Supported Biofilms on Carbon–Oxide Composites for Nitrate Reduction in Agricultural Waste Water
Metadatos
Mostrar el registro completo del ítemAutor
Bautista Toledo, María Isidora; Maldonado Hodar, Francisco José; Morales Torres, Sergio; Pastrana Martínez, Luisa MaríaEditorial
MDPI
Materia
Biofilm Carbon–oxide composites Escherichia coli Vibrio fischeri Denitrification Water treatments
Fecha
2021Referencia bibliográfica
Bautista-Toledo, M.I.; Maldonado-Hódar, F.J.; Morales-Torres, S.; Pastrana-Martínez, L.M. Supported Biofilms on Carbon–Oxide Composites for Nitrate Reduction in Agricultural Waste Water. Molecules 2021, 26, 2987. https://doi.org/10.3390/ molecules26102987
Patrocinador
Spanish Project ref. RTI 2018-099224-B100 funded by ERDF/Ministry of Science, Innovation and Universities—State Research Agency (Spain)Resumen
Escherichia coli colonies were grown on different supports for the removal of nitrates from
water. A carbon material and different commercial metal oxides, such as SiO2
, TiO2 and Al2O3
, and
their corresponding carbon–metal oxide composites were studied. The physicochemical properties
were analyzed by different techniques and the results were correlated with their performance in the
denitrification process. Developed biofilms effectively adhere to the supports and always reach the
complete reduction of nitrates to gaseous products. Nevertheless, faster processes occur when the
biofilm is supported on mesoporous and non-acid materials (carbon and silica).