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ISSN: 2667-1344

Thermolysis and sensitivities of solid propellants using characterized nano oxidizers involving energy performance evaluation

This investigation was devoted to exploring the thermal decomposition and sensitivity characteristics of solid propellants using nano-AN and nano-AP as oxidizers. The morphology, surface elements, and...

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Recent progresses in material fabrication and modification by cold plasma technique

Carbon-based materials, metal oxides and metal nanoparticles have been widely used in propellants, explosives and pyrotechnics. Cold plasma technique has been developed for material fabrication and...

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Phase transition and thermal expansion of molecular perovskite energetic crystal (C6N2H14)(NH4)(ClO4)3 (DAP-4)

Research on the structural responses to thermal stimuli for crystalline energetic materials is crucial to their practical applications. DAP-4 is a metal-free molecular perovskite high-energetic material...

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Experimental investigation on flow boiling heat transfer characteristics of endothermic hydrocarbon fuel and its visualization at high-temperature conditions

The endothermic hydrocarbon fuel is used as a coolant to realize active cooling for the high-heat-flux components of air-breathing hypersonic vehicles. Because of its complex composition and severe...

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Recent advances in hypergolic ionic liquids with broad potential for propellant applications

As a promising choice of new-generation green propellant fuels, hypergolic ionic liquids (HILs) have attracted a great deal of interest in recent ten years, illustrated by their applications in the...

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Theoretical insights on designing of difluoramino compounds

In order to screen out novel energetic compounds with excellent comprehensive properties and provide theoretical guidance for design researcher, a series of difluoroamino energetic compounds were designed...

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A novel synthetic method of 1,1,4,4-tetramethyl-2-tetrazene (TMTZ) via photocatalytic reaction

1,1,4,4-Tetramethyl-2-tetrazene (TMTZ), a potential candidate for replacing 1,1-dimethylhydrazine (UDMH), has excellent properties including a high specific impulse, non-toxicity and non-volatility....

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Friction sensitivity of nitramine energetic materials: a prediction based on genetic function approximation

•Prediction of friction sensitivity of nitramine energetic materials is reported.•A powerful regression method, namely, genetic function approximation is used.•The wide set of molecules is treated obtaining...

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Synthesis, crystal structure of 2,4-dihydroxybenzoic acid lead and its catalytic decomposition effect on AP and RDX

•2,4-Dihydroxybenzoic acid lead (β-Pb) was synthesized and its single crystal structure was reported firstly.•β-Pb crystallizes in the monoclinic system with the space group of C2/m. It is a monoacid...

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Synthesis of explosive peroxides using unrecognised explosive precursors - percarbonates and perborates

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Hermetic thermal decomposition behaviors and specific heat capacity of 2,4,6-triazido-1,3,5-triazine (TAT)

•Hermetic thermal behavior of TAT was studied.•TAT has high decomposition temperature and drastic heat release.•The molar heat capacity of TAT at 298.15 K is 234.67 J mol−1 K−1....

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Recent advances in the synthesis and performance of 1,2,4,5-tetrazine-based energetic materials

In recent years, the development of novel advanced energetic materials has significantly shifted toward nitrogen heterocyclic derivatives, which demonstrate a great potential for multipurpose application...

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Research Progress of Nitrate Ester Binders

Nitrate ester binders are a unique class of energetic binders containing nitrate ester (-ONO2) pendant groups attached to the polymeric backbones, which have been extensively employed in solid propellant...

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Theoretical study of the Meisenheimer and charge-transfer complexes formed upon colorimetric determination of nitroaromatic explosives

•The problem of colorimetric detection of nitroexplosives is studied theoretically.•Factors determining the nature of bonding in colored complexes of nitroexplosives are revealed.•The most appropriate...

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Synthesis of a new oxa-type cage-like energetic compound 4,4,8,8-tetranitro-2-oxaadamantane

Adamantane is an important and versatile skeleton for synthesis of a large number of cage-like energetic compounds since its high intrinsic density, symmetry, stability, and derivability. Herein, a...

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Research on Performance of PBT/Bu-NENA Low-vulnerability Propellant

Large-size program temperature controller was used to carry out the slow cook-off test study of PBT, Bu-NENA, PBT/Bu-NENA mixture and PBT/Bu-NENA propellant in the range of gram and kilogram scale....

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Experimental research on accelerated aging of solid propellant under alternating temperature

The storage environment of solid rocket motor charge is always alternating. In order to study its effect on the performance of solid rocket motor charge, the accelerated aging experiments under different...

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Electrostatic Spraying Construction Strategy and Performance of NGEC-based core-shell Nanoenergetic material

Recently, a novel kind of thermal plastic energetic cellulose binder nitrate glycerol ether cellulose (NGEC) exhibits promising application in enhancing the mechanical property of propellants. In this...

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Synthesis and properties of a promising high energy and low impact sensitivity explosive: hydroxylammonium 3-hydrazino-6-(1H-1,2,3,4-tetrazol-5-ylimino)-s-tetrazine

Tetrazine compounds, especially their energetic salts, show good application prospect in high-performing energetic materials (EMs). Among them, the hydroxylammonium salt show the best energetic properties....

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Combustion behavior of end-sealed nitroamine propellant by photocurable composite deterrents

•Energetic composite composed of UV curable polyurethane acrylate and RDX was used as deterrent for propellant surface modification.•The end-sealed propellant with blocked perforations exhibited improved...

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Continuous flow resonance acoustic mixing technology: a novel and efficient strategy for preparation of nano energetic materials

Recently, microfluidic technology has been widely applied to the preparation of nano-energetic materials. The mixing efficiency of fluid is one of the significant factors which could affect the particle...

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Thermal decomposition and kinetic modeling of HNTO/AN-based composite solid propellant in the presence of GO-based nanocatalyst

The present study has been conducted to investigate the characteristics of composite solid propellant (CSP) based on hydrazinium 3-nitro-1,2,4-triazol-5-one and ammonium nitrate (HNTO/AN) cocrystal...

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Prediction of aquatic toxicity of energetic materials using genetic function approximation

•Prediction of aquatic toxicity of nitrogen-rich energetic materials is reported.•A sophisticated regression method, namely, genetic function approximation was used.•The obtained QSPR models provide...

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Ignition and combustion of metal fuels under microgravity: A short review

Metal fuels have a high potential for applications in space propulsion owing to their superior energy density and distinct combustion characteristics. Therefore, research into the combustion properties...

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Synthesis and characterization of pyrazole- and imidazole- derived energetic compounds featuring ortho azido/nitro groups

Two novel nitrogen-rich heterocyclic energetic compounds, 5-amino-3-azido-4-nitro-1H-pyrazole (3) and 5,5′-diazido-4,4′-dinitro-1H,1′H-2,2′-biimidazole(6), featuring ortho azido/nitro groups were designed...

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