COHERENT EMISSION AND GAIN FROM A BUNCHED ELECTRON-BEAM

被引:108
作者
DORIA, A [1 ]
BARTOLINI, R [1 ]
FEINSTEIN, J [1 ]
GALLERANO, GP [1 ]
PANTELL, RH [1 ]
机构
[1] STANFORD UNIV,DEPT ELECT ENGN,STANFORD,CA 94305
关键词
D O I
10.1109/3.236158
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The radiation from a modulated electron beam, such as that produced in a radio-frequency accelerator, passing through a magnetic undulator is analyzed. We show that in a waveguide FEL, this may lead to an emission of a significant amount of coherent radiation in the far infrared to millimeter wave range. A simple and powerful method of calculating the spectral distribution of the radiated power is presented along with an analysis of the gain and the saturated power. The experimental results of spontaneous emission measurements on an RF driven FEL are presented and compared to theoretical predictions.
引用
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页码:1428 / 1436
页数:9
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