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Browsing by Author "Paya Bernabeu, Jorge Juan"

Now showing items 1-20 of 190

A 100% waste-based alkali-activated material by using olive-stone biomass ash (OBA) and blast furnace slag (BFS)

Font-Pérez, Alba; Soriano Martínez, Lourdes; Moraes, J.C.B; Tashima, M.M.; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Paya Bernabeu, Jorge Juan (Elsevier, 2017)

[EN] This study presents the use of olive-stone biomass ash (OBA) as an alkali source in alkali-activated materials (AAM) based on blast furnace slag (BFS). The OBA was physically and chemically characterized. It presented ...
A binder from alkali activation of FCC waste: use in roof tiles fabrication

Mas, María Antonia; Mitsuuchi Tashima, Mauro; Paya Bernabeu, Jorge Juan; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Monzó Balbuena, José Mª (Trans Tech Publications, 2016)

Nowadays, scientific community is looking for alternatives to reduce the problem of CO2 emissions, making more sustainable binders and reusing wastes from other industries. In this line, the technology of geopolymers was ...
A new geopolymeric binder from hydrated-carbonated cement

Paya Bernabeu, Jorge Juan; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Soriano Martínez, Lourdes; Mitsuuchi Tashima, Mauro (Elsevier, 2012-05)

This paper evaluates the use of hydrated Portland cement as the raw material in the production of geopolymers. The silicon and aluminium oxides needed for the geopolymerization process were produced by the carbonation of ...
Air-void system characterization of new eco- cellular concretes

Font-Pérez, Alba; Borrachero Rosado, María Victoria; Soriano Martinez, Lourdes; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan (American Society of Civil Engineers, 2021-05-01)

[EN] Cellular concrete is an alternative to conventional concrete as a low-density and high-insulating building material. The eco-cellular concretes (ECCs) based on geopolymer technology have been recently introduced by ...
Airborne ultrasounds for damaged cementitious characterization

Gosálbez Castillo, Jorge; CARRIÓN GARCÍA, ALICIA; Gallardo, C.; Vázquez, S.; Genovés, V.; Paya Bernabeu, Jorge Juan (Acoustical Society of America, 2019-09-06)

[EN] The scope of this paper is to demonstrate the capability of airborne non-contact ultrasound (ANC-US) to assess thermal damage on normalized Portland cement mortar specimens. For this purpose, contact ultrasound (C-US) ...
Alkali activated materials based on fluid catalytic cracking catalyst residue (FCC): Influence ofSiO2/Na2O and H2O/FCC ratio on mechanical strength and microstructure

Mitsuuchi Tashima, Mauro; Akasaki, Jorge Luis; Melges, J.L.P.; Soriano Martínez, Lourdes; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan; Borrachero Rosado, María Victoria (Elsevier, 2013)

Reuse of industrial and agricultural wastes as supplementary cementitious materials (SCMs) in concrete and mortar productions contribute to sustainable development. In this context, fluid catalytic cracking catalyst residue ...
Alkali activation of vitreous calcium aluminosilicate derived from glass fiber waste

Mitsuuchi Tashima, Mauro; Soriano Martínez, Lourdes; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Cheeseman, C. R.; Paya Bernabeu, Jorge Juan (Taylor & Francis, 2012-09)

The properties and microstructure of alkali-activated (AA) vitreous calcium aluminosilicate (VCAS) are presented in this paper. VCAS is manufactured from a by-product of the glass fiber industry and has been activated using ...
Alkaline activation of ceramic waste materials

Reig Cerdá, Lucía; Mitsuuchi Tashima, Mauro; Soriano, L.; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan (Springer Verlag (Germany), 2013-01)

Ceramic materials represent around 45 % of construction and demolition waste, and originate not only from the building process, but also as rejected bricks and tiles from industry. Despite the fact that these wastes are ...
Almond-shell biomass ash (ABA): a greener alternative to the use of commercial alkaline reagents in alkali-activated cement

Soriano Martinez, Lourdes; Font, Alba; Tashima, Mauro M.; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Bonifacio, Thais; Paya Bernabeu, Jorge Juan (Elsevier, 2021-07-05)

[EN] The use of almond-shell biomass ash (ABA) as an alternative component to the commercial reagents used in the activation of blast furnace slag (BFS) systems is investigated. The presence in its chemical composition of ...
An approach to a new supplementary cementing material: Arundo donax straw ash material

Paya Bernabeu, Jorge Juan; Rosello Caselles, Josefa; Monzó Balbuena, José Mª; Escalera, A.; Santamarina Siurana, Mª Pilar; Borrachero Rosado, María Victoria; Soriano Martinez, Lourdes (MDPI AG, 2018)

