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This is to certify that your paper entitled «Decoration of Bi4O5I2 Nanoparticles on Zinc Oxide: Novel Visible-Light-Driven Photocatalysts for Efficiently Degradation of Dye» was indexed with 1 pages, in the CIVILICA citation database, code COI:NSCEI09_076, after evaluation and approval of the referees of the "Ninth National Seminar on Chemistry and Environment of Iran held in Arak 2019.

While offering our congratulations on the indexation of your paper, please be informed that this certificate is prepared based on the information submitted by the secretariat of the above conference and the information contained in the CIVILICA database, and the accuracy of its content can be inquired at any time through link provided at the bottom of the page or scanning the code image.