Proyectos

  • Valorización sustentable de residuos mediante transformación termoquímica de materiales lignocelulósicos: consolidación de red colaborativa internacional entre instituciones chilenas y europeas. Ejecución 2026-2027. Director de Proyecto.
  • Sustainable aviation fuel production with a close composition to commercial jet fuel based on hydrothermal liquefaction of forest residues. Ejecución 2026-2029. Co-Investigador.
  • Fortalecimiento de las capacidades analíticas para el desarrollo de los biomateriales y biocombustibles en las regiones del Bío-Bío y la Araucanía, a través de un micropirolizador y ATD acoplados a un GC/MS. Fondequip EQM 170077. 2017-actualidad. Coordinador Científico (Director de Proyecto)
  • Upgrade of bio-oil from biomass pyrolysis: Influence of surface characteristics of natural and modified zeolite. Fondecyt. 2014-2017. Investigador Responsable

Publicaciones

  1. Díaz-Robles, L.A.; Oyaneder, M.; López, J.; Meza, A.; Alejandro-Martin, S.; Zalakeviciute, R.; Yánez, D.; Espinoza-Pérez, A.; Espinoza-Pérez, L.; Pino-Cortés, E.; et al. Evaluating and Optimizing Air Quality Forecasting for Critical Particulate Matter Episodes in the Santiago Metropolitan Region, Chile. Sustainability (2026), 18, 3652.
  2. Fernández-Andrade, K.J.; Ortiz-Araya, K.A.; Medina-Jofre, F.; Alejandro-Martín, S. Dataset of Chilean Oak Micropyrolysis over Zn and Ga Supported on Natural Zeolite Catalyst in Oxygen-Depleted (He) and Reductive (H2) Atmospheres. Data Br. (2026), 65, 112584, doi:10.1016/j.dib.2026.112584.
  3. Romero-Unda, C.; Puentes-Navarro, B.; Alejandro-Martín, S. Dataset on ohe Analytical Co-Hydropyrolysis of Chilean Oak and Polyethylene under Catalytic and Non-Catalytic Conditions. Data Br. (2025), 112134, doi:10.1016/j.dib.2025.112134.
  4. Venegas-Vásconez, D.; Orejuela-Escobar, L.M.; Villasana, Y.; Salgado, A.; Tipanluisa-Sarchi, L.; Romero-Carrillo, R.; Alejandro-Martín, S. Microwave Pretreatment for Biomass Pyrolysis: A Systematic Review on Efficiency and Environmental Aspects. Processes (2025), 13, 3194, doi:10.3390/pr13103194.
  5. Méndez-Rivas, C.; Melín, V.; Romero, R.; Troncoso, E.; Alejandro-Martín, S.; Pérez-Moya, M.; Contreras, D. Self-Sustained Fenton Depolymerization of Kraft Lignin under Ambient Conditions. J. Environ. Chem. Eng. (2025), 13, 118812, doi: 10.1016/j.jece.2025.118812.
  6. Vallejo, F.; Yánez, D.; Díaz-Robles, L.; Oyaneder, M.; Alejandro-Martín, S.; Zalakeviciute, R.; Romero, T. Valorizing Biomass Waste: Hydrothermal Carbonization and Chemical Activation for Activated Carbon Production. Biomass (2025), 5, 45, doi:10.3390/biomass5030045.
  7. Fernández-Andrade, K.J.; Rivadeneira-Mendoza, B.F.; Rodríguez-Díaz, J.M.; Alejandro-Martin, S. Enhanced Monoaromatic Formation via Hydropyrolysis of Torrefied Chilean Oak over Metal (Ga, Zn) Supported on Modified Natural Zeolite. Energy & Fuels (2025), 39, 14833–14849, doi:10.1021/acs.energyfuels.5c02905.
  8. Fernández-Andrade, K.J.; Ocampo-Bustamante, J.V.; Aguayo, M.G.; Azocar, L.; Rodríguez-Díaz, J.M.; Alejandro-Martín, S. Assessing the Contribution of Torrefaction during Chilean Oak Pyrolysis: A Kinetic/Thermodynamic Study and Evolved Gases Compositional Analysis. Ind. Crops Prod. (2025), 232, 121296, doi:https://doi.org/10.1016/j.indcrop.2025.121296.
  9. Vallejo, F.; Villacrés, P.; Yánez, D.; Espinoza, Lady; Bodero-Poveda, E.; Díaz-Robles, L.A.; Oyaneder, M.; Campos, V.; Palmay, P.; Cordovilla-Pérez, A.; Díaz, Valeria Leiva-González, Jorge; Alejandro-Martin, Serguei. Prolonged Power Outages and Air Quality: Insights from Quito’s 2023–2024 Energy Crisis. Atmosphere (Basel). (2025), 16.
