fig1

Figure 1. (A) XRD patterns of the FeS-ZnS/PCFs-20% composite; (B) TG curve of the FeS-ZnS/PCFs-20% composite; (C) XPS spectra of the FeS-ZnS/PCFs-20% composite; (D) High-resolution S 2p of the FeS-ZnS/PCFs-20% composite; (E) Fe 2p spectrum of the FeS-ZnS/PCFs-20% composite.