Automatic detection, segmentation, and characterization of 3-nitro-1,2,4-triazol-5-one (NTO) crystal particles during cooling crystallization using deep learning
March 2026
The complex cooling crystallization process of 3-nitro-1,2,4-triazol-5-one (NTO) directly affects its performance. The introduction of process analysis technology is expected to provide an effective...
UV-curing 3D printing of composite energetic materials and its challenges
March 2026
While 3D printing technologies based on various curing methods like thermal curing, photopolymerization, solvent evaporation molding, and melt cooling have been extensively studied in the field of composite...
Synergistic dual dynamic bonds for enhanced self-repair performance in HTPB binders
March 2026
Energetic materials serve as critical energy sources for weapon systems and equipment. During manufacturing and storage processes, microcracks may form in these materials, posing significant safety...
Corrosion inhibition mechanism and corrosion prediction models of NTO-based PBX against medium carbon steel
March 2026
Polymer-bonded explosive (PBX) systems incorporating 3-nitro-1,2,4-triazol-5-one (NTO) have attracted significant research interest due to their excellent insensitive properties and detonation characteristics....
A bi-alkyl-bridge strategy for highly thermally stable tetrazoles via enhanced conjugation
March 2026
In this study, we introduced the “bi-alkyl-bridge” strategy to synthesize a bi-alkyl-bridged cyclotetrazole energetic material. This method improves the stability by introducing an alkyl bridge at the...
Dynamic mechanical analysis and molecular structure analysis of an energetic thermoplastic elastomer
March 2026
This study investigates the dynamic mechanical properties and molecular relaxation mechanisms of glycidyl azide polymer-based energetic thermoplastic elastomer (GAP-ETPE) through dynamic mechanical...
Revealing reaction kinetics in ammonium perchlorate (AP) combustion using an EM-HyChem approach
March 2026
The combustion kinetics of ammonium perchlorate (AP), a key oxidizer in solid propellants, remain debated due to the complexity of its solid-phase decomposition. In this study, the reaction kinetics...
Modification of electrostatic sensitivity by the resonant absorption of N-N bond under carbon dioxide laser irradiation
March 2026
Quantitatively modulating sensitivity of the energetic materials while minimizing detonation energy impact is a persistent challenge as conventional modification methods often sacrifice energy output....
Construction of high energy density azasydnone-pyrazole compounds
March 2026
The search for advanced energetic materials has shifted beyond traditional groups like nitro to explore non-conventional explosophores. Among these, the azasydnone ring stands out, combining a zero-oxygen...
Tuning energy properties via N-NH2 strategy: Construction of two isomeric energetic compounds based on nitro-substituted pyrazoles
March 2026
The N-site functionalization strategy of nitrogen-rich heterocycles has attracted considerable research attention due to its crucial role in achieving structural diversity and outstanding performance...
Thermal decomposition mechanism of nitroguanidine via a chemical reaction neural network and experiments
March 2026
Nitroguanidine (NQ) plays a central role in aerospace and industrial fields, and a deep understanding of its dynamic behavior and reaction mechanisms is crucial for accurately predicting its combustion...
Beyond conventional activation barriers: synergistic QM-MD/DFT exploration of fluorinated oxidizer-enhanced hydrocarbon decomposition
March 2026
Hydrocarbon fuels are a major focus of fuel application and research due to the high volumetric calorific value. The addition of ClF3O with strong oxidizability as an initiator in fuels is considered...
Mechanisms of jet formation and energy release in aluminized explosives: A DEM-FDM study
March 2026
Understanding the coupled jet dynamics and afterburning reaction of aluminum particles in aluminized explosives remains a challenge due to the ultra-fast interaction, surpassing the resolution capabilities...
N-functionalization of 3,4-dinitro-1H-pyrazol-5-amine (ADNP): Incorporating nitromethyl and diazidomethyl into energetic pyrazole derivatives
March 2026
In the field of energetic materials, N-functionalization on pyrazoles faces challenges such as low nucleophilicity and harsh reaction conditions. In this study, the N-functionalization on 5-amino-3,4-dinitropyrazole...
Three-dimensional microstructural characterization of HMX-based propellant via synchrotron X-ray tomography
March 2026
Although octahydro-1,3,5,7-tetranitro-1,3,5,7-tetrazocine (HMX) plays a critical role in high-performance weapon systems, its microstructural behavior within the grains of solid propellants and PBXs...
Cover Story
March 2026
Design and characterization of multi-point exploding foil initiator system for directional warheads
Available online 30 March 2026
An exploding foil multi-point synchronous initiation system was designed to achieve directional output of a warhead. Six columns of initiation points were uniformly arranged along the circumferential...
Facile Sol-Gel Synthesis of PTFE@Al Core-Shell Powders for Enhanced Curing Depth in UV-Curing-Assisted Direct Ink Writing of Composite Solid Propellants
Available online 26 March 2026
UV-curing-assisted direct ink writing (DIW) is an established additive manufacturing technique for composite solid propellants, facilitating the development aerospace propulsion systems. However, direct...
Atomic–scale insights into the ignition and combustion behavior of PVDF–modified ANPs at varying oxidation depths
Available online 23 March 2026
Polyvinylidene fluoride (PVDF), a fluorinated polymer characterized by high fluorine content and thermal stability, has proven effective in enhancing the combustion performance of aluminum nanoparticles...
Designing coupling reaction of aluminum with fluorine and oxygen to tune combustion reaction and energy output
Available online 19 March 2026
Aluminum (Al) has been wildly applied in energy, chemical industry and aerospace due to its appropriate reaction kinetics and readily availability, however, a huge issue is incomplete combustion reaction...
Decoding thermal effects on impact sensitivity of energetic materials: Distribution models, response mechanisms, and covalent-noncovalent interaction synergy
Available online 19 March 2026
Evaluating mechanical sensitivity under thermo-mechanical coupling is essential for defining safety margins of energetic materials in extreme thermal environments. Current deterministic frameworks fail...
Stability of poly(p-phenylenediamine) on nitrocellulose prepared by spiral gas-solid two-phase flow-assisted mechanochemistry
Available online 17 March 2026
In this work, the application of poly(p-phenylenediamine) (PpPD) as a potential propellant stabilizer is reported for the first time, and establish a solvent-free, continuous, and efficient mechanochemical...
Panoramic deformation measurement of HMX compaction process via mirror assisted multi-view digital image correlation method
Available online 14 March 2026
The sealed loading environment during the compaction process prevents the mechanical behavior of cyclotetramethylenetetranitramine (HMX) under compression from being fully understood. Elucidating the...
Towards programming by assembly: A review of structural expandability and functional tunability in perovskite energetic materials
Available online 13 March 2026
The design of energetic materials has entered the era of multi-ion integration, with perovskite energetic materials (PEMs) emerging as a representative category. This review covers PEM developments...