Fig. 1. Chemical structure of MIL-101(Cr), ZIF-8, UiO-66 and UiO-66-NH₂

Fig. 2. FTIR spectra of MIL-101(Cr) and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 3. XRD spectra of MIL-101(Cr) and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 4. SEM images of (a) MIL-101(Cr) and (b) its irradiated products

Fig. 5. FTIR spectra of ZIF-8 and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 6. XRD spectra of ZIF-8 and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 7. SEM images of (a) ZIF-8 and (b) its irradiated products

Fig. 8. FTIR spectra of UiO-66 and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 9. XRD spectra of UiO-66 and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 10. SEM images of (a) UiO-66 and (b) its irradiated products

Fig. 11. FT-IR spectra of UiO-66-NH₂and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 12. XRD spectra of UiO-66-NH₂and its irradiated products (a) in different environments (at an absorbed dose of 50 kGy); (b) at different absorbed doses in the air atmosphere

Fig. 13. SEM images of (a) UiO-66-NH₂ and (b) its irradiated products