Search Results - "Romero, Rubi"

Enhanced Photocatalytic Activity of Titania by Co-Doping with Mo and W by Osmín Avilés-García, Jaime Espino-Valencia, Rubí Romero-Romero, José Luis Rico-Cerda, Manuel Arroyo-Albiter, Dora Alicia Solís-Casados, Reyna Natividad-Rangel

“…Various W and Mo co-doped titanium dioxide (TiO2) materials were obtained through the EISA (Evaporation-Induced Self-Assembly) method and then tested as…”
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Cu/TiO2 Photo-catalyzed CO2 Chemical Reduction in a Multiphase Capillary Reactor by Peña, Rosaura, Romero, Rubi, Amado-Piña, Deysi, Natividad, Reyna

“…This work aimed to establish the feasibility to conduct in liquid phase the photocatalyzed conversion of CO 2 to formic acid, typically conducted in stirred…”
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Synthesis and Characterization of TiO2/SiO2 Monoliths as Photocatalysts on Methanol Oxidation by Espino-Valencia, Jaime, Avilés-García, Osmín, Romero, Rubí, Regalado-Raya, Rigoberto

“…Photocatalytic materials based on silica-titania (SiO2-TiO2) were synthesized by sol-gel and dip-coating method. TEOS and titanium butoxide were used as…”
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Oxidative stress induced in Hyalella azteca by an effluent from a NSAID-manufacturing plant in Mexico by Novoa-Luna, Karen Adriana, Romero-Romero, Rubí, Natividad-Rangel, Reyna, Galar-Martínez, Marcela, SanJuan-Reyes, Nely, García-Medina, Sandra, Martínez-Vieyra, Catalina, Neri-Cruz, Nadia, Gómez-Oliván, Leobardo Manuel

“…Production in the pharmaceutical industry has increased and along with it, the amount of wastewater of various characteristics and contaminant concentrations…”
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Biodiesel Production from Waste Cooking Oil Catalyzed by a Bifunctional Catalyst by Enguilo Gonzaga, Vania, Romero, Rubi, Gómez-Espinosa, Rosa María, Romero, Amaya, Martínez, Sandra Luz, Natividad, Reyna

“…The objective of this study was to prepare bifunctional catalysts based on iron and CaO and test them in the biodiesel production using waste cooking oil (WCO)…”
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Photo-Fenton Treatment under UV and Vis Light Reduces Pollution and Toxicity in Water from Madín Dam, Mexico by Deysi Amado-Piña, Rubi Romero, Emmanuel Salazar Carmona, Armando Ramírez-Serrano, Leobardo Manuel Gómez-Oliván, Gustavo Elizalde-Velázquez, Reyna Natividad

“…Water from Madín Dam in Mexico has been shown to contain a wide variety of pollutants such as drugs, pesticides, personal care products and compounds that are…”
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Photo-Oxidation of Glycerol Catalyzed by Cu/TiO2 by Osmín Avilés-García, Arisbeht Mendoza-Zepeda, Alejandro Regalado-Méndez, Jaime Espino-Valencia, Sandra L. Martínez-Vargas, Rubi Romero, Reyna Natividad

“…In the present study, glycerol was oxidized by photocatalysis to glyceraldehyde, formaldehyde, and formic acid. Copper-doped TiO2 was synthesized by the…”
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Transesterification of Castor Oil: Effect of Catalyst and Co-Solvent by Peña, Rosaura, Romero, Rubi, Martínez, Sandra Luz, Ramos, Maria Jesus, Martínez, Aldo, Natividad, Reyna

“…Biodiesel is emerging as an alternative fuel with several advantages over the common petroleum based fuels. In its production, however, variables such as raw…”
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New material for arsenic (V) removal based on chitosan supported onto modified polypropylene membrane by García-García, José Juan, Gómez-Espinosa, Rosa María, Rangel, Reyna Natividad, Romero, Rubí Romero, Morales, Gabriela Roa

“…This paper presents a new material easily synthesized and with low cost, with the possibility of remove arsenic and the potential capability for the remediate…”
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W and Mo doped TiO2: Synthesis, characterization and photocatalytic activity by Avilés-García, Osmín, Espino-Valencia, Jaime, Romero, Rubí, Rico-Cerda, José Luis, Arroyo-Albiter, Manuel, Natividad, Reyna

“…[Display omitted] •Doping of TiO2 with W or Mo leads to a higher photo-activity.•Low content of W or Mo is related to the best performance of TiO2 as…”
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Transesterification of sunflower oil over zeolites using different metal loading: A case of leaching and agglomeration studies by Ramos, María Jesús, Casas, Abraham, Rodríguez, Lourdes, Romero, Rubí, Pérez, Ángel

