In 1918, Lense and Thirring discovered in general relativity the gravitomagnetic effect on the Moon’s orbit around Earth in the gravitational field of the rotating Sun. This Lense-Thirring frame dragging effect is important in the understanding of astrophysical phenomena. It is also important in finding the matched templates for detecting gravitational waves. Lense-Thirring precession of the orbits of LAGEOS satellites was experimentally verified. The frame-dragging on the quartz gyros on board the Gravity Probe B drag-free satellite is successfully measured. With the development of laser interferometry and atom interferometry, the precision of laser ring gyros and atom gyros improves quickly. A number of large-scale earth-based ring gyros with the aim for geophysical applications, and for measuring the Lense-Thirring effects are under development. Large-scale atom gyros have also been seriously proposed.
Year 2018 marks the centennial of Lense-Thirring effects. We take the opportunity to celebrate this occasion by organizing an international workshop on Lense-Thirring frame dragging and large-scale rotation sensing and related topics. The topics for this workshop include:
- Gravitomagnetism;
- Lense-Thirring effects in the solar system, in astrophysics and in cosmology;
- Large-scale laser ring gyros;
- Precision atom gyros and large-scale proposals;
- Space rotation sensors;
- Application to geophysics together with interferometric strain meters;
- Precision area metrology and geometrical stability;
- Other related topics
06月06日
2018
06月10日
2018
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