Search Results - "Rodriguez, J M Dona"

Degradation and detoxification of 4-nitrophenol by advanced oxidation technologies and bench-scale constructed wetlands by Herrera-Melián, J.A., Martín-Rodríguez, A.J., Ortega-Méndez, A., Araña, J., Doña-Rodríguez, J.M., Pérez-Peña, J.

“…The degradation and detoxification towards the duckweed Lemna minor of 4-nitrophenol (4NP) was studied by means of bench-scale constructed wetlands (CWs),…”
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Comparative study of nanocrystalline titanium dioxide obtained through sol–gel and sol–gel–hydrothermal synthesis by Seck, E.I., Doña-Rodríguez, J.M., Pulido Melián, E., Fernández-Rodríguez, C., González-Díaz, O.M., Portillo-Carrizo, D., Pérez-Peña, J.

“…[Display omitted] •TiO2 particles were prepared by sol–gel method and by sol–gel combined with hydrothermal treatment.•Rutilization was faster in the…”
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Solar photocatalytic removal of herbicides from real water by using sol–gel synthesized nanocrystalline TiO2: Operational parameters optimization and toxicity studies by Seck, E.I., Doña-Rodríguez, J.M., Fernández-Rodríguez, C., Portillo-Carrizo, D., Hernández-Rodríguez, M.J., González-Díaz, O.M., Pérez-Peña, J.

“…► ECT-1023t showed higher photocatalytic activity than commercial P25 on both 2,4-D and bentazon. ► Production of toxic of intermediates (2,4-DCP) was reduced…”
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Correlation study between photo-degradation and surface adsorption properties of phenol and methyl orange on TiO2 Vs platinum-supported TiO2 by Murcia, J.J., Hidalgo, M.C., Navío, J.A., Araña, J., Doña-Rodríguez, J.M.

“…•Photocatalytic oxidation of phenol and methyl orange over TiO2and Pt–TiO2.•FT-IR study of the substrate-photocatalysts surface interaction.•High influence of…”
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Photocatalytic degradation of estradiol under simulated solar light and assessment of estrogenic activity by Mboula, V. Maroga, Héquet, V., Andrès, Y., Gru, Y., Colin, R., Doña-Rodríguez, J.M., Pastrana-Martínez, L.M., Silva, A.M.T., Leleu, M., Tindall, A.J., Mateos, S., Falaras, P.

“…•The efficiency of the catalysts depends on the irradiation type.•The phenol group of estradiol is not eliminated during the photocatalytic treatment.•The…”
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In situ FT-IR study of the adsorption and photocatalytic oxidation of ethanol over sulfated and metallized TiO2 by Murcia, J.J., Hidalgo, M.C., Navío, J.A., Araña, J., Doña-Rodríguez, J.M.

“…•Photocatalytic oxidation of ethanol over TiO2 and M-TiO2 (M=Au–Pt).•FT-IR study of the ethanol–photocatalyst interaction.•High influence of sulfation…”
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Detoxification of waters contaminated with phenol, formaldehyde and phenol–formaldehyde mixtures using a combination of biological treatments and advanced oxidation techniques by ORTEGA MENDEZ, J. A, HERRERA MELIAN, J. A, ARANA, J, DONA RODRIGUEZ, J. M, GONZALEZ DIAZ, O, PEREZ PENA, J

“…•TiO2-photocatalysis and wetlands can treat low concentrations of pollutants.•Fenton reaction achieved high degradation but low mineralization.•The BAF…”
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Photocatalytic removal of 2,4-dichlorophenoxyacetic acid by using sol–gel synthesized nanocrystalline and commercial TiO2: Operational parameters optimization and toxicity studies by Seck, E.I., Doña-Rodríguez, J.M., Fernández-Rodríguez, C., González-Díaz, O.M., Araña, J., Pérez-Peña, J.

“…[Display omitted] ► ECT-1023t showed higher photocatalytic activity than Evonik P25 at natural pH. ► Production of toxic of intermediates (2,4-DCP) was reduced…”
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Catalytic Efficiency of Cu-Supported Pyrophyllite in Heterogeneous Catalytic Oxidation of Phenol by El Gaidoumi, A., Doña-Rodríguez, J. M., Pulido Melián, E., González-Díaz, O. M., Navío, J. A., El Bali, B., Kherbeche, A.

“…The copper-impregnated pyrophyllite (Cu/RC) was prepared and used as catalyst in catalytic wet peroxide oxidation (CWPO) of phenol. The catalyst was prepared…”
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Factorial experimental design of imazalil-containing wastewater to be treated by Fenton-based processes by Santiago, Dunia E., González-Díaz, O., Araña, J., Pulido Melián, E., Pérez-Peña, J., Doña-Rodríguez, J.M.

