Listar IQ - Artículos por título
Mostrando ítems 1-20 de 23
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A Kinetic Model Considering Catalyst Deactivation for Methanol-to-Dimethyl Ether on a Biomass-Derived Zr/P-Carbon Catalyst
Torres-Liñan, Javier
; Ruiz-Rosas, Ramiro Rafael; Rosas-Martinez, Juana Maria; Rodriguez-Mirasol, Jose; Cordero-Alcántara, Tomás (IOAP-MDPI, 2022-01-13)
A Zr-loaded P-containing biomass-derived activated carbon (ACPZr) has been tested for methanol dehydration between 450 and 550 °C. At earlier stages, methanol conversion was complete, and the reaction product was mainly ... -
Acid leaching of LiCoO2 enhanced by reducing agent. Model formulation and validation.
Cerrillo-Gonzalez, Maria del Mar; Villen-Guzman, Maria Dolores; Vereda-Alonso, Carlos; Rodriguez-Maroto, Jose Miguel; Paz-Garcia, Juan Manuel (Elsevier, 2021-08-25)
In this work, a model has been formulated to describe the complex process of LiCoO2 leaching through the participation of competing reactions in acid media including the effect of H2O2 as reducing agent. The model presented ... -
Activation of electrospun lignin-based carbon fibers and their performance as self-standing supercapacitor electrodes
Ruiz-Rosas, Ramiro Rafael; Cordero-Alcántara, Tomás; Rodriguez-Mirasol, Jose; Rosas-Martínez, Juana María; Garcia-Mateos, Francisco Jose; Cazorla-Amorós, Diego; Morallón, Emilia[et al.] (2020-02-17)
The production and activation of self-standing carbon electrodes from electrospun lignin fibers was analyzed in this work. Carbon microfibers were prepared at 900 °C from air-stabilized spun cloths by direct carbonization ... -
Bi-reforming of Biogas for Hydrogen Production with Sulfur-Resistant Multimetallic Catalyst
Poggio-Fraccari, Eduardo; Mariño, Fernando; Herrera, Concepción; Larrubia-Vargas, María Ángeles; Alemany, Luis (Wiley, 2023)
A multimetallic sample, NiCeSnRh/Al2O3, was tested in methane reforming with a CH4:H2O:CO2 molar ratio equal to 3:2:1. A very stable methane conversion with the time-on-stream was achieved during 20 h. Dimethyl sulfide ... -
Chemical reduction of nitrate by zero-valent iron: Shrinking-Core versus Surface Kinetics Models
Villen-Guzman, Maria Dolores; Paz-Garcia, Juan Manuel; Arhoun, B.; Cerrillo-Gonzalez, Maria del Mar; Rodriguez-Maroto, Jose Miguel; Vereda-Alonso, Carlos; Gomez-Lahoz, Cesar[et al.] (MDPI, 2020-02-12)
Zero valent iron (ZVI) is being used in permeable reactive barriers (PRB) for the removal of oxidant contaminants, from nitrate to chlorinated organics. A sound design of these barriers requires a good understanding of ... -
CO2-SR technology using NiBa unsupported catalyst. Isotopic study of cyclic process of CO2 storage and in situ regeneration with CH4
Molina-Ramírez, Sergio; Peltzer, D.; Cortes-Reyes, Marina; Herrera, C.; Larrubia, M.A.; Cornaglia, L.; Alemany, L.J.[et al.] (Elsevier, 2023)
The unsupported NiBa catalyst has been used in the CO2-SR (CO2 Storage and in situ Regeneration with CH4) cyclic technology, which allows the use of CO2 from combustion and CH4 from biogas in order to produce enriched ... -
Comparison of Cu-CHA-zeolites in the hybrid NSR-SCR catalytic system for NOx abatement in mobile sources
Molina-Ramírez, Sergio; Cortes-Reyes, Marina; Herrera-Delgado, Maria Concepcion; Larrubia-Vargas, María Ángeles; Alemany-Arrebola, Luis José (MDPI, 2023-03-10)
DeNOx activity in a NSR–SCR hybrid system of two copper-containing chabazite-type zeolitic catalysts was addressed. A Pt-Ba-K/Al2O3 model catalyst was used as the NSR (NOx storage and reduction) catalyst. For the SCR ... -
Deactivation of a Biomass-Derived Zirconium-Doped Phosphorus-Containing Carbon Catalyst in the Production of Dimethyl Ether from Methanol Dehydration
Torres-Liñan, Javier; García-Rollán, Miguel; Rosas-Martínez, Juana María; Rodriguez-Mirasol, Jose; Cordero-Alcántara, Tomás (ACS, 2021-08-31)
Dehydration of methanol to produce dimethyl ether (DME) was studied at relatively high temperatures (400–600 °C) on biomass-derived phosphorus-containing carbon impregnated with a zirconium salt. Highly thermally stable ... -
Effect of heating rate and H3PO4 as catalyst on the pyrolysis of agricultural residues
Hosseinzaei, Behnam; JafarHadianfard, Mohammad; Ruiz-Rosas, Ramiro Rafael; Rosas-Martinez, Juana Maria; Rodriguez-Mirasol, Jose; Cordero-Alcántara, Tomás[et al.] (Elsevier, 2022-11)
This study reports the effect of heating rate and the addition of H3PO4 on the pyrolysis of three representative agricultural wastes of different lignocellulosic composition, namely pistachio shell, bitter orange peel, and ... -
Electrodialytic processes in solid matrices. New insights into batteries recycling. A review.
