Fig. 6From: Facile Fabrication of Bi2WO6/Ag2S Heterostructure with Enhanced Visible-Light-Driven Photocatalytic Performances a Transient photocurrent response for samples Bi2WO6, Bi2WO6/Ag2S, and Ag2S. b PL spectra of samples Bi2WO6, Bi2WO6/Ag2S (λ Ex = 300 nm), and Ag2S (λ Ex = 200 nm)Back to article page