Search Results - "Barros, A O"

A Comprehensive Approach for Designing Low Carbon Wood Bio-Concretes by da Gloria, M'hamed Y R, Caldas, Lucas R, Barros, Joaquim A O, Toledo Filho, Romildo D

“…This paper presents a method for designing low carbon bio-based building materials, also named bio-concretes, produced with wood wastes in shavings form (WS)…”
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Development of Sustainable and Innovative Manhole Covers in Fibre-Reinforced Concrete and GFRP Grating by Barros, Joaquim A. O., Soltanzadeh, Fatemeh, de Sousa, Christoph, Vera, Mónica O.

“…In several countries, manhole covers made of steel are being stolen, with significant economic losses for private and public entities, and even causing…”
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Global Resistance Methods for the Design of Fiber-Reinforced Concrete (FRC) Beams with Material Nonlinear Finite Element Analysis by Shahrbijari, Kamyar B., Barros, Joaquim A. O., Valente, Isabel B.

“…This article explores the application of the global resistance methods (GRMs) on the design of hybrid glass fiber-reinforced polymer (GFRP) and steel…”
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Relation between Shear Stresses and Flexural Tensile Stresses from Standardized Tests of Extracted Prismatic Specimens of an SFRC Bridge Girder by Quiroga Flores, Alfredo, Mendes de Andrade, Rodolfo Giacomim, Pfeil, Michèle Schubert, Barros, Joaquim A O, Battista, Ronaldo Carvalho, Oliveira de Araújo, Olga Maria, Tadeu Lopes, Ricardo, Toledo Filho, Romildo Dias

“…Experimental research on the direct shear behavior of fiber-reinforced concrete is often carried out using prisms molded with specific dimensions for a…”
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Toughness of Natural Hydraulic Lime Fibre-Reinforced Mortars for Masonry Strengthening Overlay Systems by Almeida, João A. P. P., Barros, Joaquim A. O., Pereira, Eduardo N. B.

“…Masonry structures are susceptible to damage and collapse due to seismic actions, a problem in many urban areas. To address this issue, researchers are…”
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Semicircular Coastal Defence Structures: Impact of Gap Spacing on Shoreline Dynamics during Storm Events by Vieira, Bárbara F. V., Pinho, José L. S., Barros, Joaquim A. O.

“…Coastal erosion poses significant challenges to shoreline management, exacerbated by rising sea levels and changing climate patterns. This study investigates…”
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Multiobjective Optimization of an Unbiased Model for Externally Bonded CFRP System Contributions to Shear Resistance in RC Beams by Mohammadi, Amirhossein, Barros, Joaquim A. O., Sena-Cruz, José

“…Abstract Predicting the shear resistance of reinforced concrete (RC) beams strengthened with externally bonded reinforcement using carbon fiber–reinforced…”
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New Hybrid FRP Strengthening Technique for Rectangular RC Columns Subjected to Eccentric Compressive Loading by Janwaen, Worajak, Barros, Joaquim A. O, Costa, Inês G

“…Abstract In this study, a new hybrid technique for the strengthening of rectangular reinforced concrete (RC) columns under eccentric compressive loading is…”
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Plastic-damage smeared crack model to simulate the behaviour of structures made by cement based materials by Edalat Behbahani, A., Barros, J.A.O., Ventura-Gouveia, A.

“…This work proposes a constitutive model to simulate nonlinear behaviour of cement based materials subjected to different loading paths. The model incorporates…”
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Experimental and Analytical Study of the High-Strain Rate Flexural Behavior of SFRC by Bakhshi, Mohammad, Valente, Isabel B., Ramezansefat, Honeyeh, Barros, Joaquim A. O., Pereira, Eduardo N. B., Peixinho, Nuno R. M.

“…Steel fiber-reinforced concrete (SFRC) with hooked-end steel fibers was created for use in urban furniture to protect against blast and impact loads. Due to…”
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An integrated approach for modelling the tensile behaviour of steel fibre reinforced self-compacting concrete by Cunha, V.M.C.F., Barros, J.A.O., Sena-Cruz, J.M.

“…The present work resumes the experimental and numerical research carried out for the development of a numerical tool able of simulating the tensile behaviour…”
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Design formula to evaluate the NSM FRP strips shear strength contribution to a RC beam by Bianco, Vincenzo, Monti, Giorgio, Barros, J.A.O.

“…This paper presents the closing step of a synthesis process aiming at deriving, from a previously developed more complex model, a simple design formula to…”
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Direct assessment of tensile stress-crack opening behavior of Strain Hardening Cementitious Composites (SHCC) by Pereira, Eduardo B., Fischer, Gregor, Barros, Joaquim A.O.

“…The process of designing Strain Hardening Cementitious Composites (SHCC) is driven by the need to achieve certain performance parameters in tension. These are…”
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Design Approach to Determine Shear Capacity of Reinforced Concrete Beams Shear Strengthened with NSM Systems by Baghi, Hadi, Barros, Joaquim A. O

“…AbstractThis paper presents a design approach to predict the shear capacity of RC beams strengthened with fiber reinforced polymer (FRP) laminates/rods applied…”
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Spectroscopic Characterization of Eoholocene Bones Found in a Cave in Northeast Brazil by da Silva, João Hermínio, Gusmão, Suziete B. S., Bezerra, F. I., Freire, Paulo de Tarso Cavalcante, Barros, O. A., Viana, M. S. S., Oliveira, P. V., Viana, Bartolomeu C.

“…The preservation of fossils depends on several interactions of organic and inorganic chemical processes. The hard parts, which are more suitable for…”
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Shear Properties of the Strain Hardening Cementitious Composite Material by Baghi, Hadi, Barros, Joaquim A. O

“…AbstractRecently, strain hardening cementitious composite (SHCC) material has been used for the shear strengthening and the structural rehabilitation of…”
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FEM-Based Numerical Strategy for Analysis of Composite Modular Floor Prototype for Emergency Housing Applications by Abdolpour, Hassan, Garzón-Roca, Julio, Sena-Cruz, José M, Barros, Joaquim A. O, Valente, Isabel B

“…AbstractThis paper presents a numerical modeling strategy based on the finite-element method (FEM) for the analysis of a temporary residential floor prototype…”
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A finite element model with discrete embedded elements for fibre reinforced composites by Cunha, Vítor M.C.F., Barros, Joaquim A.O., Sena-Cruz, José M.

“…► In this work the fibre reinforced composite, FRC, is assumed as a two phase material. ► The behaviour of FRC is modelled based upon the fibres’…”
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Modelling the influence of age of steel fibre reinforced self-compacting concrete on its compressive behaviour by Cunha, Vitor M. C. F., Barros, Joaquim A. O., Sena-Cruz, José

“…Steel fibre reinforced self-compacting concrete (SFRSCC) can combine the benefits of self-consolidating concrete technology with those derived from adding…”
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Shear Strengthening of Reinforced Concrete T-Beams with Hybrid Composite Plate by Baghi, Hadi, Barros, Joaquim A. O

“…AbstractThis paper aims to evaluate the effectiveness of hybrid composite plates (HCPs) technique for the shear strengthening of the reinforced concrete (RC) T…”
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