Evaporation of Carbon Atoms and Molecules in Helium by Low-Current Arc Discharge with Graphite Electrodes

被引:15
|
作者
Saifutdinov, A. I. [1 ]
Sorokina, A. R. [1 ]
Boldysheva, V. K. [1 ]
Latypov, E. R. [1 ]
Saifutdinova, A. A. [1 ]
机构
[1] Kazan Natl Res Tech Univ KAI, Kazan 420111, Russia
基金
俄罗斯科学基金会;
关键词
plasma-chemical synthesis; carbon; nonequilibrium plasma; atmospheric pressure; arc discharge; MICROWAVE-DISCHARGE; IMPACT IONIZATION; NANOTUBES; MICRODISCHARGES; EXCITATION;
D O I
10.1134/S0018143922060170
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
In terms of the unified model of low-current arc discharge, which describes the processes occurring in the gas-discharge gap and in the electrodes, numerical calculations have been carried out to study the evaporation of carbon atoms and molecules from graphite electrodes into a nonequilibrium helium arc plasma. For different values of discharge current density, the distributions of atomic and molecular carbon and their ions are presented.
引用
收藏
页码:477 / 486
页数:10
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