Combined Effects of Zirconium and RDX on Combustion Performance and Combustion Product Formation in Reduced-Toxicity HTPB-Based Solid Propellant Formulations
Available online 8 August 2026
This study investigates the influence of zirconium (Zr) and cyclotrimethylene-trinitramine (RDX) on the performance, combustion characteristics, and toxic gas emissions of unique tri modal AP to produce...
Rapid determination of hygrothermal aging kinetics for service lifetime evaluation of double-base propellants
Available online 7 August 2026
Double-base (DB) propellant is widely used in free-loading tactical missiles and rocket motors because of its high energy density. However, aging of the DB propellant undermines the structure and internal...
Fluorination-Initiated Reaction Pathways in Al/CuO/B/Viton Composites and Their Effect on Underwater Explosion Performance
Available online 31 July 2026
This study designed an energetic composite system of Al/CuO/B/Viton to investigate the correlation between formulation parameters and underwater energy output. A series of formulations were constructed...
An improved hopper-chute system for electrostatic testing of energetic powders
Available online 27 July 2026
Electrostatic accumulation in energetic powders can trigger combustion or explosion, creating severe safety risks in industrial processes. Accurate measurement of electrostatic accumulation is critical...
Characterization of Mesoscale Damage Evolution in NEPE Propellant Via Digital Image Processing and Material Region Tracking
Available online 27 July 2026
Nitrate ester plasticized polyether (NEPE) propellants are widely used as the primary energy source in solid rocket motors (SRMs), whose macroscopic mechanical degradation under loading fundamentally...
Effects of non-uniform hydrogen-air mixing on the initiation and stabilization characteristics of oblique detonation waves
Available online 24 July 2026
•Shock wave structure has an important influence on fuel mixing and the total pressure recovery coefficient.•The optimal fuel distribution occurs at an injection angle of 60°, with a mixing uniformity...
A novel viscoelastic particle-reinforced composite VCFEM based on equivalent compliance updating
Available online 19 July 2026
To address the challenges of computational inefficiency and modeling complexity in high volume fraction particle-reinforced composites, the time-dependent corrected strain energy functional for composites...
An influence of intra- and intermolecular hydrogen bonding on crystal structure stability and density: Dance of amino and nitro groups around the pyrazole ring
Available online 10 July 2026
Hydrogen bond plays an important role in chemistry and chemical technology. Plenty of works are related to investigation of weak, moderate and strong hydrogen bonds and their influence on the structure...
3D printing and performance of NC-BNNSs composites energetic materials
Available online 3 July 2026
NC/BNNSs composites with BNNSs addition ranging from 0 wt% to 0.4 wt% were prepared by 3D printing. The microstructure, combustion performance and mechanical properties of NC/BNNSs composites were characterized...
Preparation and properties of siloxane-modified polybutadiene-based thermoplastic elastomer composite solid propellants
Available online 2 July 2026
Reducing the Crystallinity of polybutadiene thermoplastic elastomer (TPBE) and improving its processability, which presents a significant challenge for its application as a binder in composite solid...
Electrostatic desensitization and combustion enhancement of GATo propellants using CuCr₂O₄/polypyrrole composite catalysts
Available online 1 July 2026
In an effort to address the inherent trade-off between electrostatic safety and combustion performance in solid propellants, a series of CuCr₂O₄/polypyrrole (PPy) composite catalysts with tunable microstructures...
Studies on creep–recovery viscoelastic behavior of high-energetic composite propellants using dynamic mechanical analyser (DMA)
June 2026
Reliable assessment of the long-term structural integrity of solid rocket motors requires quantitative understanding of the stress- and temperature-dependent viscoelastic response of composite propellants...
Formation of condensed products during combustion of boron-based high-energy compositions
June 2026
The methods and results of measuring the burning rate and quenching and sampling of the condensed combustion products (CCPs) near the combustion surface for high-energy compositions (HECs), containing...
Research on the application of azido-based energetic plasticizer 1,5-diazido-3-oxopentane in polyether-based solid propellants
June 2026
1,5-Diazido-3-oxopentane (AZDEGDN) is a promising energetic plasticizer widely used in explosive formulations due to its low sensitivity, low glass transition temperature, and high thermal stability....
Modeling the combustion chemistry of typical nitramine monopropellants: A critical review
June 2026
Solid propellant is the power source of various types of solid engines, such as missiles and space vehicles, and its combustion performance directly affects the combat effectiveness and survivability...
Effect of titanium dioxide on the burning rate and agglomeration parameters of aluminized composite propellant
June 2026
The combustion characteristics of composite propellants based on ammonium perchlorate, aluminum powder, active binder, and optionally a modifier additive – titanium dioxide of various types in an amount...
Ignition and combustion characteristics of gel TMEDA and liquid WFNA in a hypergolic system
June 2026
•Hypothesis was formulated for ignition and combustion mechanism of TMEDA and WFNA•Increasing fuel particle fall height reduces the ignition delay time•Ignition delay time and burnout time reduced with...
The energy release characteristics of propylene oxide explosions: Experiments and molecular dynamics simulations
June 2026
•Explosion dynamics parameters of PO under closed and venting conditions have been examined.•Maximum explosion pressure of PO with different concentrations under closed and venting conditions was compared.•Evolution...
Study on micro-mechanism of impact fracture and combustion performance of porous gun propellant based on plane stress
June 2026
The microscopic impact damage law and combustion performance of propellants are crucial for evaluating mechanical properties and ensuring the safety of propellant charge designs. The paper conducted...
What are the prospects for energetic materials bearing the 1,3-dinitro-1,3-diazabutyl group: A breakthrough or an impasse?
June 2026
The synthesis of novel energetic compounds for the development of propellants and powders with significantly improved characteristics is an important and complex task. The combination of little- studied...
Agglomeration and aggregation of particles. Considerations based on the entropy of mixing using a stochastic approach
June 2026
It is well-known that larger quantities of fine powders, such as. nanoparticles, have the tendency to form larger clusters. These clusters may be stable aggregates or loosely bound agglomerates. These...
A mechanics-based framework for evaluating bio-based plasticizers in high-solid-loading AP/Al/HTPB composite propellants
Available online 30 June 2026
Evaluating sustainable plasticizers for composite solid propellants requires balancing enhanced ductility with the structural demands of high-solid-loading systems. This study introduces a comparative...
Tetranitro-bimidazole/pyrazole derived energetic salts and Azo-bridged compounds with moderate stability and insensitivity
Available online 30 June 2026
Tetranitro-bimidazole/pyrazole represent a class of energetic scaffolds featuring high nitrogen-oxygen content and positive heat of formation. In this work, two series of energetic derivatives based...
Energetic 1-picrylamino- and 1-(dinitropyrazolylamino)-dinitropyrazoles
Available online 23 June 2026
N-(Het)arylation of isomeric dinitropyrazoles bearing amino group at nitrogen of the ring have been investigated. Isomeric N-(picrylamino)- and N-[(N’-methyl)dinitropyrazolylamino) derivatives were...
Application of dipotassium calcium styphnate in green primer cap formulations
Available online 20 June 2026
The synthesis of mono and dipotassium (K-HTNR, K2-TNR) as well as dipotassium calcium styphnate (K2-Ca-TNR2), were optimized and characterized utilizing IR spectroscopy, elemental analysis, as well...