“…Fenton-based processes have been studied for the mineralization and detoxification of wastewaters from the postharvest of fruit, which were contaminated with…”
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Effect of stone filters in a pond–wetland system treating raw wastewater from a university campus by Herrera Melián, J.A., Araña, J., González Díaz, O., Aguiar Bujalance, M.E., Doña Rodríguez, J.M.

“…Dissolved biochemical demand (BOD), total organic carbon (TOC) and NH 4-N were analysed in seven sampling points in a pond–wetland system treating raw…”
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Synthesis of highly photoactive TiO2 and Pt/TiO2 nanocatalysts for substrate-specific photocatalytic applications by Fernández-Rodríguez, C., Doña-Rodríguez, J.M., González-Díaz, O., Seck, I., Zerbani, D., Portillo, D., Perez-Peña, J.

“…[Display omitted] ► Stabilizing the anatase phase at high calcination temperatures. ► Synthesis of highly photoactive TiO2 nanoparticles. ► Design of TiO2…”
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Comparative study of MTBE photocatalytic degradation with TiO2 and Cu-TiO2 by Arana, J, Alonso, A Pena, Rodriguez, J M Dona, Melian, J A Herrera, Diaz, O Gonzalez, Pena, J Perez

“…The photocatalytic techniques have been widely applied to the treatment of wastewaters. However, this work introduces an innovative application of…”
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Kinetics and adsorption comparative study on the photocatalytic degradation of o-, m- and p-cresol by PULIDO MELIAN, E, GONZALEZ DIAZ, O, ARANA, J, DONA RODRIGUEZ, J. M, TELLO RENDON, E, MELIAN, J. A. Herrera

“…The kinetics and adsorption aspects of the photocatalytic degradation of three cresolic isomers were studied in aqueous suspension containing TiO 2 (Degussa…”
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Thermal effect of carboxylic acids in the degradation by photo-Fenton of high concentrations of ethylene glycol by Arana, J, Ortega Mendez, JA, Herrera Melian, JA, Dona Rodriguez, JM, Gonzalez Diaz, O, Perez Pena, J

“… Photo-Fenton degradation of 11,600ppm of ethylene glycol (as TOC ■). Evolution of: intermediates (as carbon concentration) (▪ formic, ▪ oxalic and ▪ acetic…”
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Microstructure and charge trapping assessment in highly reactive mixed phase TiO2 photocatalysts by Likodimos, V., Chrysi, A., Calamiotou, M., Fernández-Rodríguez, C., Doña-Rodríguez, J.M., Dionysiou, D.D., Falaras, P.

“…[Display omitted] •Lattice deformation and microstrains correlate to titania’s photocalytic activity.•Microstrains scale linearly with the relative change of…”
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Study of the phenol photocatalytic degradation over TiO2 modified by sulfation, fluorination, and platinum nanoparticles photodeposition by Murcia, J.J., Hidalgo, M.C., Navío, J.A., Araña, J., Doña-Rodríguez, J.M.

“…[Display omitted] •Phenol photodegradation on TiO2 modified by sulfation, fluorination, and Pt addition.•Sulfation, fluorination, and Pt addition modified the…”
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Open-cell ceramic foams covered with TiO2 for the photocatalytic treatment of agro-industrial wastewaters containing imazalil at semi-pilot scale by Martín-González, M.A., Fernández-Rodríguez, C., González-Díaz, O.M., Susial, P., Doña-Rodríguez, J.M.

“…•0pen-cell ceramic foams were characterized and compared as TiO2 supports.•C-free support led to a higher specific degradation/mineralization of…”
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Efficient and affordable hydrogen production by water photo-splitting using TiO2-based photocatalysts by PULIDO MELIAN, E, GONZALEZ DIAZ, O, ORTEGA MENDEZ, A, LOPEZ, Cristina R, NEREIDA SUAREZ, M, DONA RODRIGUEZ, J. M, NAVIO, J. A, FERNANDEZ HEVIA, D, PEREZ PENA, J

“…TiO2-based photocatalyst materials were synthesized through a sol–gel method, followed either by: (1) hydrothermal treatment (150 °C/24 h), or (2) heat…”
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Highly photoactive TiO2 microspheres for photocatalytic production of hydrogen by Pulido Melián, E., Nereida Suárez, M., Jardiel, T., Calatayud, D.G., del Campo, A., Doña-Rodríguez, J.M., Araña, J., González Díaz, O.M.

“…In this study, the photocatalytic activity in hydrogen production of a TiO2 catalyst with hierarchical structure and microsphere morphology was tested. This…”
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