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astro-ph.IM2023
Six-degrees-of-freedom test mass readout via optical phase-locking heterodyne interferometry
Xin Xu, Jinsong Liu, Henglin Mu +2
Accurate position and posture measurements of the freely-falling test mass are crucial for the success of spaceborne gravitational wave detection missions. This paper presents a no…
astro-ph.IM2022★ 1 cited
Laboratory development of a heterodyne interferometric system for translation and tilt measurement of the proof mass in the space gravitational wave detection
Xin Xu, Yidong Tan
Laser heterodyne interferometry plays a key role in the proof mass's monitor and control by measuring its multiple degrees of freedom motions in the Space Gravitational Wave Detect…