Dr. Sixto Malato

Research Full Professor
Telephone: +34950387940

Water Solar Treatment Unit
Plataforma Solar de Almería
Carretera de Senés, km 4
Tabernas, E-04200 Almería

Research interest

Scientific career based on R&D projects linked to water decontamination by advanced oxidation processes. Concretely, he has been involved in 27 International (3rd-7th, H2020 EU Framework Programmes) and 31 National R&D Projects related to the development of solar wastewater treatment technologies, and has been involved in the design and construction of all the experimental pilot plants for solar photocatalytic treatment of water and waste water in Europe.

Track record

He is author of 1 book and co-author of 19 books as well as > 50 chapters in others. He has also co-authored more than 280 publications in indexed international journals, more than 350 contributions to different International Congress and Symposiums and 5 patents. He has participated as speaker in different specialized courses on Advanced Water Treatment. He has directed 16 PhD Thesis. More than 22000 citations since 1996. Scopus h-index: 81.

  • Associated  editor of scientific journals: Photochemical and  Photobiological Sciences, Environmental Chemistry Letters and Journal of Advanced Oxidation Technologies.  Member of editorial board of Catalisys Today.
  • Award Jaime I in Environmental Protection, 2011 (Most important in science in Spain).
  • Co-Director of Joint Research Center (Univ. Almería-CIEMAT) of R&D in Solar Energy (CIESOL).
  • Head of Technical Servicies of Plataforma Solar de Almeria.


