Figure 4
From: Hollow ZnxCd1−xS nanospheres with enhanced photocatalytic activity under visible light

(a) UV-vis DRS of CdS and ZnxCd1−xS (0 ≤ x < 1) samples; (b) UV-vis DRS of hollow Zn0.2Cd0.8S spheres and solid Zn0.2Cd0.8S spheres.
From: Hollow ZnxCd1−xS nanospheres with enhanced photocatalytic activity under visible light

(a) UV-vis DRS of CdS and ZnxCd1−xS (0 ≤ x < 1) samples; (b) UV-vis DRS of hollow Zn0.2Cd0.8S spheres and solid Zn0.2Cd0.8S spheres.