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Ion-optical developments tailored for experiments with the Super-FRS at FAIR
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms ( IF 1.3 ) Pub Date : 2021-02-08 , DOI: 10.1016/j.nimb.2021.01.004
J.S. Winfield , H. Geissel , B. Franczak , T. Dickel , E. Haettner , E. Kazantseva , T. Kubo , S. Litvinov , W.R. Plaß , S. Ratschow , C. Scheidenberger , Y.K. Tanaka , H. Weick , M. Winkler , M. Yavor

The future Super-FRS separator-spectrometer at FAIR will provide rare-isotope beams for key experiments in nuclear structure, astrophysics and nuclear reactions. The Super-FRS will use large-aperture magnets, which is important for the acceptance of nuclear reaction products with a large transverse and longitudinal emittance. In the standard ion-optical separator mode, magnetic rigidity analysis in combination with atomic energy-loss will be performed for clean isotopic spatial separation, once in the Pre-Separator and second in the Main-Separator. New ion-optical developments, prepared for different categories of experiments, are presented in this article. The operating modes described in the early publications of the project are updated in the first part of the paper. In the second part, special ion-optical modes mainly for the experiments of the Super-FRS Experiment Collaboration are discussed. This collaboration is the succession of the FRS Collaboration which has concentrated on separator-spectrometer experiments with the present facility at GSI since 1990.



中文翻译:

为FAIR的Super-FRS实验量身定制的离子光学开发

FAIR上未来的Super-FRS分离光谱仪将为核结构,天体物理学和核反应的关键实验提供稀有同位素束。Super-FRS将使用大口径磁体,这对于接受具有大的横向和纵向发射率的核反应产物非常重要。在标准离子-光学分离器模式下,将进行磁刚度分析与原子能损失的结合,以进行干净的同位素空间分离,一次在预分离器中,第二次在主分离器中。本文介绍了为不同类别的实验准备的新离子光学技术。在项目的早期出版物中描述的操作模式在本文的第一部分中进行了更新。在第二部分中 讨论了主要用于Super-FRS实验协作实验的特殊离子光学模式。这项合作是FRS合作的继承,该合作自1990年以来一直集中在GSI现有设施的分离器光谱仪实验上。

更新日期:2021-02-08
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