi3Se6, Rb2Ag1.5Bi7.5Se13, and Cs2Ag1.5Bi7.5Se13. Chemical Communications, , pp. -.