Soares, I.; Ferreira, J.; Silva, H. M.; Rodrigues, M. P.(Elsevier, 2024-07)
Fire is one of the most damaging deterioration agents in a short time of action. It can cause considerable damage, leading to the loss of lives and possessions. Concerning fire safety recommendations, buildings must be ...
Hasan, T.; Correia, J. R.; Garrido, M.; Soares, F.; Cabral-Fonseca, S.; Jorge, M.; J. SENA-CRUZ(Elsevier, 2024-11)
This paper presents an experimental study about the effects of freeze-thaw cycles (FTC) on the mechanical and thermomechanical properties of glass-fibre reinforced polymer composite laminates produced by vacuum infusion ...
R. CRUZ; L. CORREIA; Cabral-Fonseca, S.; J. SENA-CRUZ(LNEC, 2022-03)
A durabilidade das estruturas de betão armado reforçadas com polímeros reforçados com fibras de carbono (CFRP) tem vindo a ser estudada essencialmente através de protocolos de envelhecimento acelerado em laboratório, ...
R. CRUZ; L. CORREIA; Cabral-Fonseca, S.; J. SENA-CRUZ(Elsevier, 2023-03-27)
The durability of bond between carbon fibre-reinforced polymer (CFRP) laminates and concrete with the
externally bonded reinforcement (EBR) technique was investigated under real-time field exposure (RTFE) and
accelerated ...
R. CRUZ; L. CORREIA; Cabral-Fonseca, S.; J. SENA-CRUZ(ASCE, 2022-09-12)
This investigation addresses the durability of the adhesive bond between near-surface-mounted (NSM) carbon fiber-reinforced polymer (CFRP) strips and concrete, under real-time field conditioning and laboratory-accelerated ...
Garrido, M.; Sousa, J.; Correia, J. R.; Cabral-Fonseca, S.(Elsevier, 2022-02-17)
This paper presents long-term prediction models for the mechanical property retention of pultruded GFRP materials, with either isophthalic unsaturated polyester or vinyl ester resin, derived from a set of experimental
results ...
R. CRUZ; L. CORREIA; Cabral-Fonseca, S.; J. SENA-CRUZ(Elsevier, 2021-07-25)
This paper addresses the viscoelastic behaviour of a commercially available cold-curing structural epoxy adhesive, under different preparation, curing and hygrothermal conditions. The main parameters studied were the ...
R. CRUZ; L. CORREIA; Cabral-Fonseca, S.; J. SENA-CRUZ(MDPI, 2021-03-21)
This work addresses the durability of structural epoxy adhesives and carbon fibre reinforced
polymer (CFRP) laminates typically used in strengthening of existing reinforced concrete structures
exposed to natural ageing. ...
Sousa, J.; Garrido, M.; Correia, J. R.; Cabral-Fonseca, S.(Elsevier, 2020-11-06)
The durability of pultruded GFRP composites is critical to their performance in civil engineering applications, for
which comprehensive and validated data is limited. To address this issue, this study presents an ...
No presente relatório apresentam-se os dados meteorológicos do ano de 2020 recolhidos na estação
meteorológica existente no Núcleo de Materiais Orgânicos do Departamento de Materiais do LNEC, em Lisboa
No presente relatório apresentam-se os dados meteorológicos do ano de 2019 recolhidos na estação
meteorológica existente no Núcleo de Materiais Orgânicos do Departamento de Materiais do LNEC, em Lisboa
No presente relatório apresentam-se os dados meteorológicos do ano de 2018 recolhidos na estação
meteorológica existente no Núcleo de Materiais Orgânicos do Departamento de Materiais do LNEC, em Lisboa.
No presente relatório apresentam-se os dados meteorológicos do ano de 2017 recolhidos na estação meteorológica existente no Núcleo de Materiais Orgânicos do Departamento de Materiais do LNEC, em Lisboa.
Silva, H. M.; Cabral-Fonseca, S.; Rodrigues, M. P.(2021-08)
No presente relatório descrevem-se os procedimentos adotados pelo LNEC, no âmbito do estudo a efetuar para a concessão de um Documento de Aplicação (DA), relativo a revestimentos por pintura elastoméricos para rebocos de ...
Sousa, J.; Garrido, M.; Correia, J. R.; Cabral-Fonseca, S.(Elsevier Ltd, 2020-11-06)
The durability of pultruded GFRP composites is critical to their performance in civil engineering applications, for which comprehensive and validated data is limited. To address this issue, this study presents an extensive ...
Castelo, A.; Correia, J. R.; Cabral-Fonseca, S.; Brito, J.(ASCE, 2020-05-07)
Fibre reinforced polymer (FRP) composites are being increasingly used in the construction sector, especially in corrosion-prone applications. However, there is still a lack of knowledge about their long-term behaviour under ...
Sousa, J.; Correia, J. R.; J. GONILHA; Cabral-Fonseca, S.; J.P. FIRMO; Keller, T.(Elsevier Ltd, 2018-09-23)
This paper presents an experimental and numerical study about the durability of adhesively bonded joints between pultruded glass fibre reinforced polymer (GFRP) adherends for civil engineering applications. Single lap joint ...
Sousa, J.; Correia, J. R.; Firmo, João P.; Cabral-Fonseca, S.; J. GONILHA(Elsevier Ltd, 2018-02-27)
This paper presents an experimental study about the effects of thermal cycles on adhesively bonded joints between pultruded glass fibre reinforced polyester (GFRP) adherends used in civil engineering structural applications. ...
In the past few decades, the construction industry has been increasingly using fibre reinforced polymer (FRP) materials, due to their advantages in comparison with traditional materials, especially in aggressive environments. ...
Sousa, J.; Correia, J. R.; Cabral-Fonseca, S.(Elsevier Ltd, 2018-04-27)
This paper presents an experimental study about the effects of hygrothermal and outdoor ageing on a polyurethane (PUR) adhesive used in civil engineering applications. Small scale adhesive coupons were exposed to different ...