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用磁场线圈产生磁屏蔽效果在氢钟上运用的可行性分析 被引量:1

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摘要 随着中国航天技术的发展,对小型化的氢原子钟的需求越来越迫切。在减小体积和重量的前提下为保持氢钟现有的工作指标,对现有的氢钟物理条件提出了更高的要求,其中包括在氢钟屏蔽层数减少时保持磁屏蔽系数不变。原理分析、计算仿真了高磁导材料和磁场线圈2种屏蔽方法在氢钟上使用的优劣性,并通过对比实验验证了在氢钟上使用磁场线圈代替磁屏蔽材料产生磁屏蔽效果的可行性。
出处 《中国科学院上海天文台年刊》 2011年第1期114-120,共7页 Annals Shanghai Astronomical Observatory Chinese Academy of Sciences
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