Effect of Frequency-Stabilized Laser on Gravity Measurement of A10
Abstract This paper