  10. Romero-Unda, C.; Fernández-Andrade, K.J.; Vallejo, F.; Alejandro-Martín, S. Enhanced Aromatic Hydrocarbon Production from Biomass-Plastic Co-Hydropyrolysis over Ni/MOF-Derived Catalyst. Ind. Crops Prod. (2025), 226, 120749, doi:https://doi.org/10.1016/j.indcrop.2025.120749.
  11. Negro, A.M.; Alejandro-Martín, S.; Arteaga-Pérez, L.E.; Gonzalez, I.O.; Sánchez-Hervás, J.M. Valorization of Municipal Solid Wastes via Pyrolysis and Hydropyrolysis: Unveiling the Role of Natural Zeolites as Catalysts and Supports for Ni and Cu. J. Environ. Chem. Eng. (2024), 114859, doi:10.1016/j.jece.2024.114859.
  12. Venegas-Vásconez, D.; Orejuela-Escobar, L.; Valarezo-Garcés, A.; Guerrero, V.H.; Tipanluisa-Sarchi, L.; Alejandro-Martín, S. Biomass Valorization through Catalytic Pyrolysis Using Metal-Impregnated Natural Zeolites: From Waste to Resources. Polymers (Basel). (2024), 16, 1912, doi:10.3390/polym16131912.
  13. Valdebenito, F.; Ramírez-Álvarez, R.; Alexandra Muñoz, M.; Pecchi, G.; Canales, R.; Ormazabal, S.; Muñoz, R.; Alejandro-Martín, S.; Quero, F.; Adam, R.; et al. Biomass Characterization and Solvent Extraction as Tools to Promote Phenol Production from Urban Pruning. Fuel (2024), 362, 130830, doi:https://doi.org/10.1016/j.fuel.2023.130830.
  14. Bispo, D.F.; Loeser, T.F.L.; Cardozo-Filho, L.; Romero, R.; Alejandro-Martín, S.; Jegatheesan, J.; dos Santos Freitas, L. Green Solvent-Assisted Hydrothermal Conversion of Biomass Waste into Bio-Oil under Pressurized Conditions. Biomass Convers. Biorefinery (2023), 13, doi:10.1007/s13399-023-05171-z.
  15. Venegas-Vásconez, D.; Arteaga-Pérez, L.E.; Aguayo, M.G.; Romero-Carrillo, R.; Guerrero, V.H.; Tipanluisa-Sarchi, L.; Alejandro-Martín, S. Analytical Pyrolysis of Pinus Radiata and Eucalyptus Globulus: Effects of Microwave Pretreatment on Pyrolytic Vapours Composition. Polymers (Basel). (2023), 15, doi:10.3390/polym15183790.
  16. Puentes, B.; Vallejo, F.; Alejandro-Martín, S. Synergistic Effects and Mechanistic Insights into the Co-Hydropyrolysis of Chilean Oak and Polyethylene: Unlocking the Potential of Biomass–Plastic Valorisation. Polymers (Basel). (2023), 15, 2747, doi:10.3390/polym15122747.
  17. Cerda-Barrera, C.; Fernández-Andrade, K.J.; Alejandro-Martín, S. Pyrolysis of Chilean Southern Lignocellulosic Biomasses: Isoconversional Kinetics Analysis and Pyrolytic Products Distribution. Polymers (Basel). (2023), 15, 2698, doi:10.3390/polym15122698.
  18. Cabrera-Barjas, G.; Jimenez, R.; Romero, R.; Valdes, O.; Nesic, A.; Hernández-García, R.; Neira, A.; Alejandro-Martín, S.; de la Torre, A.F. Value-Added Long-Chain Aliphatic Compounds Obtained through Pyrolysis of Phosphorylated Chitin. Int. J. Biol. Macromol. (2023), 238, 124130, doi:10.1016/j.ijbiomac.2023.124130.
  19. Fernández-Andrade, K. J.; Fernández-Andrade, A. A.; Zambrano-Intriago, L. A.; Arteaga-Perez, L. E.; Alejandro-Martin, S.; Baquerizo-Crespo, R. J.; Luque, R.; Rodríguez-Díaz, J. M.. Microwave-assisted MOF@biomass layered nanomaterials: Characterization and applications in wastewater treatment. Chemosphere (2023), 314, 137664, doi:10.1016/j.chemosphere.2022.137664.
  20. Osorio-Vargas, P.; Lick, I.D.; Pizzio, L.R.; Alejandro-Martín, S.; Casas-Ledón, Y.; Poblete, J.; Casella, M.L.; Arteaga-Pérez, L.E. Using Tungstophosphoric Acid-Modified CeO2, TiO2, and SiO2 Catalysts to Promote Secondary Reactions Leading to Aromatics during Waste Tire Pyrolysis. Mol. Catal. (2022), 531, 112682, doi:https://doi.org/10.1016/j.mcat.2022.112682.
