Metal Al produced by H/sub 2/ plasma reduction of AICI/sub 3/: a thermodynamic and kinetic study on the plasma chemistry | |
Jie Zheng ; Bo Sun ; Rong Yang ; Xubo Song ; Xingguo Li ; Yikang Pu | |
2010-10-12 ; 2010-10-12 | |
关键词 | Experimental/ aluminium aluminium compounds argon association dissociation free energy hydrogen molecule-molecule reactions plasma chemistry reaction kinetics spectrochemical analysis/ plasma reduction thermodynamics plasma chemistry low temperature plasma chemical reaction optical emission spectroscopy Gibbs free energy dissociation AlCl/sub 3/ H/sub 2/ Ar/ A8240Q Plasma reactions A8280D Electromagnetic radiation spectrometry (chemical analysis) A6550 Thermodynamic properties and entropy A8230E Molecule-molecule reactions A8230N Association, addition, and insertion A8230L Decomposition reactions (pyrolysis, dissociation, and group ejection)/ AlCl3/bin Cl3/bin Al/bin Cl/bin H2/el H/el Ar/el |
中文摘要 | In this paper we reported that low temperature plasma may reverse the direction of a chemical reaction. The thermodynamically forbidden reaction between H/sub 2/ and AICI/sub 3/ was able to take place with the assistance of low temperature plasma, yielding metal Al. The plasma chemistry of the reaction was investigated by optical emission spectroscopy, which suggested that the dissociation of H/sub 2/ and AICI/sub 3/ molecules by plasma led the reaction to a thermodynamically favorable one by creating reaction channels with low Gibbs free energy change. The addition of Ar promoted the reaction kinetics dramatically, which was attributed to the enhanced dissociation of AICI/sub 3/ molecules by excited Ar species. |
语种 | 英语 |
出版者 | American Chemical Society ; USA |
内容类型 | 期刊论文 |
源URL | [http://hdl.handle.net/123456789/82349] ![]() |
专题 | 清华大学 |
推荐引用方式 GB/T 7714 | Jie Zheng,Bo Sun,Rong Yang,et al. Metal Al produced by H/sub 2/ plasma reduction of AICI/sub 3/: a thermodynamic and kinetic study on the plasma chemistry[J],2010, 2010. |
APA | Jie Zheng,Bo Sun,Rong Yang,Xubo Song,Xingguo Li,&Yikang Pu.(2010).Metal Al produced by H/sub 2/ plasma reduction of AICI/sub 3/: a thermodynamic and kinetic study on the plasma chemistry.. |
MLA | Jie Zheng,et al."Metal Al produced by H/sub 2/ plasma reduction of AICI/sub 3/: a thermodynamic and kinetic study on the plasma chemistry".(2010). |
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