Cement-based materials: Pozzolanic activities of mineral additions are compromised by the presence of reactive oxides

R Berenguer, N Lima, L Pinto, E Monteiro… - Journal of Building …, 2021 - Elsevier
Presence of reactive oxides, such as sodium, potassium, and magnesium oxides,
compromise the pozzolanic activities of mineral additions to cement-based materials. That is …

A chemical approach to the adhesion ability of cement-based mortars with metakaolin applied to solid substrates

NB Lima, D Silva, P Vilemen, HCB Nascimento… - Journal of Building …, 2023 - Elsevier
Chemical interactions in cement-based materials affect important properties, such as
mechanical performance. In this sense, a simple theoretical model based on the strength of …

The role of hydrogen bonds on the mechanical properties of cement-based mortars applied to concrete surfaces

RA Berenguer, NB Lima, VME Lima… - Cement and Concrete …, 2021 - Elsevier
Hydrogen bonds are important chemical interactions that influence several properties, such
as the adhesion ability of cement-based mortars applied to concrete substrates. In this …

Concrete paving blocks: Structural, thermodynamic, fluorescence, optical and mechanical properties

AML Estolano, NB Lima, RVA Junior… - Journal of Molecular …, 2019 - Elsevier
A chemical rationalization of the structural, thermodynamic, optical, fluorescence, and
mechanical properties of concrete paving blocks was advanced. The results revealed that …

Thermodynamic, microstructural and chemometric analyses of the reuse of sugarcane ashes in cement manufacturing

R Berenguer, N Lima, F Cruz, L Pinto… - Journal of Environmental …, 2021 - Elsevier
Thermodynamic, microstructural, chemometrics, and analyses of mechanical properties of
cement-based materials are performed with the addition of agro-industrial residues, which …

Química de materiais de construção: novas perspectivas de propriedades micro e macroscópicas de concretos

RA BERENGUER - 2021 - bdtd.ibict.br
Esta pesquisa, foi dividida em duas partes:(i) uma interpretação Química das atividades
pozolânicas das adições minerais;(ii) uma perspectiva Química nas propriedades de …

[引用][C] Mecanismo de aderência para argamassas de emboço com metacaulim aplicadas em blocos de concreto

NB LIMA - 2023 - Universidade Federal de …