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O. Iglesias,M. Pazos,M.A. Ferna´ndez de Dios,T. Tavares,M.A. Sanroman 한국공업화학회 2015 Journal of Industrial and Engineering Chemistry Vol.27 No.-
In this work the preparation, characterization and performance of Y-zeolite as catalyst for electro-Fentontreatment of pesticides was carried out. Initially iron supported Y-zeolite (Fe-Y) was prepared andevaluated for the degradation of imidacloprid and chlorpyrifos. Kinetic studies determined that thepesticides removal followed a pseudo-first-order kinetic model. However, the reusability of this catalystwas not appropriated and to enhance its recyclability, Fe-Y catalyst was embedded in alginate (Al-Fe-Y). The new catalyst showed similar degradation efficiency; and the recyclability was improved. This studydemonstrated that Al-Fe-Y could be efficiently used to remove commonly pesticides, imidacloprid andchlorpyrifos, from aqueous medium.
Remediation of contaminated marine sediment using electrokinetic–Fenton technology
M. Pazos,M.A. Sanroman,O. Iglesias,J. Gomez,E. Rosales 한국공업화학회 2013 Journal of Industrial and Engineering Chemistry Vol.19 No.3
In this work dredge marine sediments contaminated by petroleum hydrocarbon (TPH) and metals, such as Zn, Pb, Cu and Hg, were treated by electrokinetic treatment. EDTA and Tween 80 were used as processing fluid to enhance the solubility of metals and TPH, respectively. On the other hand, a combination of a Fenton’s reagent and EDTA was evaluated to promote the in situ degradation of TPH and to solubilize the metals. After 30 days of treatment, the best results were obtained by EK–Fenton–EDTA process with a removal of about 90% for TPH, 57.3% of Zn, 59.8% of Pb, 59.4% of Cu and 54.5% of Hg.
Application of benthonic microbial fuel cells and electro-Fenton process to dye decolourisation
M.A. Ferna´ndez de Dios,O. Iglesias,E. Bocos,M. Pazos,M.A. Sanroman 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.5
The design of microbial fuel cells (MFCs) should account for realistic conditions to have an MFC considered to be a reliable energy source. For this reason, this study focused on the design of a simple and economical cell, such as a benthonic microbial fuel cell (BMFC). Moreover, it was demonstrated that the stable energy generated in the best configuration of MFCs drives external advanced oxidation processes (electrochemical and electro-Fenton). Finally, a new hybrid cell (BMFC anode and electro-Fenton cathode) was designed to obtain a dual benefit: dye decolourisation and an increase in the produced energy.