Dr. M. Ignacio Maldonado

Telephone: +34950387800 (ext. 955)

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

Research interest

His profile is mainly connected to R+D projects related to water treatment with advanced oxidation processes. He has participated as researcher in 9 national projects, 16 EU projects (IV, V, VI, VII and H2020 FP) and 5 research contracts with private companies related to the development of Solar Energy Technologies for the treatment of industrial waste waters and desalination.

Track record

From 2002 to present, he has been working as a Tenured Scientist at Plataforma Solar de Almería (PSA)-CIEMAT. He is author of 6 books in national publishing and co-author of 18 books in international publishing, co-author of 100 articles in scientific journals, 120 contributions to international congresses and symposiums and several contributions to national congresses. H index (dec. 2017) = 38.

  • Research of Joint Research Center (Univ. Almería-CIEMAT) of R&D in Solar Energy (Ciesol,



  1. Poblete, R., Oller, I., Maldonado, M.I., Luna, Y., Cortes, E. “Cost estimation of COD and color removal from landfill leachate using combined coffee-waste based activated carbon with advanced oxidation processes”. Journal of Environmental Chemical Engineering 5 114–121, 2017.
  2. Páramo-Vargas J, Maldonado-Rubio MI, Gómez-Castro FI, Peralta-Hernández JM “Modeling the Fenton Depuration of the Effluent from a Slaughterhouse based on Design of Experiments”. MOJ Eco Environ Sci 2(2): 00018, 2017.
  3. Arzate Salgado, S.Y., Ramírez Zamora, R.M., Zanella, R., (...), Malato, S., Maldonado, M.I. “Photocatalytic hydrogen production in a solar pilot plant using a Au/TiO2photo catalyst”. International Journal of Hydrogen Energy 41 11933-11940, 2016.
  4. Javier Páramo-Vargas; Silvia Gutiérrez Granados; M.I. Maldonado-Rubio; J. Manuel Peralta-Hernández. “Up to 95% reduction of chemical oxygen demand of slaughterhouse effluents using Fenton and photo-Fenton oxidation”. Environmental Chemistry Letters, 14 (1) 2016 149-154. DOI: 10.1007/s10311-015-0534-2.
  5. Sixto Malato; Manuel I. Maldonado; Pilar Fernández-Ibáñez; Isabel Oller; Inmaculada Polo; Ricardo Sánchez-Moreno; “Decontamination and disinfection of water by solar photocatalysis: The pilot plants of the Plataforma Solar de Almería”. Materials Science in Semiconductor Processing 42 (2016) 15-23.
  6. Enrico Mendes Saggioro, Anabela Sousa Oliveira, Daniel Forsin Buss, Danielly de Paiva Magalhaes, Thelma Pavesi, Margarita Jiménez, Manuel Ignacio Maldonado, Luis Filipe Vieira Ferreira, Josino Costa Moreira. “Photo-decoloration and ecotoxicological effects of solar compound parabolic collector pilot plant and artificial light photocatalysis of indigo carmine dye”. Dyes and Pigments 113 (2015) 571-580.
  7. Cabrera Reina A., Santos-Juanes L., García Sánchez J.L., Casas López J.L., Maldonado Rubio M.I., Li Puma G., Sánchez Pérez J.A.; “Modeling the photo-Fenton oxidation of the pharmaceutical 1 paracetamol in water including the effect of photon absorption (VRPA)”. Applied Catalysis B: Environmental. 166-167 (2015) 295-301.
  8. M. Jiménez, M. Ignacio Maldonado, E. M. Rodríguez, A. Hernández-Ramírez, E. Saggioro, I. Carra, J. A. Sánchez Pérez. “Supported TiO2 solar photocatalysis at semi-pilot scale: Degradation of pesticides found in citrus processing industry wastewater, reactivity and influence of photogenerated species”. Journal of Chemical Technology & Biotechnology 2015;90:149-157.
