Exploració per tema "Ciment"
Ara es mostren els items 41-60 de 74
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Geochemical processes during the geological CO2 sequestration. a laboratory study of the reactivity of the hontomín caprock and of potential MgO-based cements
(Universitat Politècnica de Catalunya, 2013-07)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor -
Hormigones de cal: nuevos “viejos” materiales
(2018)
Text en actes de congrés
Accés obertEl objetivo de la presentación es reivindicar el hormigón de cal como un material más de los que tenemos a nuestro alcance, que entronca perfectamente con la tradición constructiva mediterránea, y da respuesta a las ... -
Incorporación de residuos sólidos urbanos bioestabilizados en materiales de construcción
(Universitat Politècnica de Catalunya, 2016-10-21)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Magnesium phosphate cement formulated with low grade magnesium oxide with controlled porosity and low thermal conductivity as a function of admixture
(2016-10)
Article
Accés obertMagnesium phosphate cement (MPC) formulated with low-grade magnesium oxide (LG-MgO) can be better considered as sustainable MPC (sust-MPC). Among other properties, sust-MPC could be used as building material for constructive ... -
Mechanical performance of vegetal fabric reinforced cementitious matrix (FRCM) composites
(Elsevier, 2018-06-30)
Article
Accés obertIn order to pursue sustainable objectives in the construction industry, a new composite material using vegetal fibre mesh coated with resin and embedded in mortar is developed and characterized. In this study, meshes of ... -
Methodology of identification of natural and historic Portland cements. Application and study in mortars of Madrid and Barcelona
(International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM), 2019)
Comunicació de congrés
Accés obertNatural cement was patented in England in 1796, but did not arrive in Spain until 1835. Its arrival supposed a natural coexistence with the rest of traditional mortars that had been used (lime, hydraulic limes and gypsum). ... -
Migration of calcium hydroxide particles from the matrix to the cellulosic fibres in cement mortar based composites
(2009-12-14)
Presentació
Accés obert -
Mixed recycling with emulsion and cement of asphalt pavements : design procedure and improvements achieved
(RILEM, 2000)
Article
Accés obertCold in place recycling, as an alternative to milling and standard replacement, shows a series of technical, economic and environmental advantages, which have done its use to grow in Spain, especially from 1990 onwards. ... -
Nonwoven flax fiber mats and white portland cement composites for building envelopes
(International Union of Laboratories and Experts in Construction Materials, Systems and Structures (RILEM), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialTraditionally, architectural materials performance was the key point for developing materials; but nowadays, other criteria’s as sustainability, availability and recyclability are being considered. By the other hand, the ... -
Obtención y caracterización de nuevos cementos óseos de fosfatos de calcio en el sistema CaHPO4--- -Ca3 (PO4)2
(Universitat Politècnica de Catalunya, 1996-12-18)
Tesi
Accés obertLa presente Tesis Doctoral se titula "Obtención y caracterización de nuevos cementos óseos de fosfatos de calcio en el sistema DCP―alfa-TCP". Los cementos de fosfatos de calcio (CFC) son materiales biocompatibles que ... -
Optimización de dosificaciones de compuestos con base cemento reforzados con fibras
(Universitat Politècnica de Catalunya, 2015-10)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor -
Paper de les fases del ciment en la immobilització de contaminants inorgànics: el cas del vanadi
(Universitat Politècnica de Catalunya, 2011-06-29)
Tesina
Accés obertAlguns residus, com les cendres d’incineradores de residus urbans, les cendres volants o les escòries tenen un alt contingut en sílice, calci i òxids d’alumini i de ferro. Aquests components poden funcionar com a substituts ... -
Physico-chemical properties, porosity and microstructure of sustainable concretes
(American Concrete Institute (ACI), 2012)
Comunicació de congrés
Accés restringit per política de l'editorialThis paper deals with the properties and microstructure of sustainable concretes (SC) made with recycled concrete coarse aggregates and include different proportions of supplementary cementing materials (SCM) such as silica ... -
Raman Spectroscopy of Anhydrous and Hydrated Calcium Aluminates and Sulfoaluminates
(2013-10-04)
Article
Accés restringit per política de l'editorialRecent investigations have revealed the great potential of Raman spectroscopy for the characterization of clinker minerals and commercial Portland cements. The usefulness of this technique for the identification of anhydrous, ... -
Raman spectroscopy: applycation to cementitious systems
(Nova Science Publishers, 2010-12-13)
Capítol de llibre
Accés obertRaman scattering was discovered by Krisma and Raman in 1928. Until approximately 1986, the Raman literature was dominated by physical and structural investigations, with relatively few reports of Raman spectroscopy applied ... -
Reactions of fly ash with calcium aluminate cement and calcium sulphate
(Elsevier, 2009-09)
Article
Accés restringit per política de l'editorialThe hydration processes in the ternary system fly ash/calcium aluminate cement/calcium sulphate (FA/CAC/C$) at 20 °C were investigated; six compositions from the ternary system FA/CAC/C$ were selected for this study. The ... -
Recycling silicon solar cell waste in cement-based systems
(2011-03-03)
Article
Accés restringit per política de l'editorialThis is a study of the recycling of crystalline solar cells by incorporating them in cement matrices. The hydration process of a mixture of calcium aluminate cement (CAC) and solar photovoltaic cell waste was researched ... -
Respuesta no lineal de estructuras de hormigón armado con evidencia de fenómenos de interacción suelo-cimentación-estructura (ISE)
(2018-11-01)
Report de recerca
Accés restringit per decisió de l'autorLa modificación del cortante basal de diseño de las estructuras con efectos de interacción suelo-estructura (ISE) en los procedimientos de fuerza lateral equivalente posee una deficiencia significativa, y tiene que ver con ... -
Retention mechanisms of oxyanions in cementitious materials
(Universitat Politècnica de Catalunya, 2011-07-02)
Projecte Final de Màster Oficial
Accés obertIncreasing global cement production faces challenges such as cost increases in energy supply, requirements to reduce CO2 emissions, and the supply of raw materials in sufficient quality and amounts. Worldwide cement ... -
Reutilización de residuos de edificación para el desarrollo de materiales cementantes con características especiales
(Universitat Politècnica de Catalunya, 2010-09-01)
Projecte Final de Màster Oficial
Accés obertLa industria de la producción de cemento es una de las más rentables a escala mundial aunque también es una de las más contaminantes, ya que la producción de cemento supone la emisión de CO2, un gas de efecto invernadero ...