[EN] Arundo donax is a plant native to Asia and is considered an invader species in the Mediterranean region and many tropical zones in the world. These invader plants can be collected to produce a biomass, which can be ...
An assessment of the pozzolanic activity of a spent catalyst from catalytic cracking using methods based on the measurement of the electrical conductivity and pH of suspensions with calcium hydroxide

Velázquez Rodríguez, Sergio; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Paya Bernabeu, Jorge Juan (MDPI, 2014-03)

[EN] The pozzolanic activity of the spent catalyst produced by fluid catalytic cracking (FCC) has been studied by various methods in recent years. However, no quick and easy method has been reported for this activity based ...
Analysis of a hybrid PV-CSP plant integration in the electricity market

Maz Zapater, Juan Vicente (Universitat Politècnica de València, 2023-10-27)

[EN] One of the key challenges the world will need to face during the 21st century is global warming and the consequent climate change. Its presence is indisputable, and decarbonizing the gird emerges as one of the required ...
Aplicação das cinzas da indústria sucroalcooleira como biopozolanas e Kfertilizante: cana-de-açúcar e cana-energia

Pitolli Lyra, Gabriela (Universitat Politècnica de València, 2023-06-05)

[ES] Una alternativa para reducir el consumo de materias primas y los impactos ambientales derivados del cemento Portland es la sustitución parcial del clínker por adiciones minerales de subproductos agroindustriales. El ...
Assessment of pozzolanic activity using methods based on the measurement of electrical conductivity of suspensions of portlnad cement and pozzolan

Velázquez Rodríguez, Sergio; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Paya Bernabeu, Jorge Juan (MDPI, 2014-11)

[EN] The use of methods based on measuring electrical conductivity to assess pozzolanic activity has recently been used primarily in aqueous suspensions of pozzolan: calcium hydroxide. However, the use of similar methods ...
Assessment of sugar cane straw ash (SCSA) as pozzolanic material in blended portland cement: Microstructural characterization of pastes and mechanical strength of mortars

Moraes, J. C. B; Akasaki, Jorge Luis; Melges, J. L. P.; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Tashima, Mauro Mitsuuchi (Elsevier, 2015-09)

The aim of this paper is to assess the pozzolanic reactivity of sugar cane straw ash (SCSA) obtained through an auto-combustion process and the mechanical properties of SCSA-containing systems. Characterization of SCSA ...
Assesssment of pozzolanic/hydraulic reactivity of vitreous calcium aluminosilicate (VCAS) ussing different methods

Mitsuuchi Tashima, Mauro; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria (Elsevier, 2016-04)

[EN] The aim of this paper is to assess the possibility of using vitreous calcium aluminosilicate (VCAS) as a supplementary cementitious material in the production of Portland cement mortars. The calcium hydroxide consumption ...
Ataque ácido en morteros de activación alcalina: propuesta de ensayo

Martín Rodríguez, Jeffry Adrián (Universitat Politècnica de València, 2021-03-30)

[ES] En esta investigación se analizará el comportamiento de distintos morteros de activación alcalina o geopolímeros frente al ataque ácido proponiendo un nuevo método de evaluación que permita relacionarlo con la durabilidad ...
Avaliação de matriz de gesso com incorporação de borracha de pneus para utilização na construção civil

Pinto, N.A.; Fioriti, C.F.; Paya Bernabeu, Jorge Juan; Akasaki, Jorge Luis (Universidade Estadual de Maringá, 2016)

[EN] The use of gypsum in the Brazilian construction industry has been growing steadily in recent years, when the drywall system started to be used in the internal seals of all types of buildings. The new use this should ...
Behavior of metakaolin-based geopolymers incorporating sewage sludge ash (SSA)

Istuque, D.B.; Reig Cerdá, Lucía; Moraes, J.C.B; Akasaki, Jorge Luis; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Malmonge, J.A.; Mitsuuchi Tashima, Mauro (Elsevier, 2016-10)

[EN] In recent years, geopolymers have become a widely researched binding material. There are technological and environmental advantages tousing this type of binder instead of Portland cement. In this study, binary systems ...
Biomass ashes to produce an alternative alkaline activator for alkali-activated cements

Soriano Martinez, Lourdes; Font, A.; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan; Tashima, M. M. (Elsevier, 2022-02-01)

[EN] In the last decade, herbaceous and agricultural biomass have been used as an alternative energy source. As consequence, large amounts of residual ashes containing potassium (potassium-rich ashes) have been generated. ...