[HTML][HTML] Fragment prediction of reinforced concrete wall under close-in explosion using Fragment Graph Network (FGN)

Z Wang, Q Li, W Chen, H Hao, L Li - Computers & Structures, 2024 - Elsevier
Reinforced concrete (RC) walls are vulnerable to severe damage under high-intensity, close-
in TNT explosions. Substantial secondary fragments at high ejecting velocities could be …

[HTML][HTML] Effects of structural configuration on perforation/spalling damage and secondary fragment velocity of reinforced concrete slabs subjected to close-in explosion

Z Wang, W Chen, Z Huang, H Hao - Structures, 2024 - Elsevier
Reinforced concrete (RC) slabs are vulnerable to localized damage from close-in TNT
explosions, suffering perforation and extensive spalling damages that generate high-velocity …

[HTML][HTML] Investigation of band-beam slabs subjected to close-in blast loading-Experimental and numerical study

K Wijesooriya, D Mohotti, PLN Fernando… - Journal of Building …, 2024 - Elsevier
Abstract" Band-beam slab" or" slab with a shallow beam" are widely used in contemporary
multi-level building construction and are particularly common in lower levels and …

Failure analysis of Nehbandan granite under various stress states and strain rates using a calibrated Riedel–Hiermaier–Thoma constitutive model

H Rouhani, E Farrokh - Geomechanics and Geophysics for Geo-Energy …, 2024 - Springer
This study presents a comprehensive procedure for determining, calibrating, and validating
the Riedel–Hiermaier–Thoma (RHT) material model parameters for granite. The process …

[HTML][HTML] A probability-based risk assessment of secondary fragments ejected from the reinforced concrete wall under close-in explosions

Z Wang, Q Li, W Chen, H Hao, L Li - Structural Safety, 2025 - Elsevier
Improvised explosive device (IED) poses a significant threat due to its simplicity of
fabrication and deployment. For reinforced concrete (RC) walls, the close-in IED explosions …

Advancing blast fragmentation simulation of RC slabs: A graph neural network approach

Q Li, Z Wang, W Chen, L Li, H Hao - Engineering Structures, 2024 - Elsevier
Accurate prediction of blast-induced fragmentation in reinforced concrete (RC) structures is
pivotal for structural debris hazard assessment in an explosion event. This assessment is …

Fragmentation behavior and velocity formula for secondary fragments from RC slabs during contact explosions

S Guo, X He, F Liu, J Yang, S Sun - Engineering Failure Analysis, 2025 - Elsevier
The failure process of reinforced concrete (RC) slabs under contact explosion is dominated
by localized damages, accompanied by numerous flying fragments. These concrete …

[HTML][HTML] Evaluating Sustainability in Post-Conflict Reconstruction: A Case Study of Blast-Damaged Buildings Without Structural Collapse Risk in Syria

J Rezk, O Pons-Valladares, C Muñoz-Blanc - Buildings, 2025 - mdpi.com
In the context of post-war reconstruction, this study introduces a novel assessment model
tailored for the preliminary management of blast-damaged reinforced concrete buildings …

Numerical Integration Study of Penetration and Blasting Damage for Composite Underground Protective Structure with Reinforcement Layers

X Zhu, C Zhao, L Xu, Y Wang, S Lin, G Zhao - Buildings, 2024 - mdpi.com
In response to the increasing threat of powerful earth-penetrating weapons, underground
protective structures typically employ composite structural systems with reinforced steel …

Blast Analysis–How Can We Model Concrete Subjected to a Contact Charge?

VH Lyngestad, EB Aabrekk - 2024 - oda.oslomet.no
In a world with increasing numbers of conflicts, wars and overall increased tension, the need
for safety design of buildings and structures increases as a result. Accurate numerical model …