Results 51 to 60 of about 236 (166)

Review on Laser Initiation of Energetic Materials

Propellants, Explosives, Pyrotechnics, Volume 50, Issue 5, May 2025.
Laser ignitability of gold nanoparticles (GNPs)‐doped RDX explosive crystals. ABSTRACT Laser initiation of energetic materials has been an interesting and promising research area due to its safety and reliability features and its great potential for initiation device miniaturisation.
Xiao Fang, Jacqueline Akhavan
wiley   +1 more source

Prilling and Coating of Ammonium Dinitramide (ADN) Solid Green Propellant in Toluene Mixture Using Ultrasound Sonication

Aerospace, 2018
Ammonium Dinitramide (ADN) in its generic form has a long needle shaped structure, which hinders higher solid loading. Therefore, it is of utmost importance to optimize its crystal morphology into octagonal shapes.
Asad Rahman, Jitkai Chin, Kean How Cheah
doaj   +1 more source

Theoretical Research on the Combustion Characteristics of Ammonium Dinitramide-Based Non-Toxic Aerospace Propellant

Aerospace
Propellants play a crucial role in the propulsion systems of aerospace vehicles, and their combustion characteristics are susceptible to external environmental conditions. This study systematically investigated the impact of various initial conditions on
Jianhui Han, Ming Wen, Yanji Hong, Baosheng Du, Luyun Jiang, Haichao Cui, Gaoping Feng, Junling Song   +7 more
doaj   +1 more source

ADN – The new oxidizer around the corner for an environmentally friendly smokeless propellant [PDF]

Journal of Aerospace Technology and Management, 2009
The search for a smokeless propellant has encouraged scientists and engineers to look for a chlorine-free oxidizer as a substitute for AP (ammonium perchlorate).
Márcio Y. Nagamachi, José Irineu S. Oliveira, Aparecida M. Kawamoto, Rita de Cássia L. Dutra   +3 more
doaj  

Experimental Study on the Influence of Microwave Energy Pulse Width and Duty Cycle on Evaporation and Ignition Characteristics of ADN-Based Liquid Propellant Droplets

Aerospace
This study investigates the evaporation and ignition characteristics of a single droplet of ammonium dinitramide (ADN)-based liquid propellant utilizing a waveguide resonant cavity device, in conjunction with a high-speed photographic imaging system and ...
Dezhao Yu, Jiale Yao, Jiafu Ma, Yangyang Hou, Shaoyun Zhang, Yusong Yu   +5 more
doaj   +1 more source

Green Propellants - Oxidizers

Journal of Aerospace Technology and Management, 2013
http://dx.doi.org/10.5028/jatm.v5i2.229 The research for low toxicity and no damage to the environment has stimulated the development of specific investigation lines in many areas.
Gilson da Silva, Simone Carvalho Rufino, Koshun Iha   +2 more
doaj  

Preliminary Hot-Fire Test of Ammonium Dinitramide-Based Thrusters Based on Electrical Ignition

Space: Science & Technology
Space sustainability and green space activities are advanced space propulsion concepts developed in the 21st century. Ammonium dinitramide (ADN)-based liquid space thrusters are typical representatives of high-performance green propulsion.
Jin-Ze Wu, Guo-Xiu Li, Hong-Meng Li, Shuo Zhang, Zhao-Pu Yao, Tao Zhang   +5 more
doaj   +1 more source

Assessment of the synthesis routes conditions for obtaining ammonium dinitramide by the FT-IR [PDF]

Journal of Aerospace Technology and Management, 2011
Over the last two decades, many routes have been proposed to synthesize ammonium dinitramide (ADN). However, most of them lie in routes in which reactants are too expensive for large-scale production.
José Irineu Sampaio de Oliveira, Márcio Yuji Nagamachi, Milton Faria Diniz, Elizabeth da Costa Mattos, Rita de Cássia Lazzarini Dutra   +4 more
doaj  

Exploring the hygroscopic behavior of highly energetic oxidizer ammonium dinitramide (ADN) at different temperatures and humidities using an innovative hygroscopic modeling

Defence Technology
Ammonium dinitramide (ADN) is a new type of green energetic oxidizer with excellent energy density and low pollution combustion characteristics. However, the strong hygroscopicity has a significant impact on its practical application.
Qiangqiang Lu, Ben Liu, Zhifang Xie, Yiwen Hu, Hongyu Yang, Junqing Yang, Lei Xiao, Fengqi Zhao, Hongxu Gao, Wei Jiang, Gazi Hao   +10 more
doaj   +1 more source

Innovative Solid Formulations for Rocket Propulsion

Eurasian Chemico-Technological Journal, 2016
Solid rocket propulsion enjoys several unique properties favoring its use in space exploration and military missions still for decades to come, in spite of being by far the most mature propulsion technology among those currently employed.
L. T. DeLuca
doaj   +1 more source