  9. Cabrera Reina A., Santos-Juanes Jordá L., Casas López J.L., Maldonado Rubio M.I., García Sánchez J.L., Sánchez Pérez J.A., “Biological oxygen demand as a tool to predict membrane bioreactor best operating conditions for a photo-Fenton pre-treated toxic wastewater.”. Journal of Chemical Technology & Biotechnology 2015; 90:110-119.
  10. Carlos Amor, Estefanía de Torres-Socías, José A. Peres, Manuel I. Maldonado, Isabel Oller, Sixto Malato, Marco S. Lucas. “Mature landfill leachate treatment by coagulation/flocculation combined with Fenton and solar photo-Fenton processes”. Journal of Hazardous Materials 286 (2015) 261-268.
  11. Enrico Mendes Saggioro; Anabela Sousa Oliveira; Thelma Pavesi; Margarita Jiménez Tototzintle; Manuel Ignacio Maldonado; Fábio Verissimo Correia and Josino Costa Moreira: “Solar CPC Pilot Plant Photocatalytic Degradation of Indigo Carmine Dye in Waters and Wastewaters Using Supported-TiO2: Influence of Photodegradation Parameters”. International Journal of Photoenergy. Vol. 2015, Article ID 656153, 12 pages, 2015. doi:10.1155/2015/656153.
  12. M. Jiménez-Tototzintle; I. Oller; A. Hernández-Ramírez; S. Malato; M. I. Maldonado: “Remediation of agro-food industry effluents by biotreatment combined with supported TiO2/H2O2 solar photocatalysis”. Chemical Engineering Journal 273 (2015) 205-213.
  13. María M. Micó; Ana Zapata; Manuel I. Maldonado; Jordi Bacardit; Jorge Malfeito; Carme Sans; “Fosetyl Al photo-Fenton degradation and its endogeneous catalyst inhibition”. Journal of Hazardous Materials 265 (2014) 177-184.
  14. N. Miranda-García, S. Suárez, M. Ignacio Maldonado, S. Malato, B. Sánchez. “Regeneration approaches for TiO2 immobilised photocatalyst used in the elimination of emerging contaminants in water”. Catalysis Today 230 (2014) 27-34.
  15. M.L. Maya-Treviño, J.L. Guzmán-Mar, L. Hinojosa-Reyes, N.A. Ramos-Delgado, M.I. Maldonado, A. Hernández-Ramírez. “Activity of the ZnO-Fe2O3 catalyst on the degradation of dicamba and 2,4-D herbicides using simulated solar light”. Ceramics International 40 (2014) 8701-8708.
  16. L. Fernandes; M. Lucas; M. I. Maldonado; I. Oller; A. Sampaio; “Treatment of pulp mill wastewater by Cryptococcus podzolicus and solar photo-Fenton: a case study”. Chemical Engineering Journal 245. 158-165. 2014 doi:10.1016/j.cej.2014.02.043.
  17. Enrico Mendes Saggioro; Anabela Sousa Oliveira; Thelma Pavesi; Margarita Jiménez Tototzintle; Manuel Ignacio Maldonado; Fábio Verissimo Correia; Josino Costa Moreira; “Solar CPC pilot plant photocatalytic degradation of Bisphenol A in waters and wastewaters using suspended and supported-TiO2. Influence of photogenerated species”. Environmental Science and Pollution Research (2014) 21:12112-12121. DOI 10.1007/s11356-014-2723-0.
  18.  Gracia Marquez; Eva M Rodriguez; M. Ignacio Maldonado; Pedro M. Alvarez . “Integration of ozone and solar TiO2-photocatalytic oxidation for the degradation of selected pharmaceutical compounds in water and wastewater”. Separation and Purification Technology. 136 (2014) 18-26.
  19. Cabrera Reina, A; Casas López, J.L.; Maldonado Rubio, M.I; Santos-Juanes Jordá, L; García Sánchez, J.L.; Sánchez Pérez, J.A.; “Effects of Environmental Variables on the Photo-Fenton Plant Design”.  Chemical Engineering Journal, 237 (2014), pp. 469 – 477.
  20. I. Carra, S. Malato, M. Jiménez, M.I. Maldonado, J.A. Sánchez Pérez; “Microcontaminant removal by solar photo-Fenton at natural pH run with sequential and continuous iron additions”. Chemical Engineering Journal 235 (2014) 132–140.
  21. Bernardí Bayarri; Jaime Gimenez; Manuel Ignacio Maldonado; Sixto Malato; Santiago Esplugas; “2,4-Dichlorophenol degradation by means of heterogeneous photocatalysis. Comparison between laboratory and pilot plant performance”. Chemical Engineering Journal 232 (2013) 405–417.
  22. Katherine Villa; Xavier Domènech; Sixto Malato; Manuel I. Maldonado; José Peral; “Heterogeneous  photocatalytic hydrogen generation in a solar pilot plant”. International Journal of Hydrogen Energy. 38 (29) (2013) 12718-12724
  23. Saldaña-Robles, A.; Guerra-Sánchez, R.; Mendez-Tovar, M.; Maldonado-Rubio, M. I.; Peralta-Hernández, J. M.; "Optimization of the operating parameters using RSM for the Fenton oxidation process and adsorption on vegetal carbon of MO solutions". Journal of Industrial and Engineering Chemistry. In press. June 2013.
  24. S. Miralles-Cuevas, A. Arqués, M. I. Maldonado; J. A. Sánchez-Pérez, S. Malato Rodríguez; “Combined nanofiltration and photo-Fenton treatment of water containing micropollutants.” Chemical Engineering Journal. 224 (2013) 89-95
  25. Rodrigo Poblete, Lucía Prieto-Rodríguez, Isabel Oller, Manuel I. Maldonado, Sixto Malato, Emilia Otal, Luís F. Vilches, Constantino Fernández-Pereira. "Solar photocatalytic treatment of landfill leachate using a solid mineral by-product as a catalyst". Chemosphere, 88, 1090-1096, 2012.
  26. Marco S. Lucas, José A. Peres, Carlos Amor, Lucía Prieto-Rodríguez, Manuel I.Maldonado, Sixto Malato; “Tertiary treatment of pulp mill wastewater by solar photo-Fenton”. Journal of Hazardous Materials 225– 226 (2012) 173– 181.
  27. M. Ballesteros; L. Garrido; J. L. Casas, O. Sánchez, M. I. Maldonado, J. Mas, J. A. Sánchez-Pérez. “An analysis of the bacterial community in a membrane bioreactor fed with photo-Fenton pre-treated toxic water Journal of Industrial Microbiology & Biotechnology (2011) 38:1171-1178.
  28. N. Klamerth, S. Malato, M.I. Maldonado, A. Agüera, A. Fernández-Alba. “Modified photo-Fenton for degradation of emerging contaminants in municipal wastewater effluents”. Catalysis Today 161 (2011) 241–246.
  29. Sánchez, O.; Garrido, L.; Forn, I.; Massana, R.; Maldonado, M. I.; Mas, J. “Molecular characterization of activated sludge from a seawater-processing wastewater treatment plant”.  Microbial Biotechnology (2011) 4 (5). 628-642. doi: 10.1111/j.1751-7915.2011.00256.x
  30. N. Miranda-García, S. Suárez, B. Sánchez, J. M. Coronado, S. Malato, M. Ignacio Maldonado, “Photocatalytic degradation of emerging contaminants in municipal wastewater treatment plant effluents using immobilized TiO2 in a solar pilot plant”. Applied Catalysis B: Environmental. 103 (2011) 294-301. doi:10.1016/j.apcatb.2011.01.030
  31. C. Postigo; C. Sirtori; I. Oller; S. Malato; M. I. Maldonado; M. J. López de Alda; D. Barceló; “Solar transformation and photocatalytic treatment of cocaine in water: kinetics, characterization of major intermediate products and toxicity evaluation”. Applied Catalysis B: Environmental 104 (2011) 37-48. doi:10.1016/j.apcatb.2011.02.030
  32. M. Jiménez; I. Oller; M. I. Maldonado; S. Malato; A. Hernández-Ramírez; A. Zapata; J. M. Peralta-Hernández. “Solar photo-Fenton degradation of herbicides partially dissolved in water”. Catalysis Today 161 (2011)214-220.
  33. C. Postigo; C. Sirtori; I. Oller; S. Malato; M. I. Maldonado; M. López de Alda; D. Barceló. “Photolytic and photocatalyc transformation of methadone in aqueous solutions under solar irradiation: Kinetics, characterization of major intermediate products and toxicity evaluation”. Water Research 45 (2011) 4815-4826. doi: 10.1016/j.watres.2011.06.027.
  34. Klamerth, N.; Rizzo, L.; Malato, S.; Maldonado, M. I.; Agüera, A.; Fernández-Alba, A. R. “Degradation of fifteen emerging contaminants at µg L-1 initial concentrations by mild solar photo-Fenton in MWTP effluents”. Water Research 44 (2010) 545-554. IF 2008: 3.587
  35. E. M. Rodríguez, G. Fernández, N. Klamerth, M. I. Maldonado, P. M. Álvarez, S. Malato. “Efficiency of different solar light-based advanced oxidation processes on the oxidation of bisphenol-A in Water”. App. Catalysis B: Environ. 95 (2010) 228-237. IF 2008: 4.853
  36. N. Klamerth; S. Malato; M. I. Maldonado; A. Agüera, A. R. Fernández-Alba. “Aplication of photo-Fenton as a tertiary treatment of emerging contaminants in municipal wastewater”. Environ. Sci. Technol. 2010, 44, 1792-1798. IF 2008: 4.458.
  37. N. Miranda-García; M. Ignacio Maldonado; J. M. Coronado; Sixto Malato, “Degradation study of fifteen emerging contaminants at low concentration by immobilized TiO2 in a pilot plant”. Catalysis Today 151 (2010) 107-113. DOI 10.1016/j.cattod.2010.02.044.
  38. A. Zapata, I. Oller, L. Rizzo, S. Hilgert, M.I. Maldonado, J.A. Sánchez-Pérez, S. Malato; “Evaluation of operating parameters involved in solar Photo-Fenton treatment of wastewater: Interdependence of inicial pollutant concentration, temperature and iron concentration”. Applied Catalysis B: Environmental 97 (2010) 292-298. doi:10.1016/j.apcatb.2010.04.020. IF 2008: 4.853.
  39. A. Zapata; S. Malato; J. A. Sánchez-Pérez; I. Oller; M. I. Maldonado; “Scale-up strategy for a combined solar photo-Fenton/bilogical system for remediation of pesticide-contaminated water”. Catalysis Today 151 (2010) 100-106. doi: 10.1016/jcattod.2010.01.034
  40. J. Blanco, S. Malato, P. Fernandez, D. Alarcon, W. Gernjak, M. I. Maldonado; “Review of Feasible Solar Energy Applications to Water Processes”. Renewable and Sustainable Energy Reviews 13 (2009) 1437-1445.
  41. A. Zapata; T. Velegraki; J. A. Sánchez-Pérez; D. Mantzavinos; M. I. Maldonado; S. Malato; “Solar Photo-Fenton Treatment of Pesticides in Water: Effect of Iron Concentration on Degradation and Assesment of Ecotoxicity and Biodegradability”. Applied Catalysis B: Environmental 88 (2009) 448-454.
  42. A.M. Amat, A. Arques, A. García-Ripoll, L Santos-Juanes, R. Vicente, I. Oller, M. I. Maldonado, S. Malato. "A reliable monitoring of the biocompatibility of an effluent along an oxidative pre-treatment by sequential bioassays and chemical analyses". Water Research 43 (2009) 784-792.
  43. Fabiola Méndez-Arriaga, M. Ignacio Maldonado, Jaime Gimenez, Santi Esplugas, Sixto Malato; “Abatement of ibuprofen by solar photocatalysis process: Enhancement and scale up”. Catal. Today 144 (2009) 112-116.
  44. Klamerth, N.; Miranda, N.; Malato, S.; Agüera, A.; Fernández-Alba, A. R.; Maldonado, M. I.; Coronado, J. M.; “Degradation of ermerging contaminats at low concentrations in MWTPs effluents with mild solar photo-Fenton and TiO2”. Catal. Today 144 (2009) 124-130.
  45. Zapata, A.; Oller, I.; Bizani, E.; Sánchez-Pérez, J. A., Maldonado, M. I., Malato, S.; “Evaluation of operational parameters involved in solar photo-Fenton degradation of a commercial pesticide mixture”. Catal. Today 144 (2009) 94-99. IF 2008: 3.004
  46. Vilar, V. J. P.; Gomes, A. I. E.; Ramos, V. M.; Maldonado M. I.; Boaventura, R. A. R.; “Solar photocatalysis of a recalcitrant coloured effluent from a wastewater treatment plant”. Photochem. Photobiol. Sci., 2009, 8, 691-698. IF 2008: 2.144.
  47. Vilar, V. J. P.; Maldonado M. I; Oller, I.; Malato, S.; Boaventura, R. A. R; “Solar treatment of cork boiling and bleaching wastewaters in a pilot plant”. Water Research 43 (2009) 4050-4062. IF 2008: 3.587
  48. Malato, S.; Fernández-Ibáñez, P.; Maldonado, M. I.; Blanco, J.; Gernjak, W.; “Decontamination and disinfection of water by solar photocatalysis: Recent overview and trends”. MONOGRAPH (SPECIAL ISSUE), Catal. Today 147, issue 1, 1-59, 15 September (2009). IF 2008: 3.004
  49. Lucas, M. S.; Mosteo, R.; Maldonado, M. I.; Malato, S.; Peres, J. A.; “Solar Photochemical Treatment of Winery Wastewater in a CPC Reactor”. J. Agric. Food Chem.2009, 57, 11242-11248. IF 2008 2.562
  50. J. M. Peralta-Hernández; Y. Meas-Vong; F. J. Rodríguez; T. W. Chapman; M. I. Maldonado; Luis A. Godínez; “Comparison of hydrogen peroxide-based processes for treating dye-containing wastewater: Decolorization and destruction of Orange II azo dye in dilute solution”. Dyes and Pigments 76 (2008) 656-662.
  51. J. García-Montaño; L. Pérez-Estrada, I. Oller; M. I. Maldonado; F. Torrades; J. Peral; “Pilot plant scale reactive dyes degradation by solar photo-Fenton and biological processes”. J. Photochem. Photobiol. A: Chem. 195 (2008) 205-214.
  52. M. Lapertot; S. Ebrahimi; I. Oller; M. I. Maldonado; W. Gernjak; S. Malato; C. Pulgarin; “Evaluating Microtox® as tool for biodegradability assessment of partially treated solutions of pesticidas using Fe3+ and TiO2 solar photo-assisted processes”. Ecotoxicology and Environmental Safety 69 (2008) 546-555.
  53. Maria José Farré, Manuel Ignacio Maldonado, Wolfgang Gernjak, Isabel Oller, Sixto Malato, Xavier Domènech and José Peral. “Coupled solar photo-Fenton and biological treatment for the degradation of diuron and linuron herbicides at pilot scale” Chemosphere,72 (2008) 622-629.
  54. A. Zapata, I. Oller, R. Gallay, C. Pulgarín, M. I. Maldonado, S. Malato, W. Gernjak, “Comparison of Photo-Fenton and Coupled Photo-Fenton and Biological Treatment for Detoxification of Pharmaceutical Industry Contaminants”. J. Adv. Oxid. Technol. Vol. 11, Nº 2 (2008).
  55. J. García-Montaño, F. Torrades, L. A. Pérez-Estrada, I. Oller, S. Malato, M. I. Maldonado, J. Peral, “Degradation Pathways of the Commercial Reactive Azo Dye Procion Red H-E7B under Solar-Assisted Photo-Fenton Reaction”. Environ. Sci. Technol. 2008, 42, 6663-6670.