论文标题

SIS100 Tune象限中没有结构共振的重离子快速提取

Absence of Structure Resonances in SIS100 Tune Quadrant for Heavy Ion Fast Extraction

论文作者

Oeftiger, Adrian

论文摘要

对于长期存储时间,对同步基因的长期存储时间至关重要,因为它们可以导致光晕产生和随后的光束损失,至关重要。该报告讨论了在快速提取模式下预见的SIS100中重离子操作的结构共振,$ 18.5 <q_ {x,y} <19 $。在标称横向空间电荷条件下SIS100积累平稳期持续时间的梁损耗的模拟,最大音调偏移为$ΔQ^{sc}} _y = -0.3 $补充讨论。

The understanding and avoidance of space charge induced resonances is of utmost importance for long storage times in synchrotrons, as they can lead to halo generation and subsequent beam loss. This report discusses the absence of structure resonances for heavy-ion operation in SIS100 in the tune quadrant foreseen for the fast extraction mode, $18.5 < Q_{x,y} < 19$ . Simulations of beam losses for the duration of the SIS100 accumulation plateau at nominal transverse space charge conditions with a maximum tune shift of $ΔQ^{SC}_y = -0.3$ supplement the discussion.

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