1. Preparation process of BiOBr/ZnMoO₄ composite photocatalyst

2. XRD patterns of the samples (a) and corresponding partial enlarged pattern at 2θ=29°-33°(b)

3. TEM images (a, b) and HRTEM images (c) and elemental mapping analyses (d-i) of 15% BiOBr/ZnMoO₄ samples

4. In-situ XPS spectra of 15% BiOBr/ZnMoO₄ (a), and corresponding Bi4f (b), O1s (c), Br3d (d), Zn2p (e) and Mo3d (f) high-resolution XPS spectra

5. Photodegradation of BPA by different catalysts under visible light irradiation (a) and corresponding first-order kinetic equations (c); CIP photodegradation (b) and corresponding first-order kinetic equations (d); UV spectra of BPA(e) and CIP(f) photodegraded by 15% BiOBr/ZnMoO₄

6. Work functions of BiOBr (a), ZnMoO₄ (b) and 15% BiOBr/ZnMoO₄(c)

7. Formation of IEF, band bending and photogenerated charge transfer mechanism before and after BiOBr and ZnMoO₄ contact

8. Radical trapping experiment of 15% BiOBr/ZnMoO₄

9. S-scheme heterojunction photocatalytic mechanism of BiOBr/ZnMoO₄ photocatalyst

S1. Cycling test (a) of 15% BiOBr/ZnMoO₄ degradation of BPA and XRD spectra before and after photocatalytic cycling (b)

S2. Transient photocurrent response curves (a) and electrochemical impedance spectra (b)

S3. Mott-Schottky curves of BiOBr (a) and ZnMoO₄ (b); UV-Vis DRS of samples (c); Tauc plots of BiOBr and ZnMoO₄ (d)

S4. ESR detection results of 15% BiOBr/ZnMoO₄: DMPO-·OH (a) and DMPO-·O₂^- (b)