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| Content Provider | Springer Nature Link |
|---|---|
| Author | Welsch, C. P. Papash, A. I. Harasimowicz, J. Karamyshev, O. Karamysheva, G. A. Newton, D. Panniello, M. Putigna, M. Siggel King, M. R. F. Smirv, A. |
| Copyright Year | 2014 |
| Abstract | The Ultra-low energy electrostatic Storage Ring (USR) at the future Facility for Low-energy Antiproton and Ion Research (FLAIR) will provide cooled beams of antiprotons in the energy range between 300 keV down to 20 keV. Based on the original design concept developed in 2005, the USR has been completely redesigned over the past few years by the QUASAR Group. The ring structure is now based on a ’split achromat’ lattice. This ensures compact ring dimensions of 10 m × 10 m, whilst allowing both, in-ring experiments with gas jet targets and studies with extracted beams. In the USR, a wide range of beam parameters shall be provided, ranging from very short pulses in the nanosecond regime to a coasting beam. In addition, a combined fast and slow extraction scheme will be featured that allows for providing external experiments with cooled beams of different time structure. Detailed investigations into the dynamics of low energy beams, including studies into the long term beam dynamics and ion kinetics, beam life time, equilibrium momentum spread and equilibrium lateral spread during collisions with an internal target were carried out. This required the development of new simulation tools to further the understanding of beam storage with electrostatic fields. In addition, studies into beam diagnostics methods for the monitoring of ultra-low energy ions at beam intensities less than 10 6 were carried out. This includes instrumentation for the early commissioning of the machine, as well as for later operation with antiprotons. In this paper, on overview of the technical design of the USR is given with emphasis on two of the most important operating modes, long term beam dynamics and the design of the beam diagnostics system. |
| Starting Page | 139 |
| Ending Page | 146 |
| Page Count | 8 |
| File Format | |
| ISSN | 03043843 |
| Journal | Hyperfine Interactions |
| Volume Number | 229 |
| Issue Number | 1-3 |
| e-ISSN | 15729540 |
| Language | English |
| Publisher | Springer International Publishing |
| Publisher Date | 2014-04-02 |
| Publisher Place | Cham |
| Access Restriction | Subscribed |
| Subject Keyword | Storage Ring Low energy beam Antiprotons Life time Beam diagnostics Nuclear Physics, Heavy Ions, Hadrons Atomic, Molecular, Optical and Plasma Physics Condensed Matter Physics Surfaces and Interfaces, Thin Films |
| Content Type | Text |
| Resource Type | Article |
| Subject | Nuclear and High Energy Physics Atomic and Molecular Physics, and Optics Physical and Theoretical Chemistry Condensed Matter Physics |
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