Multi-modal Physics-informed Diffusion for Real-time Prediction of FAE Concentration Fields Under Sparse Observations
Available online 30 May 2026
The cloud concentration distribution of Fuel-Air Explosives (FAE) during the dispersal phase directly determines the lethality of the secondary detonation; therefore, achieving accurate reconstruction...
Regulation of Early-stage Decomposition Mechanisms of HMX (Octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine) by Molecular Charging
Available online 29 May 2026
HMX is a representative nitramine energetic material whose decomposition mechanisms under various ignition stimuli have been extensively investigated, primarily for electronically neutral molecules....
Unsteady underwater JPC penetration model incorporating resistance effect and attenuation mode transition
Available online 29 May 2026
Traditional Bernoulli-based steady underwater penetration models exhibit limitations, particularly in their inability to describe velocity attenuation at low velocities accurately or to account for...
Spatial low-frequency active acoustic scattering suppression design for underwater complex surfaces
Available online 29 May 2026
Conventional active control approaches in underwater environments primarily focus on one- or two-dimensional suppression along the incident direction. It often generates pronounced echo highlights in...
High-performance thermoplastic solid propellants via mechanochemical functionalization
Available online 28 May 2026
Thermoplastic composite solid propellants, a new type of solid propellant that do not require chemical curing, have attracted increasing attention due to their unique R3 (Recover, Reuse, and Recycle)...
Spatiotemporal graph representation and sequential reasoning for non-cooperative underwater acoustic monitoring network existence detection
Available online 28 May 2026
Underwater Acoustic Monitoring Networks (UAMNs) are vital for maritime situational awareness but pose significant security risks when deployed by non-cooperative entities for covert reconnaissance....
Dynamic behavior of carbon fiber honeycomb sandwich structures subjected to high-velocity soft-body impact
Available online 28 May 2026
The all-carbon fiber honeycomb sandwich structure was fabricated, and the deformation and failure of the structure under soft-body impact were investigated by means of experiments and numerical simulations....
Preparation and Performance Study of RDX/FATPE Self-Assembled Composite Energetic Microspheres
Available online 28 May 2026
Achieving simultaneous improvement in safety and energy performance remains a major challenge in energetic materials. In this study, RDX/FATPE composite energetic microspheres were fabricated by using...
Investigation on operating characteristics of solid fuel-rich gas rotating detonation engine
Available online 23 May 2026
While hydrocarbon solid fuel-rich propellants possess high energy density and reliability, the resulting fuel-rich gas contains a significant fraction of low-detonability components, posing severe challenges...
Aerial-aquatic vehicle transition dynamics of a cylindrical structure crossing a wave
Available online 23 May 2026
The hydrodynamic response and cavity evolution of a cylindrical body crossing a wave, a representative scenario for aerial-aquatic vehicle transitions near the air–water interface, are explored. A combined...
A comprehensive analysis of FML based on UHMWPE against ballistic impact: An Experimental and Numerical Approach
Available online 23 May 2026
Ballistic protection in light vehicles has traditionally been implemented through add-on armor panels, which increases the areal density of the structural system and reduces mobility and maneuverability...
Bust-induced air gap influence on unisex body armor protection: Ballistic testing outcomes on a novel female clay manikin
Available online 22 May 2026
This study investigates the effect of air gaps between 10-layer Kevlar® soft body armor and the female torso on armor performance using an anatomically accurate manikin constructed of Roma Plastilina...
Anisotropic thermally conductive coating with high reflectivity for radiative cooling and high-energy laser protection
Available online 22 May 2026
Both radiative cooling coatings and laser protection coatings represent significant technical challenges. The former achieves passive cooling through thermal radiation, while the latter guards against...
Modulation mechanisms of AP particle size distribution in the dynamic combustion and pressure-coupled response of AP/HTPB composite propellant
Available online 21 May 2026
The dynamic combustion response of composite solid propellants under pressure oscillations is governed by the interaction between rapid pressure perturbations and the slow mesoscale evolution of the...
Mechanistically controlled fabrication of micro-/nanometer-scale spherical HMX for enhanced safety and mechanical performance
Available online 21 May 2026
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,
Available online 21 May 2026
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
Available online 21 May 2026
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
Available online 20 May 2026
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
Available online 20 May 2026
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
Available online 20 May 2026
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
Available online 19 May 2026
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
Available online 19 May 2026
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
Available online 16 May 2026
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
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...