Contact

sergio-javier.ponce-jahen_at_inrae.fr

Activities

Research axis: IMAGE

Research topics:

• Anammox
• Bioelectrochemical systems
• Nitrogen removal
• Aquatic ecotoxicology

Project

• Experimental research on anodic ammonium oxidation in microbial electrochemical cells, including reactor operation, process monitoring, and assessment of nitrogen removal performance

Research experience

• 2025-2026 : Postdoctoral Researcher at the Laboratory of Environmental Biotechnology (LBE), INRAE, France.
• 2021 – 2025 : PhD Student at the National Autonomous University of Mexico (UNAM), Mexico.
• 2017 – 2021 : Technician in the Ecotoxicology Laboratory at the Mexican Institute of Water Technology (IMTA), Mexico.
• 2015 – 2017 : Master’s Student at the Mexican Institute of Water Technology (IMTA), Mexico.

Recent Publications

• Ponce-Jahen, S.J., Sibaja-Zepeda, V., Valenzuela, E.I., Estrada-Arriaga, E.B., Rangel-Mendez, J.R., Macías-Ruvalcaba, N.A., Buitron, G., Cercado, B., and Cervantes, F.J. (2025). Conversion of ammonium to nitrous oxide in a microbial electrochemical cell. Bioelectrochemistry, 166, 109033. https://doi.org/10.1016/j.bioelechem.2025.109033
• Ponce-Jahen, S.J., Valenzuela, EI, Rangel-Mendez, J.R., Sánchez-Carrillo, S., and Cervantes, F.J. (2024) Anoxic nitrification with carbon-based materials as terminal electron acceptors. Bioresour Technol 406:130961. https://doi.org/10.1016/j.biortech.2024.130961
• Ponce-Jahen, S.J., Cercado, B., Estrada-Arriaga, E.B., Rangel-Mendez, J.R., and Cervantes, F.J. Anammox with alternative electron acceptors: perspectives for nitrogen removal from wastewaters. Biodegradation 35, 47–70 (2024). https://doi.org/10.1007/s10532-023-10044-3
• Avendaño, K.A., Ponce-Jahen, S.J, Valenzuela, E.I., Pajares, S., Samperio-Ramos, G., Camacho-Ibar, V.F., and Cervantes, F.J. (2024) Nitrogen loss in coastal sediments driven by anaerobic ammonium oxidation coupled to microbial reduction of Mn(IV)-oxide. Science of The Total Environment 923:171368. https://doi.org/10.1016/j.scitotenv.2024.1713687
• Samperio-Ramos, G., Hernández-Sánchez, O., Camacho-Ibar, V. F., Pajares, S., Gutiérrez, A., Sandoval-Gil, J. M., Reyes, M., De Gyves, S., Balint, S., Oczkowski, A., Ponce-Jahen, S. J., and Cervantes, F. J. (2024). Ammonium loss microbiologically mediated by Fe(III) and Mn(IV) reduction along a coastal lagoon system. Chemosphere, 349, 140933. https://doi.org/10.1016/j.chemosphere.2023.140933