Characterization and limits of a cold-atom Sagnac interferometer

被引:168
作者
Gauguet, A. [1 ]
Canuel, B. [1 ]
Leveque, T. [1 ]
Chaibi, W. [1 ]
Landragin, A. [1 ]
机构
[1] UPMC, CNRS, Observ Paris, LNE SYRTE, F-75014 Paris, France
来源
PHYSICAL REVIEW A | 2009年 / 80卷 / 06期
关键词
NOISE; SENSITIVITY;
D O I
10.1103/PhysRevA.80.063604
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We present the full evaluation of a cold-atom gyroscope based on atom interferometry. We have performed extensive studies to determine the systematic errors, scale factor and sensitivity. We demonstrate that the acceleration noise can be efficiently removed from the rotation signal, allowing us to reach the fundamental limit of the quantum projection noise for short term measurements. The technical limits to the long term sensitivity and accuracy have been identified, clearing the way for the next generation of ultrasensitive atom gyroscopes.
引用
收藏
页数:12
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