“…The transesterification of sunflower oil was carried out using three different zeolites (mordenite, beta and X). A methyl ester content of 95.1 wt% was…”
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Synergic effect of ozonation and electrochemical methods on oxidation and toxicity reduction: Phenol degradation by Amado-Piña, Deysi, Roa-Morales, Gabriela, Barrera-Díaz, Carlos, Balderas-Hernandez, Patricia, Romero, Rubí, Martín del Campo, Eduardo, Natividad, Reyna

“…[Display omitted] •O3-EO enhances by 2.5 times the mineralization of phenol when compared to O3 alone.•O3-EO reduces by half the time to achieve a phenol…”
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Selective production of dihydroxyacetone and glyceraldehyde by photo-assisted oxidation of glycerol by Mendoza, Arisbeht, Romero, Rubí, Gutiérrez-Cedillo, Galilea P., López-Tellez, Gustavo, Lorenzo-González, Omar, Gómez-Espinosa, Rosa María, Natividad, Reyna

“…[Display omitted] •Fe-PILC enhances photo-oxidation of glycerol towards didhydroxyacetone.•Fe-PILC aids to conduct selective oxidations.•H2O2 is produced…”
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Electro-Fenton and Electro-Fenton-like with in situ electrogeneration of H2O2 and catalyst applied to 4-chlorophenol mineralization by Santana-Martínez, Germán, Roa-Morales, Gabriela, Martin del Campo, Eduardo, Romero, Rubí, Frontana-Uribe, Bernardo A., Natividad, Reyna

“…[Display omitted] •Undivided electrochemical cell allows to in situ generate H2O2 and its dissociation catalyst.•Copper regenerates faster than iron.•4-CP…”
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Cobalt and iron supported on carbon nanofibers as catalysts for Fischer–Tropsch synthesis by Díaz, José Antonio, Akhavan, Hasti, Romero, Amaya, Garcia-Minguillan, Alba María, Romero, Rubí, Giroir-Fendler, A., Valverde, Jose Luis

“…Cobalt and/or iron supported on carbon nanofibers were prepared and used as monometallic or bimetallic catalysts for Fischer–Tropsch synthesis at 523K and…”
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Wastewater Ozonation Catalyzed by Iron by Cano Quiroz, Anaid, Barrera-Díaz, Carlos, Roa-Morales, Gabriela, Balderas Hernández, Patricia, Romero, Rubí, Natividad, Reyna

“…The effectiveness of ozone and integrated ozone catalyzed processes with iron plates on industrial wastewater treatment was evaluated. Both processes were…”
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4-Chlorophenol Oxidation Photocatalyzed by a Calcined Mg–Al–Zn Layered Double Hydroxide in a Co-current Downflow Bubble Column by Martín del Campo, Eduardo, Valente, Jaime Sanchez, Pavón, Thelma, Romero, Rubí, Mantilla, Ángeles, Natividad, Reyna

“…The objective of this work is to study, for the first time, the photodegradation of 4-chlorophenol (4CP) catalyzed by a calcined Mg–Zn–Al layered double…”
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Removal of metoprolol by means of photo-oxidation processes by Avilés-García, Osmín, Espino-Valencia, Jaime, Mendoza-Zepeda, Arisbeht, Donkor, Kingsley, Brewer, Sharon, Romero, Rubi, Natividad, Reyna

“…In this study, β-blocker metoprolol was degraded by photocatalysis and photo-Fenton catalyzed by doped TiO2. The effect of two main variables was elucidated,…”
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Methyl esters production from Waste Cooking Oil catalysed by iron oxides supported on CaO: Cost and environmental impacts by Alanis, Claudia, Romero, Rubi, Ávila Córdoba, Liliana, Natividad, Reyna

“…•The use of waste shells does not decrease cost or environmental impacts.•Mid-point environmental impacts are lower using CaO from lime than from clam…”
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Paracetamol mineralization by Photo Fenton process catalyzed by a Cu/Fe-PILC under circumneutral pH conditions by Hurtado, Lourdes, Romero, Rubi, Mendoza, Arisbeht, Brewer, Sharon, Donkor, Kingsley, Gómez-Espinosa, Rosa M., Natividad, Reyna

“…[Display omitted] •Cu/Fe pillared clay was assessed as catalyst of a photo-Fenton process.•Photo-Fenton was successfully conducted at circumneutral pH…”
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