Al-Agealy, H.J.M., and M.A. Hassooni. 2017. “Calculate of the Rate Constant of Electron Transfer in TiO2 – Safranine Dye System”. Ibn AL-Haitham Journal For Pure and Applied Sciences 24 (3). https://jih.uobaghdad.edu.iq/index.php/j/article/view/739.