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基于碳纳米管阴极的多光束 X 射线源技术

CNT Cathode based Multi-beam X-ray Source Technology

  • 摘要: 以碳纳米管材料作为场致发射电子源的 X 射线源是近几年国际上的研究前沿。相比传统热电子发射 X 射线源而言, 碳纳米管 X 射线源具有结构紧凑、高时间分辨、可编程发射等优势。面向静态扫描成像系统的多光束 X 射线源是碳纳米管 X 射线源的重要发展方向之一。文章将介绍基于碳纳米管阴极的多光束 X 射线源技术。

     

    Abstract: Carbon nanotube (CNT) cathode based X-ray source is a leading field of X-ray CT technology in recent years. Compared with traditional thermal emission X-ray source, CNT X-ray source has characteristics of miniaturization, high resolution of time and programmable emission. Multi-beam X-ray source for stationary X-ray scanner is one of the most important applications of CNT X-ray source. In this paper, the development of CNT cathode based multi-beam X-ray source were introduced.

     

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