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精度 通过抑制激光交叉声和光转移来改善一个紧的Rb原子重量计
Guiguo Ge1,2, Xi Chen1, Jinting Li1,2
1Innovation Academy for Precision Measurement Science and Technology, Chinese Academy of Sciences, Wuhan 430071, China.
Sensors (Basel, Switzerland)
|July 14, 2023
概括
我们开发了一种紧的85Rb原子重量计 (AG),精度提高. 这种先进的重力计在50000秒内实现了0.65μGal的长期稳定性.
科学领域:
- 原子物理 原子物理
- 地质物理学 地质物理学
- 仪器化 仪器化 仪器化
背景情况:
- 准确的重力测量对于各种科学和工业应用至关重要.
- 传统的重力计在精度和稳定性方面存在局限性.
研究的目的:
- 设计和实施一个紧而高精度的85Rb原子重量计.
- 通过减轻系统错误来提高测量精度.
主要方法:
- 使用了紧的85Rb原子重量计设计,直径35厘米,高度65厘米.
- 实施技术来抑制激光交叉声和光转移.
- 员工自动定位调整和振动噪声补偿.
主要成果:
- 通过系统的错误抑制实现了更好的测量准确性.
- 通过与超导重力计进行比较,在50000秒内证明了0.65μGal的长期稳定性.
结论:
- 开发的紧型原子重量计提供了高精度和稳定性.
- 该仪器适用于需要精确重力测量的应用.
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