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Alireza Khataee,Fatemeh Salahpour,Mehrangiz Fathinia,Behnam Seyyedi,Behrouz Vahid 한국공업화학회 2015 Journal of Industrial and Engineering Chemistry Vol.26 No.-
Treatment of C.I. Acid Red 17 (AR17) by heterogeneous photo-Fenton-like process was studied using calcined laterite soil as an iron source. A complete characterization was performed to explain some of the properties of the used catalyst. Comparing the processes of heterogeneous Fenton-like and photo- Fenton-like, revealed that using heterogeneous photo-Fenton-like led to the highest decolorization efficiency (94.71% at 120 min). Experimental results indicated that the heterogeneous photo-Fenton-like process could be explained in terms of the Langmuir–Hinshelwood kinetic model. The main roles of hydroxyl radicals in degradation process were investigated by adding of various radical scavengers
Alireza Khataee,Samira Arefi Oskoui,Mehrangiz Fathinia,Arezoo Fazli,Ali Shahedi Hojaghan,요네스피로즈살라리,주상우 한국공업화학회 2015 Journal of Industrial and Engineering Chemistry Vol.30 No.-
Undoped and Gd-doped PbSe nanoparticles were synthesized through a simple hydrothermal method. The photocatalytic activity of the catalysts was evaluated through the degradation of sulfasalazine (SSZ)under visible light irradiation. Synthesized nanoparticles were characterized by SEM, XRD, and XPStechniques. The photocatalytic degradation efficiency of SSZ in the presence of 8% Gd-doped PbSe(80.67%) was higher than that of undoped PbSe (42%). The order of the inhibitory effect of differentinorganic ions was HCO3> Cl > SO42 > F . The photocatalytic degradation intermediates wereidentified using GC–MS. Phytotoxicity of SSZ and its intermediates formed in photocatalytic processwere evaluated.
Alireza Khataee,주상우,Amirreza Khataee,Mehrangiz Fathinia,Behrouz Vahid 한국공업화학회 2013 Journal of Industrial and Engineering Chemistry Vol.19 No.6
To well describe the photoassisted-electrochemical process for treatment of the contaminated water, a new kinetic model was established based on the intrinsic reactions of the process. The kinetic model correlated apparent kinetic constants to operational parameters including applied current, initial dye concentration and flow rate. Degradation experiments were carried out with boron-doped diamond (BDD) anode and carbon nanotubes–polytetrafluoroethylene (CNTs–PTFE) cathode. The proposed kinetic model was validated by the experiments of C.I. Acid Blue 92 degradation in aqueous solution. The goodness of fitting (R2 = 0.96) demonstrated that the new model could describe both the kinetics and the hydrodynamics of the photo-electrochemical system.