Citation: Park, H.-Y.; Kim, H.-G.; Kim, W.-T.; Kim, J.-E.; Kim, C.D. (1991). Optical properties of Zn2 Ag Ga Se4 and Zn2 Ag Ga Se4:Co(2+) crystals. Solid State Communications, 77, pp. 793-795.
Formula: Ag0.25 Ga0.25 Se Zn0.5
Chemical name:Silver gallium zinc selenide (0.25/0.25/0.5/1)