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次级束流
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  secondary beam
     The time and energy calibration of the silicon detector has been done by using the secondary beam from 16O at 95MeV/u.
     利用95MeV/u的~(16)O束产生的次级束流对半导体硅探测器进行了时间和能量定标。
短句来源
     Secondary beam technology and its application
     次级束流技术及其应用
短句来源
     It can contribute to the good use of radioactive secondary ion beams produced by GIRAFFE,the secondary beam facility at HI-13 tandem accelerator,and indirectly extract the proton capture cross section which has not been available to date or reduce its uncertainty(compared with the preexisting results).
     该方法有助于更充分地利用北京HI-13串列加速器次级束流线(GIRAFFE)上现有次级束流,拓宽其实验研究范围,间接得出质子辐射俘获截面(或反应率)且减小其不确定性(相对于已有数据)。
短句来源
     The time and energy calibration of Si-telescope by using secondary beam
     用次级束流对硅望远镜的时间和能量定标
短句来源
     This technology and its application are reviewed. The idea for developing the secondary beam technology on HIRFL accelerator is described, and the result of first-order beam optics is also given.
     本文综述了次级束流技术及其在新同位素合成、衰变特性研究中的应用以及在原子核反应机制和核结构研究中的应用,并描述了在兰州HIRFL加速器上发展这一技术的设想及一级束流光学计算结果。
短句来源
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  radioactive ion beam
     The radioactive ion 20 Na was identified in beam through TOF Δ E method on the Radioactive Ion Beam Line in Lanzhou (RIBLL).
     由新建成的兰州放射性次级束流线 (RIBLL )提供的2 0 Na次级束 ,利用飞行时间 (TOF)和能损 (ΔE)符合的方法实现 2 0 Na次级束流的在束鉴别与调制。
短句来源
     This paper describes the working principle and structure of the control system of the Radioactive Ion Beam Line in Lanzhou (RIBLL).
     介绍了兰州重离子加速器国家实验室放射性次级束流装置(RIBLL)的控制系统的原理、组成及其结构.
短句来源
     The characteristics of scintillation fiber BCF-12 and the beam diagnosis unitsusing BCF-12 fibers and PMT for reading out was introduced. Emphasis was laid ondescribing its structure, character and applications in the radioactive ion beam linein Lanzhou (RIBLL).
     介绍了BCF-12光纤的特性,着重描述了以BCF—12光纤为主体,用光电倍增管读出的束流诊断元件的结构、特性及其在兰州放射性离子次级束流装置RIBLL上的应用。
短句来源
     The Computer Control System applied in the Radioactive Ion Beam Line Lanzhou (RIBLL) is introduced.
     介绍了计算机控制在兰州放射性核素次级束流装置(RIBLL)中的应用。
短句来源
     The procedure of data acquisition was divided in two stages, i.e., on beam and off beam stage, to record the Radioactive Ion Beam (RIB) and β +delay particles respectively.
     将数据获取过程分为有束和停束两个获取时段 ,分别完成对次级束流和β+ 延发粒子的记录。
短句来源
更多       
  radioactive ion beam line
     This paper describes the working principle and structure of the control system of the Radioactive Ion Beam Line in Lanzhou (RIBLL).
     介绍了兰州重离子加速器国家实验室放射性次级束流装置(RIBLL)的控制系统的原理、组成及其结构.
短句来源
     The radioactive ion 20 Na was identified in beam through TOF Δ E method on the Radioactive Ion Beam Line in Lanzhou (RIBLL).
     由新建成的兰州放射性次级束流线 (RIBLL )提供的2 0 Na次级束 ,利用飞行时间 (TOF)和能损 (ΔE)符合的方法实现 2 0 Na次级束流的在束鉴别与调制。
短句来源
     The Computer Control System applied in the Radioactive Ion Beam Line Lanzhou (RIBLL) is introduced.
     介绍了计算机控制在兰州放射性核素次级束流装置(RIBLL)中的应用。
短句来源
     In this article, the design and development of the vacuum monitor system on Radioactive Ion Beam Line in Lanzhou(RIBLL) is described.
     本文介绍了兰州放射性核素次级束流装置 ( RIBL L)中真空的计算机远程读出监视系统的设计和实现。
短句来源
  “次级束流”译为未确定词的双语例句
     Studies and Progress of Exotic Nuclei with Radioactive Beam at HIRFL
     HIRFL上奇异核次级束流的研究及进展
短句来源
     Improvement of Beam Intensity of RIBLL
     RIBLL 次级束流强度的提高
短句来源
     RIBLL terminal experimental setup consists of RIB identification system,secondary target control systemand secondary reaction preducts measurement system.
     本文描述了一套放射性核次级束流引起反应测量的实验装置,它由次级束流鉴别、测量系统、次级靶控制系统和次级反应产物鉴别、测量系统组成。
短句来源
     The total reaction cross sections for neutron-rich nucleus 8He at energy range from 25 to 40MeV/u on Si target have been measured and compared with the experimental data of R. E.
     利用HIRFL50MeV/u13C束流在Be靶上碎裂,RIBLL选择出丰中子放射性次级束流8He,实验测量了25-40MeV/u8He在28Si靶上的反应总截面.
短句来源
     The researches with Radioactive Nucleon Beam (RNB) at HIRFL is proposed as threestages.
     HIRFL上发展的奇异核次级束流的研究计划分为三阶段。
短句来源
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  secondary beam
The secondary beam was formed upon efflux of molecules from the pressure shock through an orifice into a high-vacuum chamber compartment.
      
