Recent Articles

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ISSN: 2214-9147

Mechanistically controlled fabrication of micro-/nanometer-scale spherical HMX for enhanced safety and mechanical performance

A dual-stage morphology engineering strategy that integrates solvent-antisolvent crystallisation with ultrasonic cavitation was developed for the controlled fabrication of micro-/nanometer-scale spherical...

CF-FENet: Coarse-to-Fine Feature Enhancement Network for Space Target Detection,

Space targets detection is critical for safeguarding space assets. However, accurate detection of such targets remains challenging, as they typically manifest as faint spots or streaks that lost inherent...

Prediction Model for Shock Wave Pressure Attenuation of Polymer/Metal Sandwich Structures and Optimization of Their Blast Resistance Performance

To balance the blast resistance of polymer-based multilayer composite structures with the requirements for lightweight and thin-walled design, this study investigates the blast resistance of polyurethane/45#...

Damage effect of multi-effect projectile jet flame on typical electronic devices based on thermo-electro-magneto-mechanical coupling

Aiming at the limitation of the single damage efficiency of traditional damage elements, a new type of multi-effect projectile with integrated damage effects of penetration, deflagration and multi-physical...

Study on load characteristics and crown displacement deformation prediction of arched tunnels under multi-point explosion

Multi-point simultaneous detonation typically involves the interaction of multiple shock waves, which leads to the formation of complex shock wave systems and presents significant risks to the safety...

Improved tensile fatigue properties and microscopic strengthening mechanism of TC6 titanium alloy via electropulsing-assisted laser shock peening

TC6 titanium alloy, a typical metal material for manufacturing high- performance equipment components, is nevertheless prone to fatigue failure under prolonged extreme service conditions. Laser shock...

Aging effects on HMTD: From sensitivity and performance loss to field detection

Improvised peroxide explosive hexamethylene triperoxide diamine (HMTD) continues to pose a significant threat in both civilian and defence-related security contexts, yet the long-term behaviour of this...

Cross-domain generation of visible-infrared aerial images based on distribution consistency enhancement

Aerial infrared images are widely applied in the military field with excellent visibility under low-light and smoky conditions. They effectively compensate for the limitations of visible light in adverse...

Modeling target scattering in thermocline ocean waveguides with trapped-mode effects

Target scattering in stratified ocean waveguides with a thermocline is strongly influenced by the presence of trapped modes, which cannot be represented by the plane-wave assumption used in the Single...

Study on the influence of buttstock elasticity on the firing stability of an automatic rifle

This paper investigates the influence of gun stock elasticity on the firing stability of a handheld automatic weapon during burst firing. The mechanical characteristics of the stock, including axial...

Thermal pre-activating of Al/Ni energetic composites for enhanced catalytic decomposition of ammonium perchlorate

The dynamic transformation of catalysts under thermal stimuli presents a promising yet underexplored strategy for modulating solid propellant reactions. This study proposes a thermal pretreatment protocol...

Mechanism of Rotational Adsorption Effect in Hollow Tungsten NPA Welding under Dual Magnetic-Gas Control

Aiming at the unresolved formation mechanism and the lack of quantitative control strategy for the negative-pressure arc in Supplying Gas Hollow Tungsten Negative-Pressure Arc (NPA-SHT) welding, this...

Deciphering the structure-reactivity link in oxidation and energy release of atomized aluminum-silicon alloys

The regulation and characteristics of energy release in aluminum-based alloys have long been a focus of research in related fields. The combination of silicon and aluminum enables precise energy regulation...

Zr-Ni-Ti energetic structural materials with superior strength-ductility synergy and energy release via eutectic design

Metallic energetic structural materials (ESMs) have long suffered from a fundamental trade-off between mechanical properties, processability and energy release characteristics that hinders large-scale...

Mechanochemistry-Governed Response Kinetics in Insensitive TATB under Shock: Insights from Non-Equilibrium Reactive Molecular Dynamics

The evolution of shear bands in TATB, as a benchmark of insensitive high explosives, is critical for understanding its mechanochemical coupling behaviors under extreme shock loading. However, capturing...

A hierarchical hybrid action reinforcement learning framework for beyond-visual-range air combat decision-making

Beyond-Visual-Range (BVR) air combat is the dominant paradigm of future aerial warfare, characterized by intense adversarial dynamics and extended engagement horizons. However, existing research is...

An Inverse Design Framework for Solid Propellant Grain Based on Multi-Topology Modeling

Inverse design of solid propellant grains seeks geometries that reproduce prescribed internal-ballistic pressure–time profiles to enable rapid design iteration under complex performance requirements....

A computational framework for damage assessment: Modeling and identification of blast-generated concrete fragments

This study proposes a computational framework for the high-fidelity analysis and damage assessment of concrete fragment fields under blast loading. The framework unifies physical simulation with machine...

Closed-Loop Arctic Husky Optimizer Algorithm for Synergistic Path and Process Optimization in High-Power Laser Cleaning for Defence Applications

While high-power laser cleaning has emerged as a premier green technology for maintaining military asset readiness, existing automated approaches often compromise structural integrity by treating contamination...

A critical review of mechanical performance, non-destructive damage monitoring, and AI-driven prediction for sustainable hybrid polymer composites

In recent years, researchers have been concerned with hybrid laminated polymer composites reinforced with natural fibers (NF) and synthetic fibers (SF). NF/SF hybrid laminated composites (HLCs) offer...

Enhancing ignition and thermal oxidation performances of boron powder via tungsten surface activation layers fabricated by atomic layer deposition

Boron (B) powder has outstanding theoretical gravimetric and volumetric calorific values, with broad application potential in fuel-rich propellants and powder ramjet engines. However, ignition difficulty...

Double densification effects of a new enhanced auxetic steel system on mitigating severe explosions

Auxetic steel systems have been demonstrated to be effective in resisting blast loading demands due to their higher energy absorption, enhanced indentation resistance and higher shear strength compared...

Porosity-controlled gas transport and ignition in slow cookoff of a polymer-bonded explosive

To investigate the effects of gas transport on ignition response of polymer-bonded explosives (PBXs) during slow cookoff, this study develops a thermo-mechanically coupled pyrolytic gas transport porous...

Autonomous thermite-recycled cobalt nanoreactors on aluminum: Synergistic interfacial redox loops for ultrafast thermal decomposition and combustion of various energetic materials

The efficient energy release of oxidizers and aluminum (Al) is of great significance in the field of high-energy propellants. Typically, the energy release efficiency of composite energetic materials...

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