  1. Malato, M.I. Maldonado, P. Fernández-Ibáñez, I. Oller, I. Polo, R. Sánchez-Moreno. Decontamination and disinfection of water by solar photocatalysis: The pilot plants of the Plataforma Solar de Almeria. Materials Science in Semiconductor Processing, 42, 15–23, 2016. JCR 2016: IF=2.359 (99/274 Materials Sci.).
  2. Del Moro, L. Prieto-Rodríguez, M. De Sanctis, C. Di Iaconi, S. Malato, G. Mascolo Landfill leachate treatment: Comparison of standalone electrochemical degradation and combined with a novel biofilter. Chemical Engineering Journal, 288, 87–98, 2016. JCR 2016: IF=6.216 (6/134 Chem. Eng.).
  3. Carra, J. A. Sánchez Pérez, S. Malato, O. Autin, B. Jefferson and P. Jarvis. Performance of different advanced oxidation processes for tertiary wastewater treatment to remove the pesticide acetamiprid. Journal of Chemical Technology & Biotechnology, 91, 72–81, 2016. JCR 2016: IF=3.135 (25/134 Chem. Eng.).
  4. Miralles-Cuevas, I. Oller, A. Agüera, J.A. Sánchez Pérez, R. Sánchez-Moreno, S. Malato. Is the combination of nanofiltration membranes and AOPs for removing microcontaminants cost effective in real municipal wastewater effluents? Environmental Science: Water Research & Technology. 2, 511–520, 2016. JCR 2016: IF= 2.817 (78/229 Env. Sci.).
  5. Carbajo, M. Jiménez, S. Miralles, S. Malato, M. Faraldos, A. Bahamonde. Study of application of titania catalysts on solar photocatalysis: Influence of type of pollutants and water matrices. Chemical Engineering Journal, 291, 64–73, 2016. JCR 2016: IF=6.216 (6/134 Chem. Eng.).
  6. Y. Arzate-Salgado, R.M. Ramírez-Zamora, R. Zanella, J. Peral, S. Malato, M.I. Maldonado. Photocatalytic hydrogen production in a solar pilot plant using a Au/TiO2 photo catalyst. International Journal of Hydrogen Energ, 41, 1933-1940, 2016. JCR 2016: IF=3.582 (28/90 Energy & Fuels).
  7. Papoutsakis, C. Pulgarin, I. Oller, R. Sánchez-Moreno, S. Malato. Enhancement of the Fenton and photo-Fenton processes by components found in wastewater from the industrial processing of natural products: The possibilities of cork boiling wastewater reuse. Chemical Engineering Journa,. 304, 890-896, 2016. JCR 2016: IF=6.216 (6/134 Chem. Eng.).
  8. Andronic, L. Isac, S. Miralles-Cuevas, M.A Visa, I. Oller, A. Duta, S. Malato. Pilot-plant evaluation of TiO2 and TiO2-based hybrid photocatalystsfor solar treatment of polluted water. Journal of Hazardous Material, 320, 469–478, 2016. JCR 2016: IF=6.065 (13/229 Env. Sci.).
  9. Y. Booshehri, M.I. Polo-Lopez, M. Castro-Alférez, P. He, R. Xu, W. Rong, S.Malato, P. Fernández-Ibánez. Assessment of solar photocatalysis using Ag/BiVO4 at pilot solar Compound Parabolic Collector for inactivation of pathogens in wellwater and secondary effluents. Catalysis Today, 281, 124–134, 2017. JCR 2017: IF=4.667 (15/137 Chem. Eng.).
  10. Miralles-Cuevas, D. Darowna, A. Wanag, S. Mozia, S. Malato, I. Oller. Comparison of UV/H2O2, UV/S2O8-2, solar/Fe(II)/H2O2 and solar/Fe(II)/S2O8-2at pilot plant scale for the elimination of micro-contaminants in natural water: An economic assessment. Chemical Engineering Journal, 310, 514-524, 2017. JCR 2017: IF=6.735 (7/137 Chem. Eng.).
  11. Prieto-Rodríguez, I. Oller, A. Agüera S. Malato. Elimination of organic micro-contaminants in municipal wastewater by a combined immobilized biomass reactor and solar photo-Fenton tertiary treatment. Journal of Advanced Oxidation Technologie, 20, 20160192, 2017. JCR 2017: IF=0.901 (130/145 Chem. Phys.).
  12. Ponce-Robles, S. Miralles-Cuevas, I. Oller, A. Agüera, M.J. Trinidad-Lozano, F.J. Yuste, S. Malato. Cork boiling wastewater treatment and reuse through combination of advanced oxidation technologies. Environmental Science and Pollution Research, 24, 6317-6328, 2017. JCR 2017: IF=2.800 (82/260 Env. Sci.).
  13. Miralles-Cuevas, I. Oller, A. Agüera, J.A. Sánchez Pérez, S. Malato. Strategies for reducing cost by using solar photo-Fenton treatment combined with nanofiltration to remove microcontaminants in real municipal effluents: Toxicity and economic assessment. Chemical Engineering Journa,. 318, 161-170, 2017. JCR 2017: IF=6.735 (7/137 Chem. Eng.).
