Listar Ingeniería Química - (IQ) por título
Mostrando ítems 1-20 de 233
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A comparison of batch and semi-batch reactors for leaching battery cathodes (LiCoO2) under controlled addition of HCl and H2O2
(Elsevier, 2024-08)Recovery of cobalt and lithium from end-of-life Li-ion battery wastes have been evaluated in batch and semi- batch leaching systems. In this preliminary study, HCl and H2O2 were used as leaching and reducing agents, re ... -
A factorial design for the evaluation of the optimal conditions for LiCoO2 particles dissolution
(2020-11-24)The hydrometallurgical leaching process for the recovery of valuable metals from the cathode active materials of spent lithium batteries was evaluated. Experiments were carried out using LiCoO2 which is one of the most ... -
A Kinetic Model Considering Catalyst Deactivation for Methanol-to-Dimethyl Ether on a Biomass-Derived Zr/P-Carbon Catalyst
(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 ... -
A new versatile x–y–z electrospinning equipment for nanofiber synthesis in both far and near field.
(Nature, 2022-03-22)This work describes a versatile electrospinning equipment with rapid, independent, and precise x–y–z movements for large-area depositions of electrospun fibers, direct writing or assembly of fibers into sub-millimeter and ... -
A perspective on the preparation of value-added carbon materials from lignin
(2022)The thermochemical conversion of lignin into different added-value carbon materials constitutes an alternative approach for valorization of this co-product that can be integrated in pulping and biorefinery processes. Such ... -
Acid leaching of LiCoO2 enhanced by reducing agent. Model formulation and validation.
(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 ... -
Acoplamiento de tecnologías de post-tratamiento para emisiones cero en vehículos automóviles ligeros
(UMA Editorial, 2017)La preocupación por los niveles de emisión de NOx y material particulado (soot) producidos por los vehículos con motorización diesel y la normativa para su control hacen necesarios el uso de tecnologías catalíticas de ... -
Activated carbon monoliths from lignocellulosic biomass waste for electrochemical
(2019-12-13)The valorization of lignocellulosic biomass waste into bio-based materials is proposed in this work in order to obtain low-cost materials and to reduce environmental impacts. Cylindrical activated carbon monoliths (ACMs) ... -
Activated carbon monoliths from lignocellulosic biomass waste for electrochemical applications.
(Elsevier, 2019-03-05)The valorization of lignocellulosic biomass waste into bio-based materials is proposed in this work in order to obtain low-cost materials and to reduce environmental impacts. Cylindrical activated carbon monoliths (ACMs) ... -
Activated carbons as catalytic support for Cu nanoparticles
(2018-05-30)There are a wide range of catalytic applications for Cu-based nanoparticles materials, since Cu is an abundant and inexpensive metal and Cu nanoparticles possess unusual electrical, thermal and optical properties. The ... -
Activation of electrospun lignin-based carbon fibers and their performance as self-standing supercapacitor electrodes
(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 ... -
Activation of electrospun lignin-based carbon fibers and their performance as self-standing supercapacitor electrodes
(Elsevier, 2020)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 ... -
Adsorción de contaminantes farmacéuticos sobre monolitos de carbón activo
(2015)La eliminación de contaminantes emergentes de origen farmacéutico mediante adsorción está adquiriendo una gran importancia debido a que muchos de ellos poseen una alta estabilidad química y térmica, y son biológicamente ... -
Adsorption studies of octamethylcyclotetrasiloxane onto electrospun nanofibers for biogas purification.
(UMA Editorial, 2023)El objetivo general de la presente tesis doctoral, que se desarrolla para conseguir el grado de doctora por la Universidad Autónoma de Nuevo León en el programa de "Doctorado en Ciencias con Orientación en Procesos ... -
Advanced blends as avisable extended option for thermal engines: emissions and performance on a Diesel Engine
(2022-08)The stricter emission regulation for the automobile sector to achieve reduction in pollution that caused GHG in the atmosphere, have resulted in the search of alternative clean fuels which satisfy the demand of this ... -
Advances in electrospun composite polymer/zeolite and geopolymer nanofibers: A comprehensive review.
(Elsevier, 2024-02-05)Electrospinning is widely recognized as an efficient, simple, and cost-effective technique for producing nanofibers. It has successfully led to the fabrication of various ultrafine polymer composites. This method has spurred ... -
De aguas residuales a productos de valor: curvando la línea hacia la economía circular
(2018-11-21)El tratamiento de aguas residuales es una plataforma idónea para basar el desarrollo tecnológico enfocado al cambio de modelo productivo de economía circular. En este sistema moderno todos sus elementos excedentes se ... -
Alcohol decomposition on basic/acid lignin-derived submicron diameter carbon fibers
(2018-07-12)The use of lignin, the second most abundant polymer in nature, along with a simple and versatile technique, electrospinning, represents an advantageous and promising approach for the preparation of carbon fibers. In ... -
Alternative reducing agents for Lithium-Ion batteries recycling via hydrometallurgical process
(2022)Lithium-ion batteries (LIB) are a key factor in the transition to a decarbonised and clean energy system due to their application in the power sector and electric transport. However, a growing demand of these batteries ... -
Anaerobic co-digestion of municipal sewage sludge and fruit/vegetable waste: effect of different mixtures on digester stability and methane yield
(2016-12-05)There are different options for the management of fruit and vegetable wastes (FVWs), but the most environmental-friendly is the anaerobic digestion, because it allows an optimum recovery of materials and energy from the ...