Dynamic response and failure of truncated hemispherical shells subjected to trans-medium projectile impact: Experiments and numerical simulations
Available online 14 July 2026
Trans-medium penetration of supercavitating projectiles into underwater curved shell structures involves complex multiphase fluid-structure interaction (FSI). However, existing studies on projectile...
Theoretical and experimental study on combustion response function testing based on a variable-burning-surface rotary valve
Available online 14 July 2026
To address the issues of low efficiency and data redundancy in traditional combustion response function testing for solid propellants, this paper proposes a theoretical model for rotary valve-based...
Initiation Threshold of Hexanitrostilbene under Wide-Range Shock Pulse Durations: From Nanosecond to Microsecond
Available online 14 July 2026
Understanding the shock initiation behavior of explosives under extreme timescales is critical for the design and safety assessment of slapper detonators. Given the pronounced duration dependence of...
Isolation-based nearest neighbor ensembles for infrared dim and small target detection
Available online 2 July 2026
Infrared dim and small target detection (ISTD) is critical in both military and civilian applications, yet it remains highly challenging due to low signal-to-noise ratios, small target sizes, and complex...
Progressive knowledge-enhanced instruction generation for tactical UAV swarms
Available online 2 July 2026
Modern unmanned aerial vehicle systems are rapidly evolving toward intelligence and swarm operations, necessitating a transition in tactical interaction from fixed-format inputs to diverse and spoken...
Smart noise convolution jamming suppression via subspace calibration and alternating inversion
Available online 2 July 2026
Smart noise convolution jamming (SNCJ) is an advanced active jamming technique enabled by digital radio frequency memory. By convolving an intercepted radar transmitted waveform with noise, SNCJ can...
Synergistically enhanced thermal and combustion in microfluidic-engineered nano-Al/CuO@F2603 energetic microspheres
Available online 1 July 2026
Nano-thermite (Al/CuO) exhibits high reactivity and energy density, but its application is often limited by issues such as nanoparticle agglomeration and inhomogeneous mixing. This study presents an...
Laser protection technologies based on nonlinear absorption colloidal suspension
Available online 1 July 2026
With the increasing threat of soft-kill laser weapons to military optoelectronic systems, there is an urgent need for nonlinear laser protection technologies that combine high performance, long-term...
Simple and controllable preparation of high-energy insensitive CL-20/DAAF composite microspheres with enhanced combustion and mechanical properties
Available online 1 July 2026
High energy and low sensitivity are generally mutually exclusive in energetic materials, and precise regulation of the microstructure is an effective strategy to balance these properties. In this study,...
Electromechanical behavior of graphene-based multifunctional composites under quasi-static indentation and low-velocity impact tests aided by XCT analysis
Available online 1 July 2026
Fiber-reinforced polymer composites (FRPCs) are highly efficient structural materials, yet they remain susceptible to subsurface damage caused by out-of-plane loading. Carbon-based nanomaterials have...
Efficient synthesis of 3,6-dinitropyrazolo[4,3-c] pyrazole via an in situ diazotization strategy: Structural and detonation performance characterization
Available online 1 July 2026
3,6-dinitropyrazolo[4,3-c] pyrazole (DNPP) is an important fused heterocyclic energetic compound. A series of DNPP derivatives and their corresponding ionic salts with excellent properties have been...
Magnetic field-assisted laser cleaning of Q235B steel with experimental and numerical investigation, and surfactant comparison
Available online 1 July 2026
Continuous wave laser cleaning of steel structures is hindered by low energy efficiency and degraded surface quality due to excessive thermal input. This study systematically addresses these limitations...
A target-load-designable magnetic-bistable beam coupled isolator for broadband vibration isolation and high energy absorption
Available online 1 July 2026
Vibration isolation systems for precision instruments and aerospace equipment face growing demands, requiring the integration of broadband isolation, transient impact dissipation, and structural health...
Interval analysis for antenna-radome system electromagnetic performance considering manufacturing and environmental uncertainties
June 2026
Manufacturing and environmental uncertainties can significantly affect the electromagnetic (EM) performance of antenna-radome systems, leading to degradation in key indicators such as reduced transmission...
Exploring the bending behavior of 3D star-shaped auxetic metamaterials for morphing airfoil applications
June 2026
This study comprehensively investigates the bending behavior of 3D star-shaped auxetic (3D-SAU) metamaterials, which exhibit a distinctive negative Poisson's ratio (NPR) effect along three orthogonal...
Joint resource and trajectory optimization in a UAV-enabled dual-function radar-communication network
June 2026
The resource and trajectory optimization problem is critical in joint radar and communication systems, as it mitigates spectrum interference and enhances resource utilization. This paper proposes a...
Research progress on intelligent control technology for aerodynamic stability of axial compressors based on stall warning
June 2026
In the context of increasing performance and expanding the operational envelope of aero-engines, the limited stall margin provided by passive flow control has been shown to exacerbate the conflict between...
A multi-scale spatial-frequency double branch network for terahertz ISAR image target classification
June 2026
Inverse synthetic aperture radar (ISAR), as the core technology of high-resolution radar imaging, has significant application value in fields of marine monitoring, air reconnaissance and space target...
Peridynamics modeling of ice fragmentation under blast loads
June 2026
This study presents a Non-Ordinary State-Based Peridynamics (NOSB-PD) and Smoothed Particle Hydrodynamics (SPH) coupling framework for simulating the dynamics of ice fragmentation under explosive blasting...
Interfacial stability effect of PDA@PVDF dual-coating on CL-20: Synergistically suppressed polymorphic transition and solubility
June 2026
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...
An allocation strategy integrated power, bandwidth, and subchannel in a RCC network
June 2026
Owing to the portability, cheapness and flexible deployment, the unmanned aerial vehicle-based radar and communication coexistence (RCC) systems are widely adopted in Internet of Things applications....
Investigation on the penetration resistance of aluminum plates against high-speed square projectiles using a new physical damage model
June 2026
The penetration resistance of aluminum plates against square projectiles has emerged as a critical research focus in impact engineering. In our study, experimental analyses were conducted using a ballistic...
Beyond iterative solvers: Physics-informed instantaneous modeling of supersonic combustion in a kerosene-fueled scramjet
Available online 30 June 2026
Under supersonic combustion conditions, the accurate and efficient solution of extremely unsteady, multi-scale coupled physical processes is a key bottleneck in the design of high-speed propulsion systems....