  14. Miralles-Cuevas, I. Oller, A. Agüera, M. Llorca, J.A. Sánchez Pérez, S. Malato. Combination of nanofiltration and ozonation for the remediation of real municipal wastewater effluents: Acute and chronic toxicity assessment. Journal of Hazardous Materials, 323, 442–451, 2017. JCR 2017: IF=6.434 (13/260 Env. Sci.).
  15. De la Obra, L. Ponce-Robles, S. Miralles-Cuevas, I. Oller, S. Malato, J.A. Sánchez Pérez. Microcontaminant removal in secondary effluents by solar photo-Fenton at circumneutral pH in raceway pond reactors. Catalysis Today, 287, 10–14, 2017. JCR 2017: IF=4.667 (15/137 Chem. Eng.).
  16. I. Polo-López, M. Castro-Alférez, S. Nahim-Granados, S. Malato, P. Fernández-Ibáñez. Legionella jordanis inactivation in water by solar driven processes:EMA-qPCR versus culture-based analyses for new mechanistic insights. Catalysis Today, 287, 15–21, 2017. JCR 2017: IF=4.667 (15/137 Chem. Eng.).
  17. C. Campos-Mañas, P. Plaza-Bolaños, J.A. Sánchez-Pérez, S. Malato, A. Agüera. Fast determination of pesticides and other contaminants of emerging concern in treated wastewater using direct injection coupled to highly sensitive ultra-high performance liquid chromatography-tandem mass spectrometry. Journal of Chromatography A, 1507, 84–94, 2017. JCR 2017: IF=3.716 (12/78 Chem. Anal.).
  18. Matos, S. Miralles-Cuevas, A. Ruíz-Delgado, I. Oller, S. Malato. Development of TiO2-C photocatalysts for solar treatment of polluted water. Carbon, 122, 361-373, 2017. JCR 2017: IF=7.082 (25/145 Chem. Phys.).
  19. Ponce-Robles, G. Rivas, B. Esteban, I. Oller, S. Malato, A. Agüera. Determination of pesticides in sewage sludge from an agro-food industry using QuEChERS extraction followed by analysis with liquid chromatography-tandem mass spectrometry. Analytical and Bioanalytical Chemistry, 409, 6181–6193, 2017. JCR 2017: IF=3.307 (15/78 Chem.Anal..)
  20. Soriano-Molina, J.L. García Sánchez, S. Malato, L.A. Pérez-Estrada, J.A. Sánchez Pérez. Effect of volumetric rate of photon absorption on the kinetics of micropollutant removal by solar photo-Fenton with Fe3+-EDDS at neutral pH. Chemical Engineering Journal, 331, 84–92, 2018. JCR 2018: IF=8.355 (6/138 Chem. Eng.).
  21. I. Maldonado, A. López-Martín, G. Colón, J. Peral, J.I. Martínez-Costa, S. Malato. Solar pilot plant scale hydrogen generation by irradiation of Cu/TiO2 composites in presence of sacrificial electron donors. Applied Catalysis B: Environmental, 229 15–23. 2018. JCR 2018: IF=14.229 (3/138 Chem. Eng.).
  22. Ponce-Robles, I. Oller, A. Agüera, M.J. Trinidad-Lozano, F.J. Yuste , S. Malato, L.A. Perez-Estrada. Application of a multivariate analysis method for non-target screening detection of persistent transformation products during the cork boiling wastewater treatment. Science of the Total Environment, 633, 508–517, 2018. JCR 2018: IF=5.589 (27/250 Env. Sci.).
  23. Soriano-Molina, J.L. García Sánchez, O.M. Alfano, L.O. Conte, S. Malato, J.A. Sánchez Pérez. Mechanistic modeling of solar photo-Fenton process with Fe3+-EDDS at neutral pH. Applied Catalysis B: Environmental, 233, 234–242, 2018. JCR 2018: IF=14.229 (3/138 Chem. Eng.).
  24. Oller, S. Miralles-Cuevas, A. Agüera, S. Malato. Monitoring and removal of organic microcontaminants by combining membrane technologies and advanced oxidation processes. Current Organic Chemistry, 22, 1103-1119, 2018. JCR 2018: IF=2.029 (31/57 Chem. Org.).
  25. Ponce-Robles, M.I. Polo-López, I. Oller, J.A. Garrido-Cardenas, S. Malato. Practical approach to the evaluation of industrial wastewater treatment by the application of advanced microbiological techniques. Ecotoxicology and Environmental Safety, 166, 123–131. 2018. JCR 2018: IF=4.527 (44/250 Env. Sci.).
  26. Ilkaeva, I. Krivtsova, J.R. García, E. Díaz, S. Ordóñez, E.I. García-López, G. Marcì, L. Palmisano, M.I. Maldonado, S. Malato. Selective photocatalytic oxidation of 5-hydroxymethyl-2-furfural in aqueous suspension of polymeric carbon nitride and its adduct with H2O2 in a solar pilot plant. Catalysis Today, 315, 138–148, 2018. JCR 2018: IF=4.888 (17/138 Chem. Eng.).
