摘要
The compression of a cylindrical sample of hydrogen contained in a hollow shell of Pb or Au has been analyzed in the framework of the experiments to be performed in the heavy ion synchrotron SIS100 to be constructed at the Gesellschaft furs Schwerionenforschung (GSI) Darmstadt. The target implosion is driven by an intense beam of heavy ions with a ring-shaped focal spot. We report the results of a parametric study of the final state of the compressed hydrogen in terms of the target and beam parameters. We consider the generation of the annular heated region by means of a radio-frequency wobbler that rotates the beam at extremely high frequencies in order to accommodate symmetry constraints. We have also studied the hydrogen conditions that can be achieved with a non-rotating beam with Gaussian focal spot and the possibility to use a beam stopper as an alternative way to avoid the direct heating of the sample. Finally, we report the analysis of the hydrodynamic instabilities that affect the implosion and the mitigating effects of the elastoplastic properties of the shell.
| 源语言 | 英语 |
|---|---|
| 页(从-至) | 27-33 |
| 页数 | 7 |
| 期刊 | Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment |
| 卷 | 544 |
| 期 | 1-2 |
| DOI | |
| 出版状态 | 已出版 - 21 5月 2005 |
| 已对外发布 | 是 |
| 活动 | Proceedings of the 15th International Symposium on Heavy Intertial Fusion HIF 2004 - 期限: 7 6月 2004 → 11 6月 2004 |
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