Search Results - "Frías, Moisés"

Assessment of the potential use of construction and demolition waste (CDW) fines as eco-pozzolan in binary and ternary cements by de Lima, Daniela Oliveira, de Lira, Douglas Sadalla, Rojas, Moisés Frías, Junior, Holmer Savastano

“…Construction and demolition waste (CDW) represents a significant portion of the total volume of solid waste generated worldwide, an alternative is to use the…”
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Analysis of the Microstructure and Porosity of Cement Pastes with Functionalized Nanosilica with Different Contents of Aminosilane by Martins, Gabriel Lima Oliveira, Fraga, Yuri Sotero Bomfim, de Paula, Andréia, Rêgo, João Henrique da Silva, Terrades, Amparo Moragues, Rojas, Moisés Frías

“…This research aims to analyze the effect of functionalized nanosilica (NSF) with different levels of amine groups in the formation of hydration products. Four…”
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Development and characterization of low carbon cementitious composites reinforced with jute fabric subjected to CO2 curing by de Lima, Daniela Oliveira, de Lira, Douglas Sadalla, Castillo, Lía Ethel Velásquez, Campos, Ana Paula de Lima Mendes, Rojas, Moisés Frías, Junior, Holmer Savastano

“…The use of construction and demolition waste (CDW) and metakaolin (MK) in cement-based materials is an attractive strategy to recycle waste and reduce carbon…”
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Reactivity of Binary Construction and Demolition Waste Mix as Supplementary Cementitious Materials by Mencía, Raquel Vigil de la Villa, Rojas, Moisés Frías, Martínez-Ramírez, Sagrario, Fernández-Carrasco, Lucía, Cociña, Ernesto Villar, García-Giménez, Rosario

“…Calcareous and siliceous CDW wastes from concrete and glass wastes when mixed in binary mixtures has been analyzed in this study. Fine CDW fractions (<5 mm) of…”
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Physical and Chemical Effects in Blended Cement Pastes Elaborated with Calcined Clay and Nanosilica by Pinheiro, Divino Gabriel Lima, Sousa, Matheus Ian Castro, Pelisser, Fernando, da Silva Rêgo, João Henrique, Moragues Terrades, Amparo, Frías Rojas, Moisés

“…Supplementary cementitious materials (SCMs) are commonly used in the manufacture of commercial cements with lower clinker content and carbon footprints,…”
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Valorization of Fine-Fraction CDW in Binary Pozzolanic CDW/Bamboo Leaf Ash Mixtures for the Elaboration of New Ternary Low-Carbon Cement by Villar-Hernández, Javier, Villar-Cociña, Ernesto, Savastano, Holmer, Rojas, Moisés Frías

“…This paper presents the characterization of a binary mixture of construction and demolition waste (CDW) and bamboo leaf ash (BLAsh) calcined at 600 °C (novel…”
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A Comparative Study on the Pozzolanic Activity Between Bamboo Leaves Ash and Silica Fume: Kinetic Parameters by Villar-Cociña, Ernesto, Rodier, Loic, Savastano, Holmer, Lefrán, Manuel, Rojas, Moisés Frías

“…Silica fume is the most performing siliceous product among the pozzolanic materials. This is mainly related to his high content (around of 90%) of amorphous…”
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Hydration, mechanical performance and porosity of Portland cement pastes with functionalized nanosilica with APTES by Vasconcellos, Julliana Simas, Fraga, Yuri Sotero Bomfim, Rêgo, João Henrique da Silva, Sartoratto, Patrícia Pommé Confessori, Rojas, Moisés Frías

“…This study reports on the microstructure of Portland cement pastes with nanosilica (NS) and amino-functionalized nanosilica (NSF). For this, NSF dispersion was…”
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Pore size distribution and degree of hydration of metakaolin–cement pastes by Frı́as, Moisés, Cabrera, Joseph

“…The current paper shows the results of an investigation focussing on the effect of metakaolin (MK) on the microstructure of MK blended pastes. Pastes…”
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Influence of MK on the reaction kinetics in MK/lime and MK-blended cement systems at 20°C by Frı́as, Moisés, Cabrera, Joseph

“…Metakaolin (MK)/lime and MK-blended cement pastes are studied in samples stored and cured at 20°C and up to 360 days of hydration. The nature of the reaction…”
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Chemical and mechanical characterization of ternary cement pastes containing metakaolin and nanosilica by da Silva Andrade, Daniel, da Silva Rêgo, João Henrique, Cesar Morais, Paulo, Frías Rojas, Moisés

“…•Chemical and mechanical properties of ternary cement pastes were evaluated.•A synergistic effect of nanosilica and metakaolin was observed.•Nanosilica and…”
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Study of hydrated phases present in calcined paper sludge (metakaolinite)/saturated CaO dissolution system cured at 40 °C and 28 days of reaction by García, Rosario, Vigil de la Villa, Raquel, Rodríguez, Olga, Frías, Moisés

“…The present research is a part of an experimental study about obtaining recycled metakaolinite from a Spanish paper sludge waste as complementary cementing…”
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Study of hydrated phases present in a MK–lime system cured at 60 °C and 60 months of reaction by FRIAS ROJAS, Moisés

“…This research presents the experimental results of a study carried out to determine the effect of curing temperature on the reaction kinetics in a…”
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Fired clay-based construction and demolition waste as pozzolanic addition in cements. Design of new eco-efficient cements by Asensio, Eloy, Medina, César, Frías, Moisés, Sánchez de Rojas, María Isabel

“…Industrial waste and by-products are being widely used by the cement industry to enhance process efficiency and sustainability, in keeping with EU circular…”
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Improving mortar properties using traditional ceramic materials ground to precisely controlled sizes by Ribas, Luciane Farias, Cordeiro, Guilherme Chagas, Toledo Filho, Romildo Dias, Frías, Moises, Tavares, Luis Marcelo

“…The present work investigates the impact of particle size reduction of traditional ceramic materials as partial substitutes for Portland cement in mortars…”
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Chemical assessment of the electric arc furnace slag as construction material: Expansive compounds by FRIAS ROJAS, Moisés, SANCHEZ DE ROJAS, M. I

“…To carry out a correct management of electric arc furnace slags (EAS) requires a detailed knowledge of their properties. From a chemical point of view, the EAS…”
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The effect of temperature on the hydration rate and stability of the hydration phases of metakaolin–lime–water systems by Rojas, Moisés Frı́as, Cabrera, Joseph

“…The paper presents the results of a study carried out to determine the effect of curing temperature on the kinetics of reaction of a metakaolin (MK)/lime…”
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Mechanism of hydration of the metakaolin–lime–water system by Cabrera, Joseph, Rojas, Moisés Frı́as

“…The reaction kinetics of a mixture of metakaolin and lime (calcium hydroxide) in water at 60°C has been investigated using thermal analysis. The numerical…”
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Construction and demolition waste in cement matrices as sinkholes of atmospheric pollution: Effect of the 2022 airborne dust in the Iberian Peninsula by Rubio Fernández, Virginia, Villa Mencía, Raquel Vigil de la, Rojas, Moisés Frías, García Giménez, Rosario, Moreno-Juez, Jaime, Soto García, Isabel Sonsoles de

“…The coincidence of a study on different ecocements to environmental exposition in Madrid (Spain) with the airborne dust from the Sahara desert in the same…”
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Brazilian sugar cane bagasse ashes from the cogeneration industry as active pozzolans for cement manufacture by Frías, Moisés, Villar, Ernesto, Savastano, Holmer

“…For proper management of wastes and their possible recycling as raw materials, complete characterization of the materials is necessary to evaluate the main…”
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