  27. Gallego-Schmid , R.R. Zepon Tarpani, S. Miralles-Cuevas, A. Cabrera-Reina, S. Malato, A. Azapagic. Environmental assessment of solar photo-Fenton processes in combination with nanofiltration for the removal of micro-contaminants from real wastewaters. Science of the Total Environment, 650, 2210–2220, 2019.
  28. Salmerón, K.V. Plakas, I. Sirés, I. Oller, M.I. Maldonado, A.J. Karabelas, S. Malato. Optimization of electrocatalytic H2O2 production at pilot plant scale for solar-assisted water treatment. Applied Catalysis B: Environmental, 242, 327–336, 2019.
  29. Soriano-Molina, P. Plaza-Bolaños, A. Lorenzo, A. Agüera, J.L. García Sánchez, S. Malato, J.A. Sánchez Pérez. Assessment of solar raceway pond reactors for removal of contaminants of emerging concern by photo-Fenton at circumneutral pH from very different municipal wastewater effluents. Chemical Engineering Journal, 366, 141-149, 2019.
  30. Rizzo, S. Malato, D. Antakyali, V.G. Beretsou, M.B. Đolić, W. Gernjak, E. Heath, I. Ivancev-Tumbas, P. Karaolia, A.R. Lado-Ribeiro, G. Mascolo, C.S. McArdell, H. Schaar, A.M.T. Silva, D. Fatta-Kassinos. Consolidated vs new advanced treatment methods for the removal of contaminants of emerging concern from urban wastewater. Science of the Total Environment, 655, 986-1008, 2019.
  31. Grilla, V. Matthaiou, Z. Frontistis, I. Oller, I. Polo, S. Malato. D. Mantzavinos. Degradation of antibiotic trimethoprim by the combined action of sunlight, TiO2 and persulfate: A pilot plant study. Catalysis Today, 328, 216–222, 2019.
  32. Polliotto, F.R. Pomilla, V. Maurino, G. Marcì, A. Bianco Prevot, R. Nisticò, G. Magnacca, M.C. Paganini, L. Ponce Robles, L. Perez, S. Malato. Different approaches for the solar photocatalytic removal of microcontaminants from aqueous environment: Titania vs. hybrid magnetic iron oxides. Catalysis Today, 328, 164–171, 2019.
  33. Ruíz-Delgado, M.A. Roccamante, I. Oller, A. Agüera, S. Malato. Natural chelating agents from olive mill wastewater to enable photo-Fenton like reactions at natural pH. Catalysis Today, 328, 181–185, 2019.
  34. M. Hinojosa Guerra, I. Oller Alberola, S. Malato Rodriguez, A. Agüera Lopez, A. Acevedo Merino, J.M. Quiroga Alonso. Oxidation mechanisms of amoxicillin and paracetamol in the photo-Fenton solar process. Water Research, 156, 232-240, 2019.
  35. Nahim-Granados, I. Oller, S. Malato, J.A. Sánchez Pérez, M.I. Polo-Lopez. Commercial fertilizer as effective iron chelate (Fe3+-EDDHA) for wastewater disinfection under natural sunlight for reusing in irrigation. Applied Catalysis B: Environmental, 253, 286–292, 2019.
  36. Davididou, E. Chatzisymeon, L. Perez-Estrada, I. Oller, S. Malato. Photo-Fenton treatment of saccharin in a solar pilot compound parabolic collector: Use of olive mill wastewater as iron chelating agent, preliminary results. Journal of Hazardous Materials, 372, 137–144, 2019.
  37. Miralles-Cuevas, I. Oller, A. Ruíz-Delgado, A. Cabrera-Reina, L. Cornejo-Ponce, S. Malato. EDDS as complexing agent for enhancing solar advanced oxidation processes in natural water: Effect of iron species and different oxidants. Journal of Hazardous Materials, 372, 129–136, 2019.
  38. García-Fernández, S. Miralles-Cuevas, I. Oller, S. Malato, P. Fernández-Ibáñez, M. I. Polo-López. Inactivation of E. coli and E. faecalis by solar photo-Fenton with EDDS complex at neutral pH in municipal wastewater effluents. Journal of Hazardous Materials, 372, 85–93, 2019.
  39. Ponce-Robles, I. Oller, M.I. Polo-López, G. Rivas-Ibáñez, S. Malato. Microbiological evaluation of combined advanced chemical-biological oxidation technologies for the treatment of cork boiling wastewater. Science of the Total Environment, 687, 567–576, 2019.
  40. I. Maldonado, E. Saggioro, J. Peral, E. Rodríguez-Castellón, J. Jiménez-Jiménez, S. Malato. Hydrogen generation by irradiation of commercial CuO + TiO2 mixtures at solar pilot plant scale and in presence of organic electron donors. Applied Catalysis B: Environmental, 257, 117890, 2019.