  21. Guillermo Reyes, Claudia Marcela Pacheco, Estefania Isaza-Ferro, Amaidy González, Eva Pasquier, Serguei Alejandro-Martín, Luis E Arteaga-Pérez, Romina Romero, Isabel Carrillo-Varela, Regis Medonça, Colleen Flanigan, Orlando J Rojas, Upcycling agro-industrial blueberry waste into platform chemicals and structured materials for application in marine environments, Green Chemistry (2022). https://pubs.rsc.org/en/Content/ArticleLanding/2022/GC/D2GC00573E.
  22. J. Vergara-Figueroa, F. Cerda-Leal, S. Alejandro-Martin, W. Gacitúa, Evaluation of the PLA-nZH-Cu Nanocomposite Film on the Micro-Biological, Organoleptic and Physicochemical Qualities of Packed Chicken Meat, Foods. 11 (2022) 546. https://doi.org/10.3390/foods11040546.
  23. Alejandro-Martín, S.; Valdés, H.; Zaror, C., Catalytic Ozonation of Toluene over Acidic Surface Transformed Natural Zeolite: A Dual-Site Reaction Mechanism and Kinetic Approach, Catalysts, 11, 958 (2021). https://doi.org/10.3390/catal11080958.
  24. J. Vergara-Figueroa, S. Alejandro-Martin, F. Cerda-Leal, W. Gacitúa, Dual electrospinning of a nanocomposites biofilm: Potential use as an antimicrobial barrier, Mater. Today Commun. 25 (2020) . https://doi.org/10.1016/j.mtcomm.2020.101671.
  25. G.Reyes, M.J.Lundahl, S. Alejandro-Martín, L.E. Arteaga-Pérez, C. Oviedo, A.W.T. King, O.J. Rojas, Coaxial Spinning of All-Cellulose Systems for Enhanced Toughness: Filaments of Oxidized Nanofibrils Sheathed in Cellulose II regenerated from a Protic Ionic Liquid, Biomacromolecules. 21 (2020) 878-891. https://doi.org/10.1021/acs.biomac.9b01559.
  26. J. Vergara-Figueroa, S. Alejandro-Martín, H. Pesenti, F. Cerda, A. Fernández-Pérez, W. Gacitúa, Obtaining Nanoparticles of Chilean Natural Zeolite and its Ion Exchange with Copper Salt (Cu2+) for Antibacterial Applications, Materials (Basel). 12 (2019) 2202. https://doi.org/10.3390/ma12132202.
  27. S. Alejandro-Martín, A. Montecinos Acaricia, C. Cerda-Barrera, H. Diaz Pérez, Influence of Chemical Surface Characteristics of Ammonium-Modified Chilean Zeolite on Oak Pyrolysis, Catalysts. 9 (2019) 465. https://doi.org/10.3390/catal9050465.
  28. S. Alejandro-Martín, H. Valdés, M.-H. Manero, C. Zaror, Catalytic Ozonation of Toluene Using Chilean Natural Zeolite: The Key Role of Brønsted and Lewis Acid Sites, Catalysts. 8 (2018) 211. https://doi.org/10.3390/catal8050211.
  29. Alejandro-Martín, S., Cerda-Barrera, C., & Montecinos, A. Catalytic Pyrolysis of Chilean Oak: Influence of Brønsted Acid Sites of Chilean Natural Zeolite. Catalysts 2017, 7(12), 356; https://doi.org/10.3390/catal7120356
  30. L.E. Arteaga-Pérez, O.G. Cápiro, A.M. Delgado, S.A. Martín, R. Jiménez, Elucidating the role of ammonia-based salts on the preparation of cellulose-derived carbon aerogels, Chem. Eng. Sci. 161 (2017) 80–91. https://doi.org/10.1016/j.ces.2016.12.019
  31. S. Alejandro, H. Valdés, M.-H.M.-H.M.H. Manéro, C.A. Zaror, Oxidative regeneration of toluene-saturated natural zeolite by gaseous ozone: The influence of zeolite chemical surface characteristics, J. Hazard. Mamá. 274 (2014) 212–220. https://doi.org/10.1016/j.jhazmat.2014.04.006.
  32. H. Valdés, S. Alejandro, C.A. Zaror, Natural zeolite reactivity towards ozone: The role of compensating cations, J. Hazard. Mamá. 227–228 (2012) 34–40. https://doi.org/10.1016/j.jhazmat.2012.04.067.
  33.  S. Alejandro, H. Valdés, M.-H.H. Manero, C.A.A. Zaror, BTX abatement using Chilean natural zeolite: The role of Bronsted acid sites, Water Sci. Technol. 66 (2012) 1759–1769. https://doi.org/10.2166/wst.2012.390.
  34. S. Alejandro, H. Valdés, C.A. Zaror, Natural Zeolite Reactivity Towards Ozone: The Role of Acid Surface Sites, J. Adv. Oxid. Technol. 14 (2011) 182–189. https://doi.org/10.1515/jaots-2011-0201.