正负电子对撞机

zhènɡ fù diàn zǐ duì zhuànɡ jī
  • electron-positron collider
正负电子对撞机正负电子对撞机
  1. 低温传输管线是北京正负电子对撞机重大升级改造(BEPCⅡ)中低温系统的关键设备之一。

    The cryogenic transfer lines are main facilities in the cryogenic system of Beijing Electron-Positron Collider Upgrade ( BEPC ⅱ) .

  2. 我们的正负电子对撞机工程在全世界也是居于前列的。

    The engineering of the electron-positron collider that we have completed also ranks among the world 's most advanced technologies .

  3. 本文介绍利用北京正负电子对撞机同步辐射软X射线光刻装置进行亚微米X射线光刻技术和深结构光刻的实验研究。

    Experimental investigations on soft x ^ ray lithography technology using synchrotron radiation x-ray lithography apparatus of BEPC is presented in this paper .

  4. 北京正负电子对撞机电磁Wiggler专用计算机控制系统

    The computer control system of the electromagnetic wiggler at BEPC

  5. 本文介绍了BEPC工程(北京正负电子对撞机)同步辐射X射线光刻光束线真空系统设计。

    This paper describes the design of a vacuum system for the X-ray lithograph beam line of Beijing Electron Positron Colliding Device .

  6. 在北京正负电子对撞机上开展的BES实验,抓住机遇,作出了贡献。

    The BES experiment at BEPC electron-positron collider has seized the opportunity and made its remarkable contribution .

  7. 北京正负电子对撞机重大改造工程(简称BEPCⅡ)是国家重大科学工程项目。

    The reconstruction of Beijing Electron Positron Collider ( BEPCII ) is a great national scientific project .

  8. 北京正负电子对撞机(BEPC)正电子源的优化

    Optimization of BEPC positron source

  9. 在北京正负电子对撞机直线加速器实验束上进行了BESⅢ飞行时间计数器1:1模型的束流测试。

    A 1:1 module of time of flight counter of BES ⅲ is measured with the test beam of BEPC .

  10. 文章给出了北京正负电子对撞机二期工程(BEPCⅡ)未来预注入器中571.2MHz次谐波聚束腔结构的物理设计步骤和方法。

    The paper concerns in the physical design method of 571.2 MHz sub - ( harmonic ) buncher .

  11. 本文介绍了国家重点工程&北京正负电子对撞机北京谱仪BESⅢ慢控制系统中供气系统、安全联锁系统的方案设计。

    The article gives a detailed introduction to the design of Gas and Security Interlock System of BES ⅲ Slow Control .

  12. 概括了同步光束流测量的特点,简单描述了北京正负电子对撞机(BEPC)现有同步光束流测量系统。

    This paper generalizes the properties of a synchrotron light measurement system and describes the present measurement system for BEPC .

  13. 北京正负电子对撞机(BEPC)是用于高能物理研究的国家重点实验室。

    Beijing Electron Positron Collider ( BEPC ) is the State Key lab of our country in high physics research .

  14. 探讨了设计负动量压缩因子(αp<0)的正负电子对撞机储存环磁聚焦结构的可行性及方法.作为应用实例,说明了设计αp<0的τ-粲工厂磁聚焦结构的可能性。

    The possibility and method of designing a high luminosity collider with negative momentum compaction factor (α p < 0 ) lattice are studied . As a practical example , the feasibility of adopting the α p < 0 lattice for a τ - charm factory is discussed .

  15. 根据北京正负电子对撞机(BEPC)改造对同步光束流测量系统提出的最新性能指标,提出了全新的同步光引出镜的设计方案。

    The design of a SR extraction mirror for BEPC synchrotron light measurement system is presented and discussed in detail according to the latest request .

  16. 研究了在北京正负电子对撞机(BEPC)的BES谱仪实验中利用迭代判断分析法(IDA)和神经元网络法(NN)进行e,μ,π粒子的鉴别。

    The application of Iterative Discriminant Analysis ( IDA ) and Neural Networks ( NN ) methods for e , μ, π particle identification in BES experiment on BEPC collider was discussed .

  17. 北京正负电子对撞机(BEPC)是我国第一次建造的高能粒子加速器。其储存环真空系统为周长240.4米的跑道形圆形。

    The Beijing Electron Positron Collider ( BEPC ) project was first made in 1988 , The circumference of its storage ring vacuum system is 240.4m .

  18. 对北京正负电子对撞机(BEPC)同步辐射专用模式下的横向二阶差共振耦合做了研究。

    Based on the linear difference resonance coupling perturbation theory , studies on the coupling in Beijing Electron Positron Collider ( BEPC ) synchrotron radiation mode are carried out .

  19. 对在北京正负电子对撞机(BEPC)上观测到的由离子引起的电子束二极耦合束团不稳定性的实验数据作了分析处理,给出了这种二极耦合束团不稳定性的边带。

    An ion induced coupled bunch instability observed in the Beijing Electron Positron Collider ( BEPC ) is analyzed in the paper , with the given side band of the instability .

  20. IF-3干膜润滑剂在北京正负电子对撞机探测器真空活动组件上获得了成功应用。

    It has heen successfully used in the lubrication of movable part of detector of Beijing Plus-minus Electronic Countermeasure set .

  21. 本文针对北京正负电子对撞机重大改造项目(BEPCⅡ)中的超导腔冷却系统,得到了制冷机停机工况下供液杜瓦非稳态供液过程数学模型。

    A numerical model for the liquid helium discharge process from control dewar is presented , which is under shut-down condition of the SRF cooling system in Beijing Electron-Positron Collider Upgrade ( BEPC ⅱ) .

  22. 对其中QCD的参数和强子谱研究的问题做了较细致的讨论,特别是讨论了北京正负电子对撞机/北京谱仪可以开展的强子物理实验研究。

    The determination of the QCD parameters and the study of the hadron spectroscopy are discussed in more detail . It is shown that BEPC / BES can play a role in the study of hadron physics .

  23. 1988年10月,监测器给出北京正负电子对撞机(BEPC)的首次对撞亮度,起始对撞亮度值为5×10~(23)/cm~2·s。

    In October of 1988 , the luminosity monitor provided the first colliding luminosity of BEPC , and the initial luminosity was 5 × 10 ~ ( 28 ) / cm ~ 2 . sec .

  24. 陈述了在北京正负电子对撞机重大升级改造工程(BEPCⅡ)中一个应用于北京谱仪III(BESIII)主漂移室(MDC)事例筛选的快速重建算法。

    The purpose of this paper is to present a fast reconstruction algorithm in the Beijing Electron Positron Collider upgrade ( BEPC ⅱ), which can be used in the Main Drift Chamber ( MDC ) event filter at Beijing Spectrometer III ( BESIII ) .

  25. 介绍了北京正负电子对撞机升级改进国家重点项目二期工程中,北京谱仪BESIII慢控制系统的微机系统结构及数据获取方案及系统软件设计。

    This article mainly introduces the slow control system of BESIII ( Beijing Spectrum III ) in the national key project BEPCII ( Beijing Electron Positron Collider II ), include the computer architecture , data acquisition solution and the design of system software .

  26. 北京正负电子对撞机注入器复测分析

    Repetition Analysis of the Linear Accelerator of Beijing Electron Positron Collider

  27. 多粒子模拟方法分析北京正负电子对撞机储存环束团长度拉伸效应

    Research of Bunch Lengthening of BEPC Ring by Many-Particle Simulation

  28. 北京正负电子对撞机人身安全联锁系统的改进

    Improvement in the personnel security interlock system of Beijing Electron Positron Collider

  29. 北京正负电子对撞机对环境辐射影响的分析

    Analysis of ihe impact of Beijing Electron-Positron Collider on the environmental radiation

  30. 北京正负电子对撞机校正磁铁电源样机控制系统

    Control prototype of corrector power supply in the storage rings of BEPC