ON THE RELAXATION OF ENERGETIC ELECTRONS IN PLASMAS

被引:9
作者
BRAGLIA, M [1 ]
WINKLER, R [1 ]
WILHELM, J [1 ]
机构
[1] ZENT INST ELEKTR PHYS,BEREICH GASENTLADUNGSPHYS,O-2200 GREIFSWALD,GERMANY
关键词
D O I
10.1002/ctpp.2150310502
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
The impact of individual collision processes on the relaxation of the velocity distribution function of a group of electrons, initially localized in a narrow region at relatively high energies, has been studied. By having recourse to solutions of the non-stationary Boltzmann equation and to corresponding Monte-Carlo simulations, the temporal behaviour of electrons in CO2 plasmas, both in the absence and the presence of an external dc field, has been investigated. A microphysical interpretation of observed relaxation phenomena, based on the data relevant to the individual collision processes. is also given.
引用
收藏
页码:463 / 481
页数:19
相关论文
共 8 条
[1]   LONGITUDINAL-DIFFUSION AND TRANSVERSAL-DIFFUSION COEFFICIENTS FOR ELECTRONS IN CH4, AR AND CO2 [J].
BRAGLIA, GL ;
WINKLER, R ;
WILHELM, J .
NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA D-CONDENSED MATTER ATOMIC MOLECULAR AND CHEMICAL PHYSICS FLUIDS PLASMAS BIOPHYSICS, 1986, 7 (05) :681-699
[2]   ON A COMPUTER-SIMULATION OF ELECTRON SWARM MOTION WHICH COMPETES WITH ANALYTICAL METHODS [J].
BRAGLIA, GL .
LETTERE AL NUOVO CIMENTO, 1981, 31 (05) :183-188
[3]  
BRAGLIA GL, 1982, ANN PHYS-LEIPZIG, V39, P338, DOI 10.1002/andp.19824940506
[4]  
BRAGLIA GL, 1980, CONTR PLASMA PHYS, V20, P147
[5]   EXCITATION OF 4.3-MUM BANDS OF CO2 BY LOW-ENERGY ELECTRONS [J].
BULOS, BR ;
PHELPS, AV .
PHYSICAL REVIEW A, 1976, 14 (02) :615-629
[6]   SOLUTION OF THE NONSTATIONARY ELECTRON BOLTZMANN-EQUATION FOR A WEAKLY IONIZED COLLISION DOMINATED PLASMA [J].
WINKLER, R ;
WILHELM, J .
COMPUTER PHYSICS COMMUNICATIONS, 1980, 20 (01) :113-118
[7]  
WINKLER R, 1985, ANN PHYS-LEIPZIG, V42, P537, DOI 10.1002/andp.19854970421
[8]  
WINKLER R, 1985, 17TH ICPIG BUD, P22