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ISSN: 2214-9147

Interfacial engineering of Al-NH4CoF3@P(VDF-HFP) core-shell energetic composites via electrostatic spraying: Enhanced stability and combustion performance

Al/NH4CoF3-Φ (Φ = 0.5, 1.0, 1.5, 2.0, and 3.0) binary composites and Al-NH4CoF3@P(VDF-HFP) ternary composites are fabricated via ultrasonication-assisted blending and electrostatic spraying. The effect...

Energy absorption characteristics of additively manufactured sea sponge-inspired lattice structures under low-velocity impact loading

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....

Enhancing polyvinyl alcohol (PVA) nanocomposites: Key properties, applications and challenges in advanced engineering

This review highlights the performance enhancement of polyvinyl alcohol (PVA) composites through the incorporation of nanofillers, focusing on mechanical, thermal, electrical and piezoelectric improvements....

Atomic density disturbance rejection in atomic gyroscopes via faraday polarimetric decoupling

Atomic spin gyroscopes are promising candidates for next-generation inertial navigation due to extremely high theoretical precision, relatively small size among atomic gyroscopes, and promising potential...

MEMS gyroscope technology in defence systems: An application-oriented perspective with new analytical results

Microelectromechanical systems (MEMS) technology has gained significant attention over the past decade for measuring inertial angular velocity. However, due to inherent complexity, MEMS gyroscopes typically...

Adaptive compensation method for gravity disturbance based on time-varying markov model

1The gravity disturbance vector (GDV) is the source of significant errors in the positioning and orientation for high-precision inertial navigation systems. In order to enhance dynamic estimation accuracy...

Nonlocal Thermoelastic Modeling of Fiber-Reinforced Composites: Integrating MGT and Length-Scale Effects

This study introduces a novel nonlocal thermoelastic model that enhances the Green-Naghdi Type III (GN-III) framework by incorporating the Moore-Gibson-Thompson (MGT) equation and nonlocal length-scale...

Air-reactive cladding assisted brazing of Y2O3-MgO nanocomposite ceramic to TC4 alloy: Interfacial reaction mechanism and mechanical property

Y2O3-MgO nanocomposite ceramic, as a novel infrared window material, exhibits superior properties compared to traditional infrared window materials. To realize its engineering application in high-speed...

Overcuring-assisted mechanical interlocking of metal–polymer composites fabricated by vat photopolymerization

Metal–polymer hybrid structures offer significant potential for lightweight and high-performance applications; however, achieving robust interfacial joining between dissimilar materials remains challenging....

Thermo-oxidative aging behavior of high-cis1,4-Hydroxyl-terminated polybutadiene

This study investigates the thermo-oxidative aging behavior of high-cis hydroxyl-terminated polybutadiene (cis-HTPB, cis-1,4 content > 90%) through integrated multi-scale experiments and molecular simulations....

Unraveling the role of supersaturation in shaping 2,6-diamino-3,5-dinitropyrazine-1-oxide (LLM-105) crystal via mechanistic growth model

Understanding and controlling the crystal morphology of energetic materials is crucial to optimize their performances. Supersaturation is a key factor influencing crystal growth kinetics and thermodynamics,...

Effect of welding current modes and post weld heat treatment on microstructure, tensile properties and fracture behavior of gas tungsten arc welded AlCoCrFeNi2.1 EHEA sheets for advanced gas turbine applications

The AlCoCrFeNi2.1 eutectic high entropy alloy (EHEA) offers greater potential for high temperature applications in advanced gas turbine engines due to its dual phase FCC+BCC microstructure, superior...

Study on penetration performance and mass abrasion characteristics of Zr-based alloy projectiles penetrating concrete target

To clarify the penetration performance and mass loss mechanism of Zr-based alloy projectiles, penetration tests into concrete targets were conducted using Zr-based alloy and 30CrMnSiNi2A steel projectiles...

Research on the influence of nano-metal additives on the combustion performance of kerosene in a wide-range ramjet combined engine

Metals and metal hydrides are considered promising energetic additives for conventional liquid hydrocarbon fuels because they can significantly increase the energy density of the base fuel while reducing...

Adaptive and multifunctional nanomaterials for defence-grade EMI shielding

The rapid evolution of electronic warfare and communication systems has intensified the demand for adaptive, lightweight, and multifunctional electromagnetic interference (EMI) shielding materials that...

Penetration resistance characteristics of bioinspired helical laminated composite structures against projectile impact

Achieving both high strength and toughness in lightweight structural materials under extreme loading conditions remains a core challenge in composite structural design. Inspired by the helicoidal laminated...

Analysis on hydrodynamic characteristics and hydraulic transient method of hydraulic recoil brake for artillery

To address the issues of insufficient accuracy in traditional analytical method and low computational efficiency in Computational Fluid Dynamics (CFD) method for analyzing artillery hydraulic recoil...

Adaptive end-side intelligent feature recognition system for acceleration measurement signals with strong adhesion interference under continuous multi-impacts

The recognition of continuous multi-impact signals has long been an important and practical research topic in industrial and military applications. However, adjacent impact acceleration signals often...

Resource management strategy for maneuvering multi-target tracking in cognitive radar network under non-ideal communication

A joint node selection and power allocation (JNSPA) resource management strategy is proposed in this manuscript to minimize the total system power consumption in cognitive radar network (CRN) under...

Effects and mechanisms of strut injection strategy on mixing and combustion in oblique detonation engines

The oblique detonation engine has attracted increasing attention due to its excellent development potential in the high Mach number range. However, the mixing performance directly affects the initiation...

Performance evaluation of AFDM for integrated sensing and communications in doubly dispersive channels

Integrated Sensing and Communications (ISAC) has emerged as a key enabling technology for beyond-5G and 6G systems, particularly in high-mobility scenarios dominated by doubly dispersive wireless channels....

Quantitatively determining the impact of air gap on shock-to-detonation transition in PBXs probed by THz Doppler velocimeter

An air gap prevents the continuous propagation of detonation waves in polymer-bonded explosives (PBXs). Quantitatively characterizing the evolution of the detonation wave within the explosive after...

Electric explosion characteristics of multi-point series explosion foil initiator

Investigating the characteristics of synchronous electrical explosions of multiple exploding foil initiators (EFI) in the same circuit, a four-point series-connected EFI circuit utilizing flexible flat...

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