Beam dynamics design of an SP-FEL compact THz source | |
Dai, DD ; Dai, ZM | |
刊名 | NUCLEAR SCIENCE AND TECHNIQUES
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2010 | |
卷号 | 21期号:5页码:5 |
关键词 | THz source Smith-Purcell radiation Permanent ring magnet NdFeB |
ISSN号 | 1001-8042 |
通讯作者 | Dai, ZM (reprint author), Chinese Acad Sci, Grad Sch, Beijing 100049, Peoples R China |
英文摘要 | In recent years, people are looking for a new compact THz source with high emission power, one potential choice is to build small accelerator with Smith-Purcell radiation. The main difficulty is how to obtain high quality electron beam. In this paper, the beam dynamics design of a compact THz source is presented. The electron beam is produced by an electron gun and compressed by permanent magnets. The electron gun is similar to the Shanghai EBIT, but permanent magnets are used, instead of the superconducting magnets in Shanghai EBIT. With this design, we can reduce the size and cost of the whole device. Poisson/Pandira was employed to simulate and optimize the magnetic field. Egun was used to simulate the beam trajectories from the electron gun to the collector. Within 2 centimeters around the center of longitudinal magnetic field, the calculation showed that the beam satisfies to our design aim. |
学科主题 | Nuclear Science & Technology; Physics |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000285989600003 |
公开日期 | 2012-04-11 |
内容类型 | 期刊论文 |
源URL | [http://ir.sinap.ac.cn/handle/331007/6850] ![]() |
专题 | 上海应用物理研究所_中科院上海应用物理研究所2004-2010年 |
推荐引用方式 GB/T 7714 | Dai, DD,Dai, ZM. Beam dynamics design of an SP-FEL compact THz source[J]. NUCLEAR SCIENCE AND TECHNIQUES,2010,21(5):5. |
APA | Dai, DD,&Dai, ZM.(2010).Beam dynamics design of an SP-FEL compact THz source.NUCLEAR SCIENCE AND TECHNIQUES,21(5),5. |
MLA | Dai, DD,et al."Beam dynamics design of an SP-FEL compact THz source".NUCLEAR SCIENCE AND TECHNIQUES 21.5(2010):5. |
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