Villen-Guzman, Maria Dolores; Arhoun, Brahim; Vereda-Alonso, Carlos; Gomez-Lahoz, Cesar; Rodriguez-Maroto, Jose Miguel; Paz-Garcia, Juan Manuel[et al.] (2019-02-26)
Electrodialytic Remediation has been widely applied to the recovery of different contaminants from numerous solid matrices solving emerging issues of environmental concern. Results and conclusions reported in studies about ... -
Experimental methods in chemical engineering: X-rayabsorption spectroscopy—XAS, XANES, EXAFS
(Wiley, 2021-08-21)Although X-ray absorption spectroscopy (XAS) was conceived in the early 20th century, it took 60 years after the advent of synchrotrons for researchers to exploit its tremendous potential. Counterintuitively, researchers ... -
Highly porous and conductive functional carbon fibers from electrospun phosphorus-containing lignin fibers
Garcia-Mateos, Francisco Jose; Rosas-Martínez, Juana María; Ruiz-Rosas, Ramiro Rafael; Rodriguez-Mirasol, Jose; Cordero-Alcántara, Tomás (Francisco J. García-Mateos, Juana M. Rosas, Ramiro Ruiz-Rosas, José Rodríguez-Mirasol, Tomás Cordero, Highly porous and conductive functional carbon fibers from electrospun phosphorus-containing lignin fibers, Carbon, Volume 200, 2022, Pages 134-148, ISSN 0008-6223, https://doi.org/10.1016/j.carbon.2022.08.050, 2022-11-05)
Functional carbon fibers were prepared by carbonization of thermostabilized electrospun lignin-fibers at 500–900 °C followed by a high temperature thermal treatment at 1200–1600 °C. The effect of the preparation temperature ... -
Hydrometallurgical extraction of Li and Co from LiCoO2 particles–Experimental and Modeling
Cerrillo-Gonzalez, Maria del Mar; Villen-Guzman, Maria Dolores; Acedo-Bueno, Luis Fernando; Rodriguez-Maroto, Jose Miguel; Paz-Garcia, Juan Manuel (MDPI, 2020-09-13)
The use of lithium-ion batteries as energy storage in portable electronics and electric vehicles is increasing rapidly, which involves the consequent increase of battery waste. Hence, the development of reusing and recycling ... -
Isotopic study of the influence of oxygen interaction and surface species over different catalysts on the soot removal mechanism
Cortes-Reyes, Marina; Martínez Munuera, Juan Carlos; Herrera-Delgado, Maria Concepcion; Larrubia-Vargas, María Ángeles; Alemany-Arrebola, Luis José; García-García, Avelina[et al.] (Elsevier, 2021)
In order to improve the catalytic formulations for soot removal in after-treatment emission control technologies for gasoline and diesel engine vehicle, an isotopic study was approached using transitory labeled oxygen ... -
Modeling of Electrokinetic Remediation Combining Local Chemical Equilibrium and Chemical Reaction Kinetics
Masi, Matteo; Paz-Garcia, Juan Manuel; Gomez-Lahoz, Cesar; Villen-Guzman, Maria Dolores; Ceccarini, Alessio; Iannelli, Renato[et al.] (2020-02-24)
A mathematical model for reactive-transport processes in porous media is presented. The modeled system includes diffusion, electromigration and electroosmosis as the most relevant transport mechanism and water electrolysis ... -
NiGa Unsupported Catalyst for CO2 Hydrogenation at Atmospheric Pressure. Tentative Reaction Pathways
Cortes-Reyes, Marina; Azaoum, Ibrahim; Molina-Ramírez, Sergio; Herrera-Delgado, Maria Concepcion; Larrubia-Vargas, María Ángeles; Alemany-Arrebola, Luis José[et al.] (American Chemical Society, 2021-12-06)
The hydrogenation of CO2 is presented as a catalytic strategy for CO2 utilization and an approach to the development of sustainable processes to obtain products with high added value, such as CO, CH4, and CH3OH. An unsupported ... -
Recovery of Li and Co from LiCoO2 via Hydrometallurgical–Electrodialytic Treatment
Cerrillo-Gonzalez, Maria del Mar; Villen-Guzman, Maria Dolores; Vereda-Alonso, Carlos; Gomez-Lahoz, Cesar; Rodriguez-Maroto, Jose Miguel; Paz-Garcia, Juan Manuel[et al.] (MDPI, 2020-03-27)
Lithium-ion batteries play an important role in our modern society as the main option to power portable electronic devices and electric vehicles. The growing demand for these batteries encourages the development of more ... -
Removal of polycyclic aromatic hydrocarbons (PAHs) in conventional drinking water treatment processes
Gutierrez-Urbano, Isabel; Villen-Guzman, Maria Dolores; Perez-Recuerda, Rocío; Rodriguez-Maroto, Jose Miguel (Elsevier, 2021-09-16)
The presence of polycyclic aromatic hydrocarbons (PAHs) in water poses a serious threat to the human health due to their toxic effects. Therefore, the removal of these compounds from drinking water in Potable Water Treatment ... -
Sequential extraction procedure: a versatile tool for environmental research
Villen-Guzman, Maria Dolores; Cerrillo-Gonzalez, Maria del Mar; Paz-Garcia, Juan Manuel; Vereda-Alonso, Carlos; Gomez-Lahoz, Cesar; Rodriguez-Maroto, Jose Miguel[et al.] (CISA publisher, 2020-12-28)
The sequential extraction procedure as a tool to assess the environmental risk of metals in solid matrices has been widely studied. In this work, other promising application of these methods is proposed: the evaluation of ... -
Silicon solar cell production line and key performance indicators: A case of study at front size serigraphy stage
López-Escalante, María Cruz; Peinado Pérez, Juan José; Palanco-Lopez, Santiago; Ramos-Barrado, Jose Ramon; Martín, F (Elsevier, 2022-07-22)
Photovoltaic industry has devices power improvement as a main target. This implies that technological advances are continuously implemented in production lines and their power improvements have to be monitored with the ...