Listar Ingeniería Química - (IQ) por título
Mostrando ítems 112-131 de 227
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Generación de grupos superficiales oxigenados en carbones activados con H3PO4
(2013-11-05)Los carbones activados preparados mediante activación química de residuos lignocelulósicos con ácido fosfórico presentan, además de una elevada superficie específica, una química superficial muy particular debido a la ... -
Green chemistry: advancing planetary phosphorus sustainability through the synergy of graphene oxide modified with magnetic nanoparticles (M@GO) for extracting tertiary effluent phosphorus in sewage treatment plants.
(Royal Society of Chemistry, 2024-04-12)Securing the enduring sustainability of global phosphorus (P) utilization has become a key societal priority. The application of green chemistry and green engineering presents an opportunity to mitigate these challenges ... -
Green synthesis of cellulose Nanoparticles for their use in biomedicine
(2023-05-30)Recently, nanoscience has been developed as a new branch of science to obtain material at the nanometre scale. Cellulose is a polysaccharide whose molecular structure consists of D-glucopyranose units linked by β(1→4) ... -
Groups IV, V and VI metal oxide-containing hydrotalcite catalysts: state of the art on their catalytic applications
(Elsevier, 2024-07-08)The present contribution is a review paper that summarizes the structure, properties and catalytic applications of hydrotalcite based materials when they are modified by the incorporation of oxide metals from groups 4, 5 ... -
Heterogeneización del proceso continuo para la conversión de glicerol a Solketal utilizando un catalizador estructurado monolítico de base carbonosa
(2019-10-09)Se ha desarrollado un catalizador estructurado de base carbonos hidrofobia y funcionalidad con grupos sulfúricos estables no lixiviables que permite la operación en continuo de la acetalización de glicerol con acetona de ... -
Hidroformilacion de 1-octeno utilizando catalizadores de rodio soportados sobre materiales de carbono porosos con grupos superficiales de fósforo.
(2023)La reacción de hidroformilación es una de las reacciones homogéneas catalizadas más importante a nivel industrial, ya que produce 10 millones de toneladas de aldehídos al año [1]. La reacción utiliza olefinas insaturadas ... -
Hierarchical porous carbons by liquid phase impregnation of zeolite templates with lignin solution
(ELSEVIER, 2014-05-09)Templated carbon materials (TCs) with hierarchical pore structure were obtained by liquid phase impreg- nation of different zeolite templates using Alcell lignin solutions as carbon precursor. The effect of synthesis ... -
High temperature treatments of porous activated carbon
(2018-07-12)The use of biomass waste for the preparation of activated carbon is of great industrial interest for reducing costs and increasing the sustainability, especially in the field of energy storage. A high temperature treatment ... -
Highly conductive microporous carbon fibers by electrospinning of lignin/phosphoric acid/ethanol solutions
(2019-11-06)This contribution reports the preparation of electrospun lignin-based carbon fibers at different carbonization temperatures and the influence of heat treatments at temperatures ranging from 900 to 1600 ºC. The influence ... -
Highly porous and conductive functional carbon fibers from electrospun phosphorus-containing lignin fibers
(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 ... -
Hydrogen co-injection as a bridged technology for internal combustion engines
(International congress on Catalysis and Automotive Pollution Control – 12th edition CAPoC12, 2022)In order to survive at media-term, diesel engines need a new approach for the use of the new fuel portfolio and to control the exhaust gas emissions. Hydrogen has been proposed as an alternative due to its excellent ... -
Hydrometallurgical extraction of Li and Co from LiCoO2 particles–Experimental and Modeling
(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 ... -
Improving Cr (VI) Extraction through Electrodialysis
(2019-10-08)A laboratory study has been carried out to determine the feasibility of in situ remediation of chromium (VI) contaminated soil using electrodialysis. In a classic setup, this technique implies the application of a low ... -
In situ characterization of porous VPO catalysts with fibrous structure: Identifying the redox behavior and the stability of active sites
(2016-09-09)Two VPO materials with fibrillar morphology have been prepared by the aid of electrospinning technique. One is a VPO carbon-supported material (VCF200) with fibrous morphology and very high surface area that is stable under ... -
Incentivizing Student Participation in QAS Questionnaires: An Evaluation of a Guaranteed Prize System at the University of Malaga.
(MPDI, 2024-02-21)This paper investigates the effects of a guaranteed prize incentive, in the form of an extra score, on student engagement in the quality assurance system (QAS) questionnaires employed for evaluating teaching performance ... -
Incorporation of an alkaline-alkaline earth metal in an unsupported bimetallic Ni-containing catalyst for the CO2-SR technology.
(2023)Introduction. In the past decades, global warming resulting from the emission of greenhouse gases, consisting mainly of carbon dioxide and methane, has become one of society’s main concerns. In this context, there has ... -
Influence of alkalinity addition on biomethanization of fruit and vegetable waste and sewage sludge performance. Batch study
(2014-10-30)Fruit and vegetable wastes (FVW) are generated in large quantities around the world. This kind of residue constitutes a source of nuisance in municipal landfills because of its high biodegradability. Their high moisture ... -
Influence of chemical reaction kinetics on electrokinetic remediation modelling results
(2017-10-11)A numerical model describing transport of multiple species and chemical reactions during electrokinetic treatment is presented. The transport mechanisms included in the model were electromigration and electroosmosis. The ... -
Influencia de la presencia de compuestos superficiales de P sobre la funcionalización de carbones activos con HNO3
(2015-11-06)La funcionalización con ácido nítrico es un método ampliamente estudiado para la incorporación de grupos funcionales de oxígeno en la superficie de carbones activos, tales como grupos carboxilos, anhídridos, lactonas y ...