arjomandi rad, farzad, talat mehrabad, Jila, khalilnezhad, rana. Investigation of Photocatalytic Activity of Acid Red 27 
by Co-doped TiO2 Nanoparticle with Magnesium and Copper. Journal of Environmental Science and Technology. 2021;23(1):17-26. 10.30495/jest.2019.31247.3957