Study on the influence of buttstock elasticity on the firing stability of an automatic rifle
Available online 14 May 2026
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
Available online 11 May 2026
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
Available online 9 May 2026
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
Available online 7 May 2026
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
Available online 7 May 2026
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
Available online 7 May 2026
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
Available online 6 May 2026
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
Available online 6 May 2026
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
Available online 4 May 2026
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
Available online 2 May 2026
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
Available online 2 May 2026
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
Available online 2 May 2026
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...
Multi-UAV adversarial decision-making under incomplete strategies: A distributionally robust optimization approach
Available online 30 April 2026
This paper addresses the critical challenge of adversarial decision-making in multi-UAV systems under the condition of incomplete information about the strategies of opponents. While existing methods...
Toward GPS-independent ground vehicle control: visual navigation and traversability-aware planning in unstructured environments
Available online 30 April 2026
This paper presents a novel global positioning system (GPS)-independent visual navigation and motion control framework for unmanned ground vehicles operating in unstructured environments. While autonomous...
Historical data-driven identifier-based optimized integrated guidance and control with impact angle and fov constraints
Available online 30 April 2026
This paper proposes an impact-angle-constrained integrated guidance and control (IGC) scheme for a strapdown missile intercepting maneuvering target under the seeker field-of-view (FOV) constraint....
Coupled effects of strong wind and heavy rain on aerodynamic performance for a subsonic flight vehicle
Available online 30 April 2026
Subsonic flight vehicle operating for extended durations in the low-level troposphere are susceptible to disturbances induced by severe meteorological conditions (e.g., strong wind and heavy rain),...
Double densification effects of a new enhanced auxetic steel system on mitigating severe explosions
April 2026
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...
Enhanced exploration for multi-UAV cooperative roundup: An I2C-MATD3 reinforcement learning framework
April 2026
With the increasing maturity of multi-UAV technology and its broad applications in scenarios such as UAV roundup tasks, this paper proposes a novel approach to enhance interception efficiency and system...
Enhancing the accuracy of spaceborne GNSS-R sea surface altimetry using a feature-enhanced multiple base learners ensemble retracking model
April 2026
Sea surface altimetry is critical for ocean dynamics research, including global marine gravity field inversion, sea level change monitoring, and seafloor topography detection, all of which are vital...
Numerical analysis of size-dependent thermoviscoelastic responses in microplate resonators using advanced MGT modeling including nonlocal thermal length-scale
April 2026
This study investigates the thermoviscoelastic behavior of Kirchhoff circular microplates by integrating the nonlocal Moore-Gibson-Thompson (MGT) thermoelastic model with the modified couple stress...
Porosity-controlled gas transport and ignition in slow cookoff of a polymer-bonded explosive
April 2026
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
April 2026
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...
A novel flexible operation mode and mission planning method for shipborne helicopter groups
April 2026
To address efficient operation scheduling of shipboard helicopter groups under multi-mission demands and limited deck space, a novel Flexible Operation Mode (FOM) was proposed. Mission grouping, deck...
A kirigami-based strain-insensitive stretchable metastructure with ultra-broadband microwave-absorbing
April 2026
Stretchable microwave-absorbing metastructures (SMAMSs) that provide the ability to hide complex objects from radars have long been of interest. However, recent studies of SMAMSs have demonstrated the...
Biomimetic "capillary" architecture engineered through biomass-derived carbon nanotubes aerogel for electromagnetic wave absorption and noise control
April 2026
Biomass-derived aerogels are experiencing rapid development in electromagnetic protection due to their lightweight nature, controllable fabrication, and multifunctionality. However, designing simple...