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Mostrando ítems 1-10 de 17
Artículo
Fractionation and fluxes of metals and radionuclides during the recycling process of phosphogypsum wastes applied to mineral CO2 sequestration
(Elsevier, 2015)
The industry of phosphoric acid produces a calcium-rich by-product known as phosphogypsum, which is usually stored in large stacks of millions of tons. Up to now, no commercial application has been widely implemented for ...
Artículo
Intragranular carbon nanotubes in alumina-based composites for reinforced ceramics
(Springer Nature, 2019)
The traditional methods for the synthesis of reinforced alumina-based matrix composites with carbon nanotubes (CNTs) have presented serious difficulties for obtaining well-dispersed and homogeneously distributed CNTs within ...
Artículo
Calcium silicates synthesised from industrial residues with the ability for CO2 sequestration
(SAGE Publications Ltd, 2014)
This work explored several synthesis routes to obtain calcium silicates from different calcium-rich and silica-rich industrial residues. Larnite, wollastonite and calcium silicate chloride were successfully synthesised ...
Artículo
Technological proposals for recycling industrial wastes for environmental applications
(MDPI, 2014)
A two-fold objective is proposed for this research: removing hazardous and unpleasant wastes and mitigating the emissions of green house gasses in the atmosphere. Thus, the first aim of this work is to identify, characterize ...
Artículo
Phosphogypsum waste lime as a promising substitute of commercial limes: A rheological approach
(Elsevier, 2019)
This paper presents the rheological properties of three types of lime putty, specifying the influence of their origin. The study aims to compare a special lime putty prepared from phosphogypsum with a commercial lime powder ...
Artículo
Reinforced silica-carbon nanotube monolithic aerogels synthesised by rapid controlled gelation
(Springer Nature, 2018)
This work introduces a new synthesis procedure for obtaining homogeneous silica hybrid aerogels with carbon nanotube contents up to 2.50 wt.%. The inclusion of nanotubes in the highly porous silica matrix was performed by ...
Artículo
Removal of basic yellow cationic dye by an aqueous dispersion of Moroccan stevensite
(Elsevier, 2013)
The aim of this study was to investigate the adsorption of basic yellow, a cationic dye, from aqueous solution by natural stevensite, with 104m2/g of specific surface area. The kinetics and the effects of several experimental ...
Artículo
Recent insights into xerogel and aerogel mineral composites for CO 2 mineral sequestration
(Springer Nature, 2011)
Supercritically dried composites have already been analysed and proposed as carbon dioxide sequesters. However, the economical and energetic costs of the supercritical drying process had to be re-evaluated, and were ...
Patente
Eliminación de dióxido de carbono y otros gases atmosféricos mediante residuos industriales ricos en calcio.
(Oficina Española de Patentes y Marcas , 2011-09-02)
La presente invención se refiere a un uso de una suspensión acuosa que comprende calcio en una proporción mayor al 15% en peso, siendo la fase sólida de la suspensión acuosa preferiblemente portlandita procedente de residuos ...
Artículo
Hybrid aerogels and bioactive aerogels under uniaxial compression: an in situ saxs study
(2010)
The complex structure of hybrid organic/inorganic aerogels is composed by an inorganic phase covalently bonded to an organic chain forming a copolymer. Conventional hybrid aerogels were studied as well as bioactive hybrid ...