A practical formula for penetration depth of rigid projectiles into rock and concrete considering the non-scaling effect
November 2025
The non-scaling effect on the penetration depth of rigid projectiles is an important issue that must be considered when extending the results of scaled experiments to prototype scenes. In this study,...
Mechanical and impact behaviour of titanium-based fiber metal laminates reinforced with kevlar and jute fibers under various stacking configurations
November 2025
The mechanical behaviour of Titanium-based Fiber Metal Laminates (FMLs) reinforced with Kevlar, Jute and the novel woven (Kevlar+Jute) fiber mat were evaluated through tensile, flexural, Charpy impact,...
Damage assessment and fragility curve development for vehicle tires using shock tube experiments
November 2025
This study presents a fragility curve to assess explosively induced damage to military vehicle tires based on shock tube experiments. To replicate lateral damage scenarios that may occur in real battlefield...
Investigation of penetration characteristics of shaped charge jet impacting behind-armor liquid-filled containers
November 2025
The impact of high-velocity penetrators into liquid-filled containers can generate hydrodynamic ram effects, potentially causing catastrophic structural damage to the container. Previous studies have...
Topological considerations for reinforced concrete modular protection systems against near-field overpressure generated by close-in detonations
November 2025
With the increasing demand for secure infrastructure such as hydrogen refueling stations, chemical plants, and energy storage systems, the need for protective structures capable of withstanding close-in...
A position distribution measurement method and mathematical modeling of two projectiles simultaneous hitting target based on three photoelectric encoder detection screens
November 2025
To solve the problem of identification and measurement of two projectiles hitting the target at the same time, this paper proposes a projectile coordinate test method combining three photoelectric encoder...
Gram-scale synthesis of simple cubic phase black phosphorus via shock-induced phase transformation: Mechanistic insights and process-dependent phase control
November 2025
Simple cubic black phosphorus (BP) has been recognized as a strategic material due to its exceptional structural stability under extreme conditions. In this investigation, simple cubic BP was successfully...
Cross-platform mission planning for UAVs under carrier delivery mode
November 2025
As battlefield scale enlarges, cross-platform collaborative combat provides an appealing paradigm for modern warfare. Complicated constraints and vast solution space pose great challenge for reasonable...
Temperature-effect incorporated damage assessment methodology for beam-slab composite structures subjected to long-duration blast loads
November 2025
Aiming at addressing the issues of unclear dynamic response mechanisms and insufficient quantification of temperature coupling effects in building structures under long-duration blast loads, this study...
Investigation of flight stability for fixed canard dual-spin projectile via CFD/RBD coupled method
November 2025
In this paper, a high-fidelity computational fluid dynamics (CFD) and rigid body dynamics (RBD) coupled platform for virtual flight simulation is developed to investigate the flight stability of fixed...
Microstructural evolution of dynamic recrystallization in 30CrNiMoVW steel during hot Compression: Constitutive modeling, kinetic model optimization, and multiscale FEM coupled CA simulation
November 2025
Process of dynamic recrystallization (DRX) plays a crucial role in altering the microstructure and enhancing the mechanical characteristics of CrNiMoVW steel. However, its initiation mechanism, deformation...
Analysis of a bio-inspired constant-force buffering device with dual coupling beams
November 2025
Achieving vibration isolation, lightweight design, and reusability under impact remains a critical challenge for thin-walled structures. When the goat skull is subjected to impact, both the outer wall...
Bridging Al-PTFE enhances energy output and mechanical properties of LLM-105
November 2025
The energy release of energetic composites is severely limited by the inert alumina (Al2O3) layer on the surface of aluminum (Al). Polytetrafluoroethylene (PTFE) could eliminate Al2O3 layer due to its...
Stress waves in concrete targets induced by hypervelocity projectile penetration: an experimental and numerical investigation
November 2025
With the application of hypervelocity weapons in warfare, comprehensively evaluating their destructive effects is of particular interest for protective engineering. Existing studies mostly focused on...
CFD–FEM analysis of ice-impact effect on the water-exit cavity and hydrodynamic characteristics of a ventilated vehicle
November 2025
Understanding the evolution mechanisms of water-exit cavities and flow fields evolve during high-intensity interactions between vehicles and floating ice is critical for advancing the application of...
Distributed adaptive coalition task allocation based on reachable region online prediction for munition swarm
November 2025
Task allocation for munition swarms is constrained by reachable region limitations and real-time requirements. This paper proposes a reachable region guided distributed coalition formation game (RRG-DCF)...
Experimental and numerical analysis of near-field detonation products and shock wave characteristics for cylindrical charge
November 2025
Predictions of extreme near-field blast wave for cylindrical charge is crucial for designing sympathetic detonation protection structures, yet the quantitative analysis of detonation products and shock...
Enhanced XGBoost algorithm with multi-objective optimization for blast-induced response forecasting of RC slabs
November 2025
Amid increasingly frequent military conflicts and explosion events, accurately predicting the dynamic response of reinforced concrete (RC) slabs, key load-bearing components in building structures,...
Interfacial stability effect of PDA@PVDF dual-coating on CL-20: Synergistically suppressed polymorphic transition and solubility
Available online 21 November 2025
Hexanitrohexaazaisowurtzitane (CL-20) is a high-energy explosive widely used in composite explosives and propellants, but its application is severely limited by thermally induced ε-to-γ polymorphic...
Constructing CL-20/AP energetic composites with both high energetic properties and safety performances through the spray drying method
Available online 21 November 2025
It is highly desired but still full of challenges to design powerful yet safe energetic materials employed in explosive and propellant systems. Herein, in order to improve the security capability and...
Identification of underwater suction vortex at the inlet of a ship’s waterjet propulsion pump device via volumetric three-component velocimetry (V3V)
Available online 21 November 2025
Waterjet propulsion systems, as the predominant form of propulsion for high-performance vessels, are widely employed in military ships across various navies. However, when operating in shallow water...
Machine learning driven impact fracture understanding and end-to-end design of energetic multi-principal-element alloys
Available online 20 November 2025
Energetic multi-principal-element alloys (EMPEAs) have garnered considerable attention for their reactive characteristics and compositional flexibility in pyrotechnic applications. However, the complex...
Research and development on explosively driven cylindrical shells: An overview
Available online 20 November 2025
The fracture behavior and mechanisms of metal cylindrical shells subjected to internal explosive loading have always been key issues in weapon development and structural protection. This review examines...
Mechanochemical perspective beyond thermochemical models: Desensitization mechanisms of CL-20 host-guest systems under shock loading
Available online 20 November 2025
Experimental host-guest strategies improve the safety of the high-energy explosive CL-20 without compromising its energy output. However, the molecular mechanism underlying this improvement remains...
Exploring the bending behavior of 3D star-shaped auxetic metamaterials for morphing airfoil applications
Available online 14 November 2025
This study comprehensively investigates the bending behavior of 3D star-shaped auxetic (3D-SAU) metamaterials, which exhibits a distinctive negative Poisson's ratio (NPR) effect along three orthogonal...