Novel optimization techniques for underwater wireless optical communication links: using monte carlo simulation
Available online 26 April 2025
The Underwater Communication Link (UCL) is a crucial component of Underwater Wireless Optical Communication (UWOC) systems, requiring optimised design to mitigate the high power attenuation inherent...
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The noise analysis and multi-physical field coupling study of high-precision serf atomic gyroscopes
Available online 26 April 2025
The spin-exchange relaxation-free atomic gyroscope, with its exceptionally high theoretical precision, demonstrates immense potential to become the next-generation strategic-grade gyroscope. However,...
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A review on collisions between drones and aerostructures – Experimental studies, numerical simulation, and regulation
Available online 24 April 2025
The increasing presence of drones seen on the battlefields in modern conflicts poses new threats to manned military aircraft or rotorcraft. In order to assess this potential threat, this manuscript...
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A Hierarchical simulation framework incorporating full-link physical response for short-range infrared detection
Available online 23 April 2025
Missile-borne short-range infrared detection (SIRD) technology is commonly used in military ground target detection. In complex battlefield environments, achieving precise strike on ground target is...
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Energy absorption characteristics of additively manufactured sea sponge-inspired lattice structures under low-velocity impact loading
Available online 22 April 2025
Low-velocity impact tests are carried out to explore the energy absorption characteristics of bio-inspired lattices, mimicking the architecture of the marine sponge organism Euplectella aspergillum....
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Inverse design framework of hybrid honeycomb structure with high impact resistance based on active learning
Available online 21 April 2025
In this study, an inverse design framework was established to find lightweight honeycomb structures (HCSs) with high impact resistance. The hybrid HCS, composed of re-entrant (RE) and elliptical annular...
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An isogeometric approach for vibration characteristics analysis of functionally graded triply periodic minimal sandwich curved-doubly shell integrated with magneto-electro surface layers subjected to low-velocity impact load
Available online 21 April 2025
In this paper, the isogeometric analysis (IGA) method is employed to analyze the oscillation characteristics of functionally graded triply periodic minimal surface (FG-TPMS) curved-doubly shells integrated...
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Fabrication of energetic semiconductor Bridge with high efficiency, accuracy and low cost by 3D direct writing
Available online 20 April 2025
Enhancing the output capacity of semiconductor bridge (SCB) through the application of composite nano-energetic films is a subject of wide concern. Furthermore, improving the safety, reliability, and...
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Experimental and numerical study of the interaction between a shaped charge jet and a single ERA moving plate
Available online 12 April 2025
An analysis of the interaction mechanisms between a Shaped Charge Jet (SCJ) and a single Moving Plate (MP) is proposed in this article using both experimental and numerical approaches. First, an experimental...
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Distributed event-triggered control for UAV swarm target fencing with network connectivity preservation and collision avoidance
Available online 12 April 2025
This paper proposes a distributed event-triggered control (ETC) framework to address cooperative target fencing challenges in UAV swarm. The proposed architecture eliminates the reliance on preset formation...
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Semantic segmentation of camouflage objects via fusing reconstructed multispectral and RGB images
Available online 11 April 2025
Accurate segmentation of camouflage objects in aerial imagery is vital for improving the efficiency of UAV-based reconnaissance and rescue missions. However, camouflage object segmentation is increasingly...
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Bimetallic MOF (Mn/Co) constructed by active dicyandiamide linker for a promising combustion catalyst of solid propellant
Available online 11 April 2025
Combustion catalyst is a key modifier for the performance of composite solid propellant. To exploit high-efficiency combustion catalyst, a fascinating bimetallic metal-organic framework [MnCo(EIM)2(DCA)2]n...
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Localization and tracking of multiple quadrotors with collision avoidance: Theory and experiment
Available online 4 April 2025
Multiple quadrotors target encirclement is widely used in the intelligent field, as it can effectively monitor and control target behavior. However, it faces the danger of collision, as well as difficulties...
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Experimental study on the anti-penetration characteristics of liquid-filled structure with air layer
Available online 3 April 2025
The study aims to explore the damage characteristics and protection technologies of liquid-filled structures under high-speed projectile impact. A series of penetration impact experiments were conducted...
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Collision-inducing method for UAV evasive maneuvers based on receding horizon optimization
Available online 3 April 2025
Aiming at the missile avoidance problem of the unmanned aerial vehicle (UAV) in complex obstacle environments, this work proposes a collision-avoidance method based on receding horizon optimization....
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Preparation of spherical HMX@PDA-based PBX by co-axial droplet microfluidic technology: Enhancing the interfacial effect and safety performance of composite microspheres
March 2025
Surface engineering plays a crucial role in improving the performance of high energy materials, and polydopamine (PDA) is widely used in the field of energetic materials for surface modification and...
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Effects of aging on mechanical sensitivity threshold and thermal decomposition characteristic of RDX/HMX
March 2025
In order to analyze the influences of storage aging on the safety of typical elemental explosives, the aged cyclotrimethylene trinitramine (RDX) and cyclotetramethylene tetranitramine (HMX) were prepared...
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TDNN: A novel transfer discriminant neural network for gear fault diagnosis of ammunition loading system manipulator
March 2025
The ammunition loading system manipulator is susceptible to gear failure due to high-frequency, heavy-load reciprocating motions and the absence of protective gear components. After a fault occurs,...
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LPI radar sequence design against cyclostationary analysis
March 2025
In this paper, we present a novel unimodular sequence design algorithm based on the coordinate descent (CD) algorithm, aimed at countering electronic surveillance (ES) systems based on cyclostationary...
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Iterated rational quadratic kernel - High-order unscented Kalman filtering algorithm for spacecraft tracking
March 2025
The high-speed development of space defense technology demands a high state estimation capacity for spacecraft tracking methods. However, reentry flight is accompanied by complex flight environments,...
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Oscillation mechanism and predictive model of explosion load for natural gas in confined tube
March 2025
Gas explosion in confined space often leads to significant pressure oscillation. It is widely recognized that structural damage can be severe when the oscillation frequency of the load resonates with...
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Resilient multi-objective mission planning for UAV formation: A unified framework integrating task pre- and re-assignment
March 2025
Combat effectiveness of unmanned aerial vehicle (UAV) formations can be severely affected by the mission execution reliability. During the practical execution phase, there are inevitable risks where...
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An improved efficient adaptive method for large-scale multi-explosives explosion simulations
March 2025
Shock wave caused by a sudden release of high-energy, such as explosion and blast, usually affects a significant range of areas. The utilization of a uniform fine mesh to capture sharp shock wave and...
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