Zobrazeno 1 - 10
of 87 925
pro vyhledávání: '"Thermal Decomposition"'
Publikováno v:
FirePhysChem, Vol 4, Iss 4, Pp 301-307 (2024)
Propellant formulations containing a novel high nitrogen azotetrazole salt viz., diammonium 5,5′-azotetrazolate (DAAzT) along with two different binders viz., hydroxyl terminated polybutadiene (HTPB) and glycidyl azide polymer (GAP) were realized a
Externí odkaz:
https://doaj.org/article/ac54cdf3ce554b2e9474f308ec0ab31c
Publikováno v:
Alexandria Engineering Journal, Vol 107, Iss , Pp 963-971 (2024)
Hydroxylamine nitrate (HAN) is a new type of high-energy oxidant used in controllable propulsion. The present study explores the reaction mechanism of HAN using density functional theory and constructs reaction mechanism diagrams to understand the me
Externí odkaz:
https://doaj.org/article/c4dec951bc3642ce9e63d23b704ecb6f
Nitramino-polymer with ether bridges and 1,2,3-triazole subunits incorporated into the polymer chain
Autor:
Pavel S. Gribov, Natalia N. Il'icheva, Natalia N. Kondakova, Evgenia R. Stepanova, Anatoly P. Denisyuk, Vladimir A. Sizov, Varvara D. Dotsenko, Valery P. Sinditskii, Aleksei B. Sheremetev
Publikováno v:
FirePhysChem, Vol 5, Iss 1, Pp 15-27 (2025)
The creation of novel energetic polymers for future advanced solid composite propellants and gunpowder is an urgent area of modern research. A simple and effective waste-free cycloaddition reaction between dialkyne and diazide comonomers, both bearin
Externí odkaz:
https://doaj.org/article/dbf2029b9a6d4ff28f72eb0ab2982494
Autor:
Fateh Chalghoum, Mohammed Jouini, Amir Abdelaziz, Ahmed Fouzi Tarchoun, Hani Boukeciat, Slimane Bekhouche, Mokhtar Benziane, Djalal Trache
Publikováno v:
FirePhysChem, Vol 5, Iss 1, Pp 91-100 (2025)
In the present work, a study was carried out on the effect of the accelerated aging process on the thermal decomposition of two composite solid propellants based on ammonium perchlorate (AP) and hydroxy‑terminated polybutadiene (HTPB). The first on
Externí odkaz:
https://doaj.org/article/495e54a61b3f459eb21d95339e23cb56
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract Boric acid and other impurities on the surface of boron (B) particles can interact with hydroxyl-terminated polybutadiene (HTPB), weakening the mechanical properties and energy release efficiency of boron-based solid rocket propellants. SA@B
Externí odkaz:
https://doaj.org/article/dcc89b9398454699bebf3180ba4eb7c5
Autor:
Qing-Xia Li, Er-Hai An, Qing-Feng Qin, Jing-Hao Guo, Zi-Jun Fan, Sheng-Nan Shi, Peng Deng, Xiong Cao
Publikováno v:
FirePhysChem, Vol 4, Iss 3, Pp 245-251 (2024)
In this paper, we investigated the potential use of a new organic-inorganic hybrid crystal structure based on KNO3 in ignition compositions. H2dabco[K(NO3)3] (DAN-2) with organic-inorganic hybrid crystal structure is synthesized through intermolecula
Externí odkaz:
https://doaj.org/article/4c21cd222e8a45d3959caee61843bbe6
Publikováno v:
Case Studies in Thermal Engineering, Vol 65, Iss , Pp 105583- (2025)
To explore compatibility and thermal stability of the emulsion explosive added with TiH2 powders, the actions of TiH2 powders on the thermal decomposition properties, reaction product compositions of the emulsion explosives were researched by TGA-FTI
Externí odkaz:
https://doaj.org/article/4b5e8883985a469597c0e1f31a5662a0
Publikováno v:
Journal of Chemical Engineering of Japan, Vol 57, Iss 1 (2024)
Recently, the importance of carbon neutrality has been highlighted, and the power industry is also making efforts to reduce the use of SF6, which is mainly used in power facilities. As part of this, the Korea Electric Power Corporation (KEPCO) is pla
Externí odkaz:
https://doaj.org/article/842f81c884e949d7bdf835fe7b4dbb6d
Autor:
Natalia Uporova, Lyubov Leonova
Publikováno v:
Results in Chemistry, Vol 12, Iss , Pp 101867- (2024)
Natural gypsum is the most common sulfate on our planet, which is widely used in construction due to its excellent astringent properties, environmental friendliness, thermal and fire resistance, accessibility in nature and low price. Currently, the i
Externí odkaz:
https://doaj.org/article/38f27954338a4fa78cef11551aa1d8e3
Publikováno v:
Case Studies in Thermal Engineering, Vol 64, Iss , Pp 105457- (2024)
This experiment used a thermogravimetric (TG) analyzer within a nitrogen environment, investigating the thermal degradation patterns of wheat straw pellets (WSP) under temperatures ranging from 31 to 800 °C and varying heating rates (5, 10, and 20
Externí odkaz:
https://doaj.org/article/0c502856d6fa4fb5bdaff92e9e8fbfee