Coupled elasto-softening contact models in DEM to predict the in-plane response of masonry walls

B Pulatsu - Computational Particle Mechanics, 2023 - Springer
This study explores the effect of the local fracture mechanisms of unreinforced masonry
(URM) walls on their macro-behavior through different contact models implemented within …

Enhancement effect of polyurea coating on the impact resistance of aluminum foam

H Guo, F Song, M Sun, Y Chen - Journal of Applied Polymer …, 2023 - Wiley Online Library
A polyurea coating was prepared to enhance the impact protection performance of
aluminum foam, and its mechanical properties were analyzed. Polyurea‐coated aluminum …

Enhancing the protective performance of anti-impact, corrosion resistant and flame retardant polyurea coatings using bio-based supramolecular decorated …

S Han, S Li, X Zhang, D Liu, S Guo, B Wang… - … and Building Materials, 2024 - Elsevier
Developing bio-based nano-additives for enhancing mechanical strength, corrosion
resistance, and flame retardancy in polyurea (PUA) coatings at low loading levels is crucial …

[HTML][HTML] Seismic fragility analysis and reliability evaluation for ancient stone pagoda using distinct element method

SN Tra, SH Kim, J Shin, DH Lee, HJ Park, K Lee - Results in Engineering, 2024 - Elsevier
This study presents an application of performance-based assessment to establish fragility
functions and evaluate the seismic reliability of an ancient stone pagoda in Korea. The …

Experimental and DEM numerical analyses of the flexural and diagonal compression behavior of masonry reinforced with polyurea coating

NH Cuong, NV Luat, L Gayoon, H An, SW Han, K Lee - Structures, 2023 - Elsevier
The brick masonry specimens in this paper were strengthened with polyurea reinforcement
before flexural and diagonal compression tests. The influence of one-sided and double …