Results 21 to 30 of about 1,166 (199)

A Smart Access to the Dinitramide Anion - The Use of Dinitraminic Acid for the Preparation of Nitrogen-Rich Energetic Copper(II) Complexes. [PDF]

open access: yesChemistry, 2021
The dinitramide anion was made accessible for complexation through the use of dinitraminic acid and basic copper(II) carbonate. The in situ prepared copper dinitramide was complexed by 13 different highly endothermic tri‐ and tetrazole ligands. By the choice of ligand, complexes were obtained that possess thermal stability exceeding 200 degrees Celsius,
Gruhne MS   +3 more
europepmc   +2 more sources

A review on the high energy oxidizer ammonium dinitramide: Its synthesis, thermal decomposition, hygroscopicity, and application in energetic materials

open access: yesDefence Technology, 2023
Ammonium dinitramide (ADN) is considered as a potential substitute for ammonium perchlorate in energetic materials due to its high density, positive oxygen balance, and halogen-free characteristics.
Fu-yao Chen   +10 more
doaj   +1 more source

Fabrication of alginate-based microspheres with cellular structure for tuning ammonium dinitramide performance

open access: yesDefence Technology, 2023
Recently, an emerging category green of energetic material ammonium dinitramide (ADN) has exhibited promising application in propellants due to its outstanding merits in energy release and environmental friendliness.
Dun-ju Wang   +6 more
doaj   +1 more source

Rocket Solid Propellant Alternative Based on Ammonium Dinitramide [PDF]

open access: yesINCAS Bulletin, 2017
Due to the continuous run for a green environment the current article proposes a new type of solid propellant based on the fairly new synthesized oxidizer, ammonium dinitramide (ADN).
Grigore CICAN, Alexandru-Daniel MITRACHE
doaj   +1 more source

Anti‐hygroscopicity technologies for ammonium dinitramide: A review**

open access: yesPropellants, Explosives, Pyrotechnics, Volume 48, Issue 5, May 2023., 2023
Abstract Valuable propellants have the characteristics of high impulse, low pollution, and strong stability, and oxidizers play a substantial role in determining the performance of propellants. Ammonium dinitramide (ADN) is a relatively promising oxidizer due to its high‐energy and chlorine‐free characteristics.
Shichao Tian   +8 more
wiley   +1 more source

Combustion Wave Structure of the Ammonium Dinitramide‐Based Ionic Liquid Propellant

open access: yesPropellants, Explosives, Pyrotechnics, Volume 48, Issue 2, February 2023., 2023
Abstract The ammonium dinitramide‐based ionic liquid propellant (ADN‐based ILP), which is a mixture of ADN, monomethylamine nitrate (MMAN), and urea, is a low toxic monopropellant with a higher performance than that of hydrazine. To clarify the combustion wave structure of ADN‐based ILP, which has low volatility, we focused on the relationship between ...
Yuichiro Ide   +5 more
wiley   +1 more source

ADN Solid Propellants with High Burning Rates as Booster Material for Hypersonic Applications

open access: yesPropellants, Explosives, Pyrotechnics, Volume 47, Issue 7, July 2022., 2022
Abstract RAM‐ and SCRAM‐Jet engines can not generate static thrust and only work at high speeds. This starting velocity of the motor v0 is usually generated by carrier rockets or boosters, which mostly use solid propellants based on ammonium perchlorate (AP) and hydroxyl‐terminated polybutadiene (HTPB).
Stefan Sims   +2 more
wiley   +1 more source

4‐Amino‐1‐Butyl‐1,2,4‐Triazolium Dinitramide – Synthesis, Characterization and Combustion of a Low‐Temperature Dinitramide‐Based Energetic Ionic Liquid (EIL)

open access: yesPropellants, Explosives, Pyrotechnics, Volume 47, Issue 7, July 2022., 2022
Abstract Salts being liquid below 100 °C are defined as ionic liquids. Due to their unique properties, they are attracting increasing interest and are also being investigated in the field of energetic materials. Combining nitrogen‐rich cations and oxygen‐rich anions, it is possible to obtain energetic ionic liquids (EILs).
Uwe Schaller   +5 more
wiley   +1 more source

Thermal Decomposition, Ignition Process and Combustion Behavior of Nitrate Ester Plasticized Polyether Propellant at 0.1–3.0 MPa

open access: yesInternational Journal of Aerospace Engineering, Volume 2022, Issue 1, 2022., 2022
Nitrate ester plasticized polyether (NEPE) propellant is widely used in solid rocket motors, having both good mechanical properties and high specific impulse. However, its ignition and combustion process are complex and need to be better understood.
Chengyin Tu   +8 more
wiley   +1 more source

Thermal Behavior and Micro Structure of TKX‐50

open access: yesPropellants, Explosives, Pyrotechnics, Volume 46, Issue 2, Page 262-266, February 2021., 2021
Abstract The thermal behaviour of TKX‐50 was reinvestigated in an extended temperature range by means of temperature resolved X‐ray diffraction. TKX‐50, synthesized at the Fraunhofer ICT, was identified using Rietveld‐analysis and reference data from the CCDC.
Michael Herrmann, Ulrich Förter‐Barth
wiley   +1 more source

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