Figure 4

(a) The PHE activity of PCMS, C-ZnS and ZnO/ZnS; (b) the recycled PHE activity of PCMS-1. The ZnO/ZnS is prepared according to the Ref. 25.
(a) The PHE activity of PCMS, C-ZnS and ZnO/ZnS; (b) the recycled PHE activity of PCMS-1. The ZnO/ZnS is prepared according to the Ref. 25.