OBSERVATION OF COHERENT SYNCHROTRON, CERENKOV, AND WAKE-FIELD RADIATION AT MILLIMETER WAVELENGTHS USING AN L-BAND LINEAR-ACCELERATOR

被引:33
作者
SHIBATA, Y [1 ]
ISHI, K [1 ]
TAKAHASHI, T [1 ]
ARAI, F [1 ]
IKEZAWA, M [1 ]
TAKAMI, K [1 ]
MATSUYAMA, T [1 ]
KOBAYASHI, K [1 ]
FUJITA, Y [1 ]
机构
[1] KYOTO UNIV, RES REACTOR INST, OSAKA 59004, JAPAN
来源
PHYSICAL REVIEW A | 1991年 / 44卷 / 06期
关键词
D O I
10.1103/PhysRevA.44.R3449
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Spectra of synchrotron radiation (SR) and Cerenkov radiation (CR) in air have been observed in the wavelength range of 1.15-8 mm using bunched electrons accelerated by an L-band linac, whose energy and radio frequency are 40 MeV and 1300 MHz. The observed intensities of SR and CR at lambda = 4 mm are enhanced by factors of 9 x 10(7) and 1 x 10(7) in comparison with calculated intensities of ordinary SR and CR, respectively. Radiation of the rf wake induced in a chamber has also been observed. Bunch form factors are derived from the observed spectra, and the electron distribution in a bunch is discussed.
引用
收藏
页码:R3449 / R3451
页数:3
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