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arXiv 0906.3592physics.acc-ph
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SRF腔体几何形状优化,使ILC的表面e.m.最小化场和优越的带宽

SRF cavity geometry optimization for the ILC with minimized surface e.m. fields and superior bandwidth

N. Juntong, R. M. Jones, I. R. R. Shinton

摘要:

ILC的主直线加速器由基于TESLA设计的九个单元腔组成。为了便于达到更高的梯度,我们重新设计了腔体形状。这导致表面电场与加速场之比(Es/Ea)和磁场与加速场之比(Bs/Ea)都减小,与几种当前设计相比。加速模式的带宽也被优化。这种新的形状,我们称之为新的低表面场(NLSF)设计,承担与一郎,再入和LSF设计的比较。

英文摘要:

The main linacs of the ILC consist of nine-cell cavities based on the TESLA design. In order to facilitate reaching higher gradients we have re-designed the cavity shape. This leads to a reduction, comparable to several current designs, in both the ratio of the surface electric field to the accelerating field (Es/Ea) and the magnetic field to the accelerating field (Bs/Ea). The bandwidth of the accelerating mode is also optimized. This new shape, which we refer to as the New Low Surface Field (NLSF) design, bears comparison with the Ichiro, Re-entrant and LSF designs.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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