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arXiv physics/0008007physics.acc-ph
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长直线加速器中的四极失调和转向

Quadrupole Misalignments and Steering in Long Linacs

G. V. Stupakov

摘要:

本文研究了长直线加速器中四极不对准引起的轨道抖动和发射度增长。首先,假设一个FODO晶格,我们推导出解析公式的RMS偏差的轨道和发射度的增长所造成的随机不相关的失调的所有四极。然后,我们考虑一个对齐算法的基础上最小化BPM读数与给定的BPM分辨率和有限的移动步骤。

英文摘要:

We present a study of orbit jitter and emittance growth in a long linac caused by misalignment of quadrupoles. First, assuming a FODO lattice, we derive analytical formulae for the RMS deviation of the orbit and the emittance growth caused by random uncorrelated misalignments of all quadrupoles. We then consider an alignment algorithm based on minimization of BPM readings with a given BPM resolution and finite mover steps.

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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