Search Results - "CIPAGAUTA DíAZ, Sandra"

Ga2O3/TiO2 semiconductors free of noble metals for the photocatalytic hydrogen production in a water/methanol mixture by Navarrete, Michelle, Cipagauta‐Díaz, Sandra, Gómez, Ricardo

“…Background Hydrogen gas (H2) has been identified as a potential energy source to reduce the dependence on fossil fuels. Titanium dioxide (TiO2) semiconductor…”
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Effective electron–hole separation over N‐doped TiO2 materials for improved photocatalytic reduction of 4‐nitrophenol using visible light by May Ix, Luis A, Estrella González, Alberto, Cipagauta‐Díaz, Sandra, Gómez, Ricardo

“…BACKGROUND Nitrogen‐doped titanium dioxide (TiO2) photocatalyst was synthesized successfully by a low temperature microwave‐assisted sol–gel method…”
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Photocatalytic hydrogen production using FeTiO3 concentrates modified by high energy ball milling and the presence of Mg precursors by Cañas-Martínez, Diana M., Cipagauta-Díaz, Sandra, Manrique, Milton, Gómez, Ricardo, Pedraza-Avella, Julio A.

“…Ilmenite (FeTiO 3 ) concentrates were modified by high energy ball milling (HEBM) at different times (1, 2, and 3 h) and in the presence of MgO or metallic Mg…”
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Hydrothermal synthesis of a two‐dimensional g‐C3N4/MoS2/MnOOH composite material and its potential application as photocatalyst by Jiménez‐Rangel, Kristel Yurien, Lartundo‐Rojas, Luis, García‐García, Alejandra, Cipagauta‐Díaz, Sandra, Mantilla, Angeles, Samaniego‐Benítez, José Enrique

“…BACKGROUND Environmental pollution and energy crisis are nowadays considered among the most important problems facing humanity. Several strategies have been…”
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Preparation and characterization of phosphate-modified mesoporous TiO2 incorporated in a silica matrix and their photocatalytic properties in the photodegradation of Congo red by Estrella González, Alberto, Asomoza, Maximiliano, Arellano, Ulises, Cipagauta Díaz, Sandra, Solís, Silvia

“…This study describes the development of mesostructured TiO 2 photocatalysts modified with PO 4 3- to improve its specific surface area and reduce the…”
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Improved photocatalytic oxidation of arsenic (III) with WO3/TiO2 nanomaterials synthesized by the sol-gel method by Navarrete-Magaña, Michelle, Estrella-González, Alberto, May-Ix, Luis, Cipagauta-Díaz, Sandra, Gómez, Ricardo

“…Photocatalytic oxidation of arsenite (As(III)) to arsenate (As(V)) was studied in aqueous solution using a series of WO3/TiO2 semiconductors readily…”
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Heterojunction formation on InVO4/N-TiO2 with enhanced visible light photocatalytic activity for reduction of 4-NP by Cipagauta-Díaz, Sandra, Estrella-González, Alberto, Gómez, Ricardo

“…In this study, we report the preparation of a new heterojunction photocatalyst of InVO4/N-TiO2 (labeled as TNI) by a simple coupled process using sol gel…”
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Enhanced photocatalytic degradation of the herbicide 2,4-dichlorophenoxyacetic acid by Pt/TiO2–SiO2 nanocomposites by González, Alberto Estrella, Asomoza, Maximiliano, Solís, Silvia, Sánchez, Miguel A. García, Cipagauta-Díaz, Sandra

“…In the present work, we report the effect of the addition of platinum (Pt loading 1 wt%) on photocatalysts based on TiO 2 and its incorporation in a SiO 2…”
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Structural changes and photocatalytic aspects into anatase network after doping with cerium: Comprehensive study via radial distribution functions, electron density maps and molecular hardness by Galindo-Hernández, Félix, Gómez, Ricardo, Isabel Reyes De la Torre, Adriana, Mantilla, Ángeles, Lartundo-Rojas, Luis, María Mendoza Martínez, Ana, Cipagauta-Díaz, Sandra

“…Mineralization of 2,4-D and molecular softness curves as a function of annealing temperature and the electron density map of doped anatase with cerium under…”
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Ga 2 O 3 /TiO 2 semiconductors free of noble metals for the photocatalytic hydrogen production in a water/methanol mixture by Navarrete, Michelle, Cipagauta‐Díaz, Sandra, Gómez, Ricardo

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Enhanced photocatalytic degradation of Bisphenol A under visible light by Cr-TiO2 nanoparticles by Mantilla, Angeles, Samaniego Benitez, Enrique, Montes Valenzuela, Isaac, Romero Ortiz, Guadalupe, Cipagauta Díaz, Sandra, Lartundo Rojas, Luis, Javier Tzompantzi Morales, Francisco, Navarrete Magaña, Michelle

“…[Display omitted] •The sol–gel method was used to synthesize Cr-TiO2 nanoparticles.•The Cr-TiO2 samples showed greater surface area and a reduction in…”
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Arsenite removal by using ZnAlFe mixed metal oxides derived from layered double hydroxides by May Ix, Luis A., Cipagauta Díaz, Sandra, Tzompantzi, Francisco, Pérez Hernández, Raúl, Meichtry, Jorge M., Halac, Emilia B., Litter, Marta I.

“…ZnAlFe mixed metal oxides (ZnAlFe-MMOs) were synthesized from layered double hydroxides (LDHs) prepared by the coprecipitation method at pH 9 using an initial…”
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Effective electron–hole separation over N‐doped TiO 2 materials for improved photocatalytic reduction of 4‐nitrophenol using visible light by May Ix, Luis A, Estrella González, Alberto, Cipagauta‐Díaz, Sandra, Gómez, Ricardo

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Hydrothermal synthesis of a two‐dimensional g‐C 3 N 4 /MoS 2 /MnOOH composite material and its potential application as photocatalyst by Jiménez‐Rangel, Kristel Yurien, Lartundo‐Rojas, Luis, García‐García, Alejandra, Cipagauta‐Díaz, Sandra, Mantilla, Angeles, Samaniego‐Benítez, José Enrique

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Improved photocatalytic oxidation of arsenic (III) with WO 3 /TiO 2 nanomaterials synthesized by the sol-gel method by Navarrete-Magaña, Michelle, Estrella-González, Alberto, May-Ix, Luis, Cipagauta-Díaz, Sandra, Gómez, Ricardo

“…Photocatalytic oxidation of arsenite (As(III)) to arsenate (As(V)) was studied in aqueous solution using a series of WO /TiO semiconductors readily synthesized…”
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Preparation and characterization of phosphate-modified mesoporous TiO 2 incorporated in a silica matrix and their photocatalytic properties in the photodegradation of Congo red by ESTRELLA GONZÁLEZ, Alberto, ASOMOZA, Maximiliano, ARELLANO, Ulises, CIPAGAUTA DíAZ, Sandra, SOLÍS, Silvia

“…This study describes the development of mesostructured TiO 2 photocatalysts modified with PO 4 3− to improve its specific surface area and reduce the…”
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ZnAl hydrotalcites modified with nanocomposites nZVI–PAA for environmental remediation by Nieto-Zambrano, Sorelis, Ramos-Ramίrez, Esthela, Tzompantzi Morales, Francisco, Boffito, Daria Camilla, Naccache, Rafik, Gutiérrez Ortega, Norma L., Litter, Marta I., Cipagauta-Dίaz, Sandra, Barbosa-López, Aida Liliana

“…Diffraction patterns of polyacrylic acid (PAA) encapsulated-(Fe)-modified ZnAl hydrotalcite (ZnAlH) showed the integration of Fe in the H lattice, resulting in…”
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