The characteristics of the secondary beam were studied.
      
Vibrational excitation of molecules in the shock wave and subsequent vibrational-translational relaxation, which occurs when a gas is expanded in a vacuum, allow the kinetic energy of molecules in the secondary beam to be substantially increased.
      
The pressure shock is used as a source of a secondary beam for generating low-energy molecules.
      
The method is based on the formation of a cold pressure shock (shock wave) in an intense pulsed molecular beam interacting with a solid surface, which serves as a source of the secondary beam of low-energy molecules.
      
更多          
  radioactive ion beam
These data provide basic information for future radioactive ion beam facilities and for technical applications like intense neutron sources by means of spallation targets.
      
An important effort has been developed in recent decades to measure the masses and β-decay rates of very neutron-rich nuclei at radioactive ion beam (RIB) facilities.
      
The α-decay chain 109Xe → 105Te → 101Sn was identified at the Holifield Radioactive Ion Beam Facility.
      
The design of future radioactive ion beam (RIB) facilites requires the forecast of radio isotope inventory after irradiation.
      
Purification of a Zn radioactive ion beam by alkali suppression in a quartz line target prototype
      
更多          
  radioactive ion beam line
Radioactive ion beam line in Lanzhou (RIBLL) has been constructed for the production of short-lived radioactive nuclei and studies of exotic nuclei far from the β-stability line.
      
The upgraded radioactive ion beam line of Lanzhou and the project of the cooler storage ring of Lanzhou are presented in this paper.
      


Secondary beam is a new and efficient experimental technology which is developed to study nuclear physics in recent years. This technology and its application are reviewed. The idea for developing the secondary beam technology on HIRFL accelerator is described, and the result of first-order beam optics is also given.

次级束流技术是近几年来在核物理研究中发展起来的一种新的、强有力的实验手段。本文综述了次级束流技术及其在新同位素合成、衰变特性研究中的应用以及在原子核反应机制和核结构研究中的应用,并描述了在兰州HIRFL加速器上发展这一技术的设想及一级束流光学计算结果。

A The scientific activities and achievements made at the Heavy Ion Research Facil-

本文总结了三年来在兰州重离子研究装置(HIRFL)上进行的科研工作和取得的成果.简单介绍了HIRFL 的工作状态、次级束流线与ECR 离子源的发展、中能重离子引起的反应研究、热核与远离β稳定线核素的合成与研究和重离子束的应用等.

The intermediate energy domain ([10~100]MeV/u) is a transitional region

中能区([10~100]MeV/u)是一个由平均场相互作用向核子-核子相互作用的过渡区.在这两种不同的碰撞机制之间没有明确的分界线.它们之间的并存和逐步过渡使反应机制变得相当复杂,在实验上和理论上的研究都是十分有意义的,是当前核物理的前沿领域.弹核碎裂和中等质量碎片的发射是研究反应机制变化的重要课题.对热核的形成和衰变的研究,可以拓广人们对极端条件下核物质运动规律的认识.放射性核次级束流传输线的建立将提供用放射性核进行总反应截面、弹性碰掸和其它反应过程研究的可能性.

 
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