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ISSN: 2667-1344

Current state of knowledge on the sensitivity of polynitro compounds to electric spark

•Discharge through an air gap negates the sensitivity to an electrical spark•Electron enter into the reaction centre requires sample contact with the electrodes•Mesomeric equilibria in X-NO2 (X = C/N)...

Evaluation of ignition performance and ignition enhancement strategies for gradiently denitrated spherical gun propellant

Currently, gradiently denitrated spherical gun propellant (GDSP) has attracted significant attention due to its superior combustion progressivity and low muzzle smoke, demonstrating considerable application...

Hollow Porous ADN Microspheres Fabricated via SFD-Based Microdroplet Freezing Templating: Significant Improvements in Safety and Combustion Performance

Ammonium dinitramide (ADN), as a novel oxidizer characterized by high energy density, low signature, and environmental friendliness, exhibits significant application potential in composite solid propellants....

What are the prospects for energetic materials bearing the 1,3-dinitro-1,3-diazabutyl group: a breakthrough or an impasse?

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...

Modeling the combustion chemistry of typical nitramine monopropellants: A critical review

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...

Study on micro-mechanism of impact fracture and combustion performance of porous gun propellant based on plane stress

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...

Influence of moisture content on the thermal decomposition kinetics of smokeless gunpowders

The present work investigated the effect of moisture content on the thermal decomposition of two smokeless powders. First, the main ingredients of the studied gunpowder formulations were identified...

Synthesis of (1-N-alkylnitramino)methoxy‑substituted oxetanes and oligomers based on them

A number of functionalized (1-N-alkylnitramino)methoxy‑substituted oxetane derivatives have been synthesized using N-chloromethyl-N-alkylnitramines. The compounds were characterized using 1H,13C and...

Combustion of HTPB-based solid fuels containing Viton-coated Boron for hybrid rocket applications

The performance of hybrid rocket propulsion systems can be significantly enhanced by incorporating metal additives in solid fuels. This study investigates the ignition, combustion, and regression rate...

A review of nano-reactive multilayered films and their applications in micro-energetic igniters

Nano-reactive multilayer films consisting of alternating layers of the nano-aluminum and nano-metal oxide is a new type of nano thermite. These multilayer films can be stimulated by an external energy...

Synthesis of segmented polyurethanes based on oligo- glycidyl azide and influence of nature of the initial energy-intensive polyesters on their morphology

The thermoplastic polyurethane elastomers based on oligo-glycidyl azide (oligo-GA) with oligo-(3,3-bis(azidomethyl)oxetane) (oligo-BAMO), oligo-(3-azidomethyl-3-methyloxetane) (oligo-AMMO) and oligo-(3-nitraminomethyl-3-methyloxetane)...

Analytical development to determine vibrational energy levels and dissociation energy of diatomic molecules

This study presents the development of an analytical method for calculating vibrational energy levels and dissociation energy of diatomic molecules by solving the Schrödinger equation (SE) via the Floquet...

Exploring the effect of ammonium nitrate on the thermal stability and decomposition kinetics of dual nitrocellulose-nitrostarch-based energetic composites

This study explores a dual-biopolymer-based energetic composite, emphasizing the synergistic effects achieved by combining nitrocellulose (NC) and nitrostarch (NPS) biopolymers with ammonium nitrate...

Exploration of the application of ADN in composite explosives

Ammonium dinitramide (ADN) is a high-performance, novel green oxidizer that is commonly used in solid propellants. It offers advantages such as a large oxygen balance and significant gas release, making...

Research progress on energy exchange models and principles of energetic metallic bridges

Initiating explosive devices are the primary energy and driving force of a weapon system, which can be excited by some form of external energy (mechanical, thermal or electrical) to produce chemical...

Erosion behavior of gun barrel material under azidonitramine gun propellant loading conditions

To study the erosion behavior of azidonitramine propellant on gun barrel material, a high-energy component-based azidonitramine gun propellant was prepared by using NC (Nitrocellulose), NG (Nitroglycerin),...

Thermal Stability Ranking of Energetic Crystals via a Neural Network Potential-Enabled MD Simulation Protocol

•Developed an improved MD protocol for predicting thermal stability of EMs.•Particle structures reduce Td error by up to 400 K than periodic structures.•Lower heating rates (0.001 K/ps) reduce Td error...

Agglomeration and aggregation of particles. Considerations based on the entropy of mixing using a stochastic approach

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...

The energy release characteristics of propylene oxide explosions: Experiments and molecular dynamics simulations

•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...

Research on the application of azido-based energetic plasticizer 1,5-diazido-3-oxopentane in polyether-based solid propellants

1,5-Diazido-3-oxopentane (AZDEGDN) is a promising energetic plasticizer widely employed in explosive formulations due to its low sensitivity, low glass transition temperature, and high thermal stability....

Synthesis of melt-castable gem-dinitro derivatives of 4,5,6,7-tetrahydrobenzofurazan and its N-oxide

The synthesis of energetic compounds of the gem-dinitrocarbocycle family, furazan and furoxan fused to dinitrocyclohexane, is reported. The construction of the gem-dinitro moiety was achieved by nitration...

Investigation of the initiatory reactivity of polynitro -amines and -arenes via X-ray photoelectron spectroscopy

•Binding energies in relation to primary homolysis X-NO2 bonds (X = C or N)•Length of the longest X-NO2 bond in relation to binding energies•Binding energies N1s (N-NO2) & O1s (NO2) related to impact...

JWL equation of state parameters for ideal detonation: A comparative study of literature reports, theoretical derivation, and artificial neural network prediction

The Jones-Wilkins-Lee (JWL) equation of state (EOS) is widely used for interpreting the energy release during explosive detonation. Focused on the ideal detonation of high explosives, an artificial...

Qualitatively correlating molecular dynamics simulations and experimental determination of the thermal stability of energetic compounds

Thermal stability is both a fundamental property and an important performance of energetic compounds, and is prone to be understood and predicted by molecular dynamics simulations; still, it is faced...

Exploring the effect of kraft lignin on the stability and decomposition kinetics of nitrated cellulose carbamate

This study systematically investigated the stability and thermo-kinetic properties of a high-energy-density nitrated cellulose carbamate (NCC) system stabilized with Kraft lignin. The performance of...

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