Results 51 to 60 of about 21,342 (228)

A Shock‐Tube Study of the HCl + M →$\to $ H + Cl + M (M = Ar) Rate Constant Using HCl Laser Absorption Near 3.3 µm

open access: yesInternational Journal of Chemical Kinetics, EarlyView.
ABSTRACT Hydrogen chlorine (HCl) is an important combustion intermediate during plastic (municipal waste) and composite propellant (aerospace) combustion, but the understanding of its high‐temperature chemistry is still evolving. In this study, the pyrolysis of 0.5% HCl in Ar was investigated behind reflected shock waves in a shock tube at temperatures
Claire M. Grégoire   +2 more
wiley   +1 more source

Tris[2-(2-pyridylsulfanyl)ethyl]ammonium perchlorate

open access: yesActa Crystallographica Section E, 2010
In the title molecular salt, C21H25N4S3+·ClO4−, an intramolecular N—H...N hydrogen bond stabilizes the conformation of the cation.
Yan An   +3 more
doaj   +1 more source

High performance ammonium nitrate propellant [PDF]

open access: yes, 1979
A high performance propellant having greatly reduced hydrogen chloride emission is presented. It is comprised of: (1) a minor amount of hydrocarbon binder (10-15%), (2) at least 85% solids including ammonium nitrate as the primary oxidizer (about 40% to ...
Anderson, F. A.
core   +1 more source

Assessment of the Interaction between Ammonium Dinitramide and Isocyanurate Bonding Agents for Application on Technologies of Composite Solid Propellants

open access: yesPropellants, Explosives, Pyrotechnics, EarlyView.
This work investigates the interaction of two isocyanurate‐based bonding agents with ammonium dinitramide: triallyl isocyanurate and 1,3,5‐tris(2‐hydroxyethyl) isocyanurate, which contain alkene and hydroxyl functional groups in their side chains, respectively.
Jessica O. Silva   +5 more
wiley   +1 more source

2D metal-organic frameworks endow ammonium perchlorate with enhanced thermal effect

open access: yesDefence Technology, 2023
To investigate the effect of different structures of MOF on the catalytic performance of ammonium perchlorate (AP) thermal decomposition. By adding 2-methylimidazole (2-MI) as an inhibitor during the synthesis of MOF-5, a two-dimensional (2D) MOF ...
Ye Bao-yun   +4 more
doaj   +1 more source

A new look at AP/composite propellant combustion [PDF]

open access: yes, 1973
Some theoretical studies on the time-independent and oscillatory combustion of nonmetallized ammonium perchlorate (AP)/composite propellants are presented.
Kumar, R. N.
core  

The anodic oxidation of bases in the solvent m-cresol [PDF]

open access: yes, 1974
The oxidation of bases in the solvent m-cresol was investigated by polarography, voltammetry at the rotating platinum disc electrode and by chronopotentiometry. It was shown that the m-cresolate ion is the electroactive species in this reaction.
Bos, M., Dahmen, E.A.M.F.
core   +2 more sources

(Ferrocenylmethyl)trimethylammonium perchlorate [PDF]

open access: yesActa Crystallographica Section E Structure Reports Online, 2012
The asymmetric unit of the title complex, [Fe(C(5)H(5))(C(9)H(15)N)]ClO(4), contains one discrete (ferrocenylmeth-yl)trimethyl-ammonium cation and one perchlorate anion. The anion is disordered over two sets of sites, with refined occupancies of 0.776 (8) and 0.224 (8).
openaire   +3 more sources

Characterization of Structure, Properties, and Energetic Performance of a 1:1 Ammonium Dinitramide‐3,4‐Diaminofurazan Cocrystal

open access: yesPropellants, Explosives, Pyrotechnics, EarlyView.
Ammonium dinitramide (ADN) and 3,4‐Diaminofurazan (DAF) form a 1:1 energetic cocrystal. We report its crystal structure and spectroscopic signature and evaluate thermal stability, decomposition behavior, hygroscopicity, and combustion properties. Propellant performance calculations benchmark the material against guanylurea dinitramide (GuDN) and ...
Peter Schultz   +2 more
wiley   +1 more source

δ13C and δ15N Values of Residues Provide Insights Into Identification of the Explosive Source

open access: yesRapid Communications in Mass Spectrometry, Volume 40, Issue 10, 30 May 2026.
ABSTRACT Rationale Postblast analyses of military and terrorist events will benefit from the capacity to learn more about the explosive materials used in an event. Here stable isotope ratio analyses (δ13C, δ15N) can provide additional information to complement identification of the explosive components.
James R. Ehleringer, John D. Howa
wiley   +1 more source

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