[EN] Worldwide cement production is around 4.2 billion tons, and the fabrication of one ton of ordinary Portland cement emits around 900 kg of CO2. Blast furnace slag (BFS) is a byproduct used to produce alkali-activated ...
Font-Pérez, Alba; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan(Elsevier, 2017)
[EN] This study presents a new cellular concrete design focused on the energy eco-efficiency and the sustainability concept: geopolymer eco-cellular concrete (GECC). Geopolymer systems made from alkali-activated fluid ...
Rodriguez Martinez, Erich David; Bernal, Susan A.; Provis, John L.; Gehman, John D.; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan; Borrachero Rosado, María Victoria(Elsevier, 2013-07)
This paper assesses the use of alkali activation technology in the valorization of a spent fluid catalytic cracking (FCC) catalyst, which is a residue derived from the oil-cracking process, to produce geopolymer binders. ...
[EN] Measuring the rate of water retention of the aggregates used in mortars and concrete is required to achieve a good mix design. The water retention, specifically absorption, is used to keep constant the water/cement ...
Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Mitsuuchi Tashima, Mauro(Elsevier, 2016-03)
The use of ternary systems composed of ordinary Portland cement (OPC) and two pozzolanic mineral admixtures could supply several advantages in terms of the properties in both fresh and hardened states. Fly ash (FA) and ...
Font Pérez, Alba(Universitat Politècnica de València, 2021-03-12)
[ES] El presente trabajo de investigación presenta un nuevo concepto de hormigón celular basado en el consumo minimizado de recursos y casi nulo de energías, durante la fase de producción del material como a lo largo de ...
Font Pérez, Alba(Universitat Politècnica de València, 2016-12-29)
[EN]
Cellular Aerated Concrete (HCT, for its acronym in Spanish) is a Portland cement-based binder, which is added an inorganic reagent, generally aluminum powder. Metal aluminum is oxidized immediately when it comes in ...
Lozano Prado, Rafael(Universitat Politècnica de València, 2022-01-14)
[ES] La sustitución de Cemento Portland por Cenizas Volantes es una práctica bien conocida que resulta beneficiosa por varios motivos:
1. Se reduce la cantidad de Cemento Portland, lo que supone un ahorro económico y ...
Catalán Montaner, Cristina(Universitat Politècnica de València, 2013-02-26)
[ES] En el presente trabajo se ha realizado un estudio comparativo de las emisiones de CO2
asociadas a la fabricación de un mortero geopolimérico cuya fuente de sílice activa
es silicato sódico, y de un mortero geopolimérico ...
[EN] This work studies the possibility of using geopolymer materials to enhance the mechanical and durability properties of hydrated lime¿pozzolan mixtures, which gave rise to the so-called ¿hybrid systems¿. Two different ...
[EN] The use of composite materials in construction has grown considerably in recent years, such as cementitious matrices and concrete reinforced with fibers. The vegetable fibers have become an alternative due to its ...
[EN] Studies on reactivity of sugarcane bagasse ash (SCBA), obtained by an autogenous combustion process, with low loss on ignition and three different particle sizes were carried out (SCBA-1, SCBA-2 and SCBA-3). The ashes ...
Rodríguez Martínez, Erich David; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª(Elsevier, 2012-09)
Five silica fumes from different manufacturers were subjected to ultrasonic treatment in order to decrease particle agglomeration and improve particle dispersion. The effectiveness of the sonication was observed as a ...
Moraes, J.C.B; Mitsuuchi Tashima, Mauro; Akasaki, Jorge Luis; Pinheiro Melges, Jose Luis; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan(Elsevier, 2016-09)
Alkali-activated binders are the new trend in building construction studies due their good mechanical properties and environmental advantages. These type of binders are obtained by a mixing of a solid precursor with an ...
[EN] Production of Portland cement requires a large volume of natural raw materials and releases huge amounts of CO2 to the atmosphere. Lower environmental impact alternatives focus on alkali-activated cements. In this ...
[EN] The ceramic sanitary-ware market generates large amounts of waste, both during the production process and due to construction and demolition practices. In this paper, the effect of different amounts and calcium sources ...
Reig Cerdá, Lucía; Soriano Martínez, Lourdes; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan(Elsevier, 2016-01)
In this paper, the effect of calcium aluminate cement (CAC) additions on the alkali activation of red clay brick waste (RCBW) was studied at room temperature and at 65 C. RCBW was partially replaced with CAC (0e50 wt.%) ...
[EN] This study evaluates the effects of microwave oven calcining conditions on the pozzolanicity of sugar cane bagasse ashes (SCBA) generated by the electric power cogeneration industry. The calcining temperatures varied ...
Reig Cerdá, Lucía; Soriano Martínez, Lourdes; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan(Elsevier, 2014-07)
Objective
The aim of this research was to investigate the influence of the alkali activator concentration and calcium dosage on the fresh behavior, compressive strength and microstructure of the binder produced by the ...
Mellado Romero, Ana María; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Monzó Balbuena, José Mª(Akadémiai Kiadó, 2013-06)
The aim of this paper is to study the solidification/ stabilization potential of cementitious matrices on
the immobilization of Zn(II) before its disposal into the environment by determining the mechanisms of interaction ...