• Stability analysis of concrete dam foundations following a hybrid discrete element/finite element approach 

  Azevedo, N. (LABORATÓRIO NACIONAL DE ENGENHARIA CIVIL, I. P., 2025-04)

  In concrete dam foundations, failure mechanisms are primarily influenced by natural rock discontinuities, the dam-foundation interface, or weaker strata. Instability can manifest beneath the dam, within the abutments, or ...
• Numerical modeling of reinforcement solutions in traditional stone masonry using a particle model 

  Azevedo, N.; Cismasiu, I.; Pinho, F.; Neves, F. (MDP, 2025-03)

  Traditional stone masonry walls are structural elements in most historic build- ings. To preserve them and improve their ability to withstand extreme events, such as earthquakes, it is necessary to implement effective ...
• A contact-based constitutive model for the numerical analysis of masonry structures using the distinct element method 

  Oktiovan, Y.; Messali, F.; Pulatsu, B.; Lemos, J. V.; Rots, J. (Elsevier, 2024)

  This study presents a robust contact constitutive model in the distinct element method (DEM) framework for simulating the mechanical behavior of masonry structures. The model is developed within the block-based modeling ...
• Quantification of the crack propagation and global failure mechanism of single- and multi-ring masonry arch bridges 

  Liu, B.; Sarhosis, V.; Lemos, J. V. (Elsevier, 2024)

  This paper presents the development of a novel crack-based damage quantification method to assess the damage accumulation in masonry arch bridges subjected to externally applied loading. Initially, a damage index was ...
• Exploring the Cyclic Behaviour of URM Walls with and without Damp-Proof Course (DPC) Membranes through Discrete Element Method 

  Pulatsu, B.; Wilson, R.; Lemos, J. V.; Mojsilovic. N. (MDPI, 2024)

  The unreinforced masonry (URM) walls are the common load-bearing structural elements in most existing buildings, consisting of masonry units (bricks) and mortar joints. They indicate a highly nonlinear and complex behaviour ...
• Collapse of the Dharahara Tower During the April 25, 2015 Nepal Earthquake: A New Interpretation Based on Video-Camera Footage 

  Lemos, J. V.; Oliveira, C.S.; Rupakhety, R. (Taylor&Francis, 2024)

  Among the various important monuments impacted by the April 25, 2015 Mw7.8 Nepal earthquake, the Dharahara Tower located in Kathmandu suffered complete collapse. The collapse of the tower, a slender 60-meter-high old brick ...
• Damping models for dynamic analysis of masonry vaults with discrete elements 

  Lemos, J. V. (Inderscience, 2024)

  Discrete element block models provide a suitable tool for the numerical analysis of masonry structures, particularly apt to represent the nonlinear response governed by shearing and separation along the structure’s joints ...
• Seismic performance assessment of Bouçã arch dam. Non-linear analysis considering joint movements and concrete damage under tension and compression 

  Oliveira, S.; Alegre, A.; Serra, C.; Conde Silva, J.; Mendes, P. (ECCOMAS2024, 2024)
• State-space FE approach for modal analysis of concrete dams. Deterioration assessment of Cahora Bassa dam 

  Oliveira, S.; Alegre, A.; Mendes, P.; Proença, J.; Carvalho, E.; Matsinhe, B. (EWG2024, 2024)
• Non-linear seismic response of an ultra-high arch dam. ETA based safety assessment 

  Alegre, A.; Oliveira, S.; Mendes, P.; Proença, J. (WCEE, 2024)
• The Role of Situatedness in Immersive Dam Visualization: Comparing Proxied with Immediate Approaches 

  Trindade,N.V.; Oliveira, S.; Ferreira, A.; Gonçalves, D. (Computers, 2024-01)
• Resposta sísmica não-linear de uma barragem abóbada com 300 m de altura. Avaliação da segurança estrutural. (SBP e SMP) para diferentes cotas de água 

  Oliveira, S.; Alegre, A.; Mendes, P. (RPEE, 2024-11)
• Numerical modelling of experimental uniaxial and compression-shear tests on traditional stone masonry specimens, using 2D particle models 

  Delignière, Dóris; Pinho, F.; Azevedo, N.; Cismasiu, I. (University of Cantabria & University of Oviedo, 2024-05)

  Stone masonry walls are the main structural elements of many historic buildings. Their restoration and preservation are a major concern given the increasing interest in the rehabilitation of built historical heritage and ...
• Insights about modelling environmental spatiotemporal actions in thermal analysis of concrete dams: A case study. 

  Leitão, N. S.; Oliveira, S. (MDPI, 2023)
• Mineral aggregates representation in discrete numerical model of bituminous mixture 

  Micaelo, R.; Azevedo, N.; Câmara, G. (Springer, 2024-07)

  Micromechanical modelling through the Discrete Element Method (DEM) is adopted for the study of bituminous materials given its capability to replicate complex microstructures behaviour. Typically, DEM models of bituminous ...
• 3D dem simulation of the post-healed behavior of asphalt mixtures with encapsulated rejuvenators 

  Câmara, G.; Micaelo, R.; Azevedo, N. (Springer, 2024-07)

  The integration of healing capsules into asphalt mixtures has demonstrated promising advancements in their intrinsic self-healing properties. However, the efficacy of this technology still requires further investigation. ...
• Modelação de muretes de alvenaria de pedra tradicional em compressão-corte utilizando modelos de partículas 2D: Cargas monotónicas e cíclicas 

  Azevedo, N.; Cismasiu, I.; Pinho, F. (Universidade do Minho (UMinho), 2024-04)

  A avaliação estrutural das paredes de alvenaria de pedra tradicional é uma tarefa complexa devido à heterogeneidade e incerteza nas propriedades dos materiais constituintes, argamassa e pedra, e à variabilidade do ...
• Rock engineering design in tomorrow’s geotechnical toolbox: Eurocode and the basis of structural and geotechnical design (the second generation of EN 1990 and EN 1997) 

  Lamas, L.; Burbaum, U.; Estaire, J.; Harrison, J.; Nuijten, G.; Pereira, R. (Ernst & Sohn, 2023-10)

  he current first generation of Eurocodes is a suite of ten Euro-pean standards for the design of buildings and civil engineeringworks, whose implementation started in 2010. EN 1990 sets thebasis of structural design, with ...
• Modelação numérica do comportamento dinâmico observado da barragem do Baixo Sabor 

  Gomes, J. P.; Lemos, J. V.; Pereira, S.; Magalhães, F.; Cunha, A. (LNEC, APEE, GPBE, SPES, 2023-07)

  A conjugação entre os modelos numéricos e os resultados observados do comportamento das obras é uma ferramenta fundamental no apoio ao controle de segurança de grandes obras. A barragem do Baixo Sabor possui um sistema de ...
• MODELAÇÃO NUMÉRICA E MONITORIZAÇÃO DO COMPORTAMENTO DINÂMICO DA BARRAGEM DO BAIXO SABOR 

  Gomes, J. P.; Lemos, J. V.; Pereira, S.; Magalhães, F.; Cunha, A. (Comissão das Grandes Barragens do Brasil, 2023-08)

  A avaliação da resposta dinâmica das obras e o acompanhamento da evolução do seu comportamento durante as várias fases da vida é muito importante, estando inserida nas atividades do controle de segurança estrutural. A ...

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