Departamento

Departamento de Ingeniería Industrial

Cursos que dicta

Pregrado

  • Gestión del Agua en la Industria.
  • Termodinámica y Fluidos.
  • Ingeniería Ambiental.
  • Proyecto Integrador de Gestión de Operaciones
  • Proyecto de Título.

Postgrado

  • Tratamiento de Aguas y Aguas Residuales. Doctorado en Ingeniería Civil.
  • Introducción a las Ciencias Ambientales. Módulos de Contaminación Hídrica. Magíster en Medioambiente.
  • Contaminación. Módulos de Contaminación Hídrica. Magíster en Medioambiente.
  • Tecnologías Limpias. Magíster en Medioambiente.

Producción Científica

Proyectos

  • Desarrollo de un prototipo de sistema de tratamiento integral de alta eficiencia para la remoción de arsénico del agua acoplado a un proceso de fotocatálisis para su estabilización y disposición segura para el medio ambiente. FONDEF D20i10153 (199.906.000 CLP). Universidad de Concepción. Universidad Católica de la Santísima Concepción. (Director Alterno)
  • Development of new functional nanocomposites based on graphene quantum dots supported metal/metal oxide nanoparticles for electrochemical biosensing of DNA/RNA molecules. FONDECYT Postdoctorado N° 3190256. Universidad Católica de la Santísima Concepción. 2019-Marzo. 2022. Postdoctorante: Vinoth Victor Lazaras, National Institute of Technology, Tiruchirappalli, India. (Profesor Patrocinador)
  • Low temperature photocatalytic oxidation of ethylene emissions from fruit warehouses and cold-storage facilities using hydrophobic zeolites doped with zinc and copper oxide nanoparticles under high relative humidity. FONDECYT Regular 1170694. (155.023.000 CLP). Universidad Católica de la Santísima Concepción. Abril 2017-Abril 2020. (Investigador responsable)
  • Eliminación de compuestos orgánicos volátiles azufrados (COVs-S) de plantas de fabricación de celulosa mediante un sistema híbrido de adsorción/oxidación con peróxido de hidrógeno y carbones activados. FONDECYT Postdoctorado N° 3150118 (74.447.400 CLP). Universidad Católica de la Santísima Concepción. 2014-Nov. 2017. Postdoctorante: Esther Vega Martínez, Universidad de Girona, España. (Profesor Patrocinador)
  • Low temperature removal of chlorinated volatile organic compounds based on the combined use of transition metal-exchanged Chilean natural zeolite and ozone as detoxification process. FONDECYT Regular 1130560. (141.956.000 CLP). Universidad Católica de la Santísima Concepción. 2013-Mar. 2016. (Investigador responsable)
  • Aplicación de zeolitas sintéticas francesas y zeolitas naturales chilenas para la eliminación de contaminantes orgánicos tóxicos en procesos de oxidación avanzada. Proyecto ECOS-CONICYT C11E08. Universidad Católica de la Santísima Concepción. Universidad de Concepción. Universidad de Toulouse. Enero 2012-Diciembre 2014. (Monto aprobado primer año 2.840.000 CLP) (Investigador Responsable)
  • Water and chemicals recovery from segregated kraft cellulose bleaching effluents using membrane separation and advanced electrooxidation processes. FONDECYT Regular 1100738. Universidad de Concepción. Universidad Católica de la Santísima Concepción. 2010-Mar. 2014. (Co-investigador)
  • Heterogeneous catalytic gas phase ozonation of vocs using chilean zeolite at low temperature. FONDECYT Regular 1090182. (100.262.000 CLP). Universidad Católica de la Santísima Concepción. 2009-Mar. 2012. (Investigador responsable)
  • Recuperación de agua y recursos químicos a partir de los efluentes segregados del blanqueo de celulosa kraft, mediante un sistema combinado de separación por membranas y procesos de electro-oxidación avanzada. Programa de financiamiento Basal, Centro Científico y Tecnológico de Excelencia (CCTE-UDT), Capital Semilla. Universidad de Concepción. Universidad Católica de la Santísima Concepción. 2009-Jun. 2010. (Co-investigador)
  • Ozonización catalítica de compuestos orgánicos tóxicos promovida por arenas volcánicas. FONDECYT 1060304. (54.222.000 CLP). Universidad Católica de la Santísima Concepción. 2006-Mar. 2009. (Investigador responsable)

Publicaciones

  • Héctor Valdés, Andrés L. Riquelme, Víctor A. Solar, Federico Azzolina-Jury, Frédéric Thibault-Starzyk. Removal of chlorinated volatile organic compounds onto natural and Cu-modified zeolite: The role of chemical surface characteristics in the adsorption mechanism. Separation and Purification Technology (Revista WoS, Scopus, Q1 impact factor: 5.774) (aceptado 13-11-2020).
  • Imane El Mrabet; Mostafa Nawdali; Salah Rafqah; Héctor Valdés; Mourad Benzina; Hicham Zaitan. Low‑cost biomass for the treatment of landfll leachate from Fez City: application of a combined coagulation–adsorption process. Euro-Mediterranean Journal for Environmental Integration (2020) 5: 63
  • Pugazhenthiran, P. Sathishkumar, V. Mangalaraja, S. Vijaya, S. Suresh, M. Kandasamy, H. Valdés, M.A. Gracia-Pinilla, S. Murugesan, S. Anandan. Fluorine-Free Synthesis of Reduced Graphene Oxide Modified Anatase TiO2 Nanoflowers Photoanode with Highly Exposed {001} Facets for High Performance Dye-sensitized Solar Cell. Solar Energy (Aceptado 05-10-2020) (Revista WoS, Scopus, Q2 impact factor: 4.608)
  • Vinoth, Victor; Nalandhiran, Pugazhenthiran; Viswanathan, Mangalaraja; Syed, Asad; Marraiki, Nataj; Valdés, Héctor; Anandan, Sambandam. Development of electrochemical enzyme-free glucose sensor based on self-assembled Pt-Pd bimetallic nanosuperlattices. Analyst (Aceptado 06-09-2020) (Revista WoS, Scopus, Q1 impact factor: 3.978)
  • Joshua O. Olowoyo, Upasana Saini, Manoj Kumar, Héctor Valdés, Hitendra Singh, Martins O. Omorogie, Jonathan O. Babalola, Alexander V. Vorontsov, Umesh Kumar. Panagiotis G. Smirniotis. Reduced graphene oxide/NH2-MIL-125(Ti) composite: selective CO2 photoreduction to methanol under visible light and computational insights into charge separation. Journal of CO2 Utilization 42 (2020) 101300 (Revista WoS, Scopus, Q1 impact factor: 5.993)
  • Johannes de Bruijn, Ambar Gómez, Pedro Melín, Cristina Loyola, Víctor Solar, Norberto Abreu, Federico Azzolina-Jury, Héctor Valdés. Use of a copper and zinc modified natural
    zeolite to improve ethylene removal and postharvest quality of tomato
    Crystals 10 (2020) 471 (Revista WoS, Scopus, Q2 impact factor 2018: 2.061)
  • Adriana C Mera; C.A. Rodríguez; L. Pizarro-Castillo; M.F. Meléndrez; Héctor Valdés. Effect of temperature and reaction time during solvothermal synthesis of BiOCl on microspheres formation: Implications in the photocatalytic oxidation of gallic acid under simulated solar radiation. Journal of Sol-Gel Science and Technology 95 (2020) 146–156 (Revista WoS, Scopus, Q2 impact factor 2019: 2.008))
  • Alexander Vorontsov, Héctor Valdés, Panagiotis G. Smirniotis, Yaron Paz. Computational Models of TiO2 Anatase Nanoparticles. Journal of Chemical Technology & Biotechnology 95 (2020) 2750–2760. (Revista WoS, Scopus, Q2/Q3 impact factor 2018: 2.659)
  • Dennyson Savariraj, Mangalaraja R.V., Vinoth V, Arun T, David Contreras, Akbari-Fakhrabadi Ali, Héctor Valdés, Fawzi Banat. Microwave-Assisted Synthesis of Localized Surface Plasmon Resonance Enhanced Two Dimensional (2D) Bismuth Selenide (Bi2Se3) Layers for Non-Enzymatic Glucose Sensing. Journal of Electroanalytical Chemistry 856 (2020) 113629 (Revista WoS, Scopus, Q1 impact factor 2019: 3.807)
  • Héctor Valdés, Francisco J. Ulloa, Víctor A. Solar, Manuel S. Cepeda, Federico Azzolina-Jury, Frédéric Thibault-Starzyk. New insight of the influence of acidic surface sites of zeolite on the ability to remove gaseous ozone using operando DRIFTS studies. Microporous and Mesoporous Materials 294 (2020) 109912 (Revista WoS, Scopus, Q1 impact factor 2019: 4.551)
  • El Mrabet, M. Benzina, Valdés and H. Zaitan. Treatment of landfill leachates from Fez city (Morocco) using a sequence of aerobic and fenton processes. Scientific African 8 (2020) e00434 (Revista Scopus)
  • Alexander Vorontsov, Héctor Valdés, Panagiotis G. Smirniotis, Yaron Paz. Recent advancements in the understanding of the surface chemistry in TiO2 photocatalysis. Surfaces 2020, 3, 72–92. doi:10.3390/surfaces3010008
  • Alexander V. Vorontsov, Héctor Valdés. Panagiotis G. Smirniotis. Design of Active Sites in Zeolite Catalysts using Modern Semiempirical Methods: The Case of Mordenite. Computational and Theoretical Chemistry 1166 (2019) 112572 (Revista WoS, Scopus, Q4 impact factor 2018: 1.344)
  • Victor Vinoth; Lakshmi Nochur Natarajan; Ramalinga Viswanathan Mangalaraja; Héctor Valdés; Anandan Sambandam. Simultaneous Electrochemical Nanomolar Detection of Dopamine and Epinephrine using Silica Network Functionalized Gold Nanocrystals Capped with Graphene Quantum Dots. Microchimica Acta 186 (2019) 681. (Revista WoS, Scopus, Q1 impact factor 2019: 6.232)
  • Valeriya S.Drozd, Nadezhda A.Zybina, Kristina E.Abramova, Mikhail Yu.Parfenov, Umesh Kumar, Héctor Valdés, Panagiotis G.Smirniotis, Alexander V.Vorontsov. Oxygen vacancies in nano-sized TiO2 anatase nanoparticles. Solid State Ionics 339 (2019) 115009 (Revista WoS, Scopus, Q2 impact factor 2017: 2.751)
  • Johannes de Bruijn, Ambar Gómez, Pedro Melín, Cristina Loyola, Víctor Solar, Héctor Valdés. Effect of doping natural zeolite with copper and zinc cations on ethylene removal and postharvest tomato fruit quality. Chemical Engineering Transactions 75 (2019) 265-270. (Scopus)
  • Zineb Bencheqroun, Imane El Mrabet, Zined Chaouki, Mohamed Kachabi, Mostafa Nawdali, Hector Valdés, Isabel Correia Neves, Hicham Zaitan. Removal of basic and acid dyes from aqueous solutions using cone powder from Moroccan cypress cupressus sempervirens as a natural adsorbent. Desalination and Water Treatment 166 (2019) 387-398 (Revista WoS, Scopus, Q3 impact factor 2017: 1.383)
  • Alexander V. Vorontsov, Héctor Valdés. Insights into the visible light photocatalytic activity of S-doped TiO2. International Journal of Hydrogen Energy 44 (2019) 17963-17973 (Revista WoS, Scopus, Q2 impact factor 2019: 4.939)
  • Alexander V.Vorontsov, HéctorValdés. Quantum Size Effect and Visible Light Activity of Anatase Nanosheet Quantum Dots. Journal of Photochemistry and Photobiology A: Chemistry 379 (2019) 39-46. (Revista WoS, Scopus, Q2 impact factor 2017: 2.891)
  • Joshua O. Olowoyo, Jonathan O. Babalola, Manoj Kumar, Bhupender Singh, Vincent O. Oninla, Héctor Valdés, Alexander V. Vorontsov, Umesh Kumar. Self-assembled reduced graphene oxide-TiO2 nanocomposites: Synthesis, DFTB+ calculations, and enhanced photocatalytic reduction of CO2 to methanol. Carbon 147 (2019) 385-397. (Revista WoS, Scopus, Q1 impact factor 2019: 8.821)
  • J Abreu, H. Valdés, C.A. Zaror, F. Azzolina-Jury, M.F. Meléndrez. Ethylene adsorption onto natural and metal modified Chilean zeolite: an Operando DRIFTS approach. Microporous & Mesoporous Materials 274 (2019) 138-148 (Revista WoS, Scopus, Q1 impact factor 2017: 3.649)
  • Katia González-Labrada, Romain Richard, Caroline Andriantsiferana, Héctor Valdés, Ulises J. Jáuregui-Haza, Marie-Helene Manéro. Enhancement of ciprofloxacin degradation in aqueous system by heterogeneous catalytic ozonation. Environmental Science and Pollution Research, 2018 (Revista WoS, Scopus, Q2 impact factor 2017: 2.800)
  • Adriana C. Mera, A. Martínez-de la Cruz, E. Pérez-Tijerina, M.F. Meléndrez, Héctor Valdés. Nanostructured BiOI for air pollution control: Microwave-assisted synthesis, characterization and photocatalytic activity toward NO transformation under visible light irradiation. Materials Science in Semiconductor Processing 88 (2018) 20–27 (Revista WoS, Scopus, Q2 impact factor 2018: 2.722)
  • Manuel Meléndrez Adriana Mera, Andres Jaramillo, Fabiola Jamett, Carlos Rodríguez, Hector Valdés, David Rojas. Solvothermal synthesis and photocatalytic activity of BiOBr microspheres with hierarchical morphologies. Acta Chimica Slovenica 65(2) 429-437, 2018 (Revista WoS, Scopus, Q3 impact factor 2017: 1.104)
  • Serguei Alejandro, Héctor Valdés, Marie-Hélène Manero, Claudio Zaror. Catalytic Ozonation of Toluene Contaminated Streams using Chilean Natural Zeolite: The key role of Brønsted and Lewis Acid Sites. Catalysts 2018, 8(5), 211, 1-12. (Revista WoS, Scopus, Q2 impact factor 2017: 3.465)
  • Nicolas Brodu, Marie-Hélène Manero, Caroline Andriantsiferana, Jean-Stéphane Pic, Héctor Valdés. Gaseous ozone elimination over microporous zeolites: Incidence of pore framework and chemical features on ozone removal performance. Canadian Journal of Chemical Engineering. 96: 1911-1918, 2018 (Revista WoS, Scopus, Q3 impact factor 2017: 1.265)
  • Esther Vega; Héctor Valdés. New evidences of the effect of activated carbón chemical structure on the activity to promote radical generation in an advanced oxidation process using hydrogen peroxide. Microporous and Mesoporous Materials 259, 1-8, 2018.
  • Zineb Chaouki, Khalil Fouad, Mustapha Ijjaali, Héctor Valdés, Salah Rafqah, Mohamed Sarakha, Hicham Zaitan. Use of combination of coagulation and adsorption process for the landfill leachate treatment from Casablanca Desalination and Water Treatment 83, 262-271. 2017.
  • Mohamed Hadri, Zineb Chaouki, Khalid Draoui, Mostafa Nawdali, Abdeslam Barhoun, Héctor Valdés, Nadjib Drouiche, Hicham Zaitan. Adsorption of a cationic dye from aqueous solution using low-cost Moroccan diatomite: Adsorption equilibrium, kinetic and thermodynamic studies. Desalination and Water Treatment 75, 213-224. 2017.
  • Cabrera-Codony, A.; Georgi, A., Gonzalez-Olmos, R.; Valdés, H. Martín, M. J. Zeolites as recyclable adsorbents/catalysts for biogas upgrading: removal of octamethylcyclotetrasiloxane. Chemical Engineering Journal. 307, 820–827, 2017.
  • Mera, A.C.; Rodríguez, A.; Meléndrez, M.F.; Valdés, H. Synthesis and characterization of BiOI microspheres under standardized conditions. Journal of Materials Science, 52, 2, 944–954, 2017.
  • Mera A.C., Valdés, H.; Jamett, F.J.; Meléndrez, M.F. BiOBr microspheres for photocatalytic degradation of an anionic dye. Solid State Sciences, 65, 15-21, 2017.
  • Valdés, H.; Zaror, A.; Sánchez-Polo, M. Role of oxygen-containing functional surface groups of activated carbons on the elimination 2-hydroxybenzothiazole from waters in a hybrid heterogeneous ozonation system. Journal of Advanced Oxidation Technologies., 20, 1, 170-183, 2017.
  • Chaouki, I. El Mrabet, F. Khalil, M. Ijjaali, S. Rafqah, S. Anouar, M. Nawdali, H. Valdés, H. Zaitan, Use of coagulation-flocculation process for the treatment of the landfill leachates of Casablanca city (Morocco). Journal of Materials and Environmental Science, 8, 8, 2781-2791, 2017.
  • Zaitan, H.; Manero, M.H.; Valdés, H. Application of high silica zeolite ZSM-5 in a hybrid treatment process based on sequential adsorption and ozone oxidation for toluene elimination. Journal of Environmental Sciences 41, 59–68, 2016.
  • Zaitan, H; Mohamed, E.F; Valdés, H.; Nawdali, M.; Rafqah, S.; Manéro, M.-H. Toluene, methanol and benzaldehyde removal from gas Streams by adsorption onto natural clay and faujasite-Y type zeolite. Acta Chimica Slovenica 63, 798-808, 2016.
  • Valdés, H.; Zaror, A.; Jekel, M. Removal of benzothiazole from contaminated waters by ozonation:the role of direct and indirect ozone reactions. J. Adv. Oxid. Technol. 19, 2, 338-346, 2016.
  • Riquelme, A.L.; Valdés, H. Aplicación del diseño D-Optimal en la modelación de la adsorción de COVs-Cl sobre zeolitas naturales chilenas modificadas. Revista Chilena de Ingeniería, 24, 542-557, 2016,
  • Alejandro, S.; Valdés, H.; Manero, M.-H.; Zaror, A. Oxidative regeneration of toluene-saturated natural zeolite by gaseous ozone: the influence of zeolite chemical surface characteristics. Journal of Hazardous Materials 274, 212-220, 2014.
  • Valdés, H.; Solar, V.A; Cabrera, E.H.; Veloso, A.F.; Zaror, C.A. Control of released volatile organic compounds from industrial facilities using natural and acid-treated mordenites: The role of acidic surface sites on the adsorption mechanism Chemical Engineering Journal 244, 117–127, 2014.
  • Valdés, H.; Schrickel, K.; Bormann, H.; Sievers, M. Ozonation of pentylacetate contaminated waters from textile care industry. Obras y Proyectos 13, 41-45, 2013.
  • Brodu, N.; Manéro M.H.; Adriantsiferana, C.; Pic, J.-S.; Valdés H. Role of Lewis acid sites of ZSM-5 zeolite on gaseous ozone abatement. Chemical Engineering Journal 231, 281–286. 2013.

Líneas de Investigación

  • Catálisis ambiental
  • Tecnologías para el control de la contaminación atmosférica
  • Control de etileno durante el almacenamiento y distribución de productos agrícolas
  • Tecnologías no convencionales de tratamiento de aguas y aguas residuales
  • Procesos de oxidación avanzados para el tratamiento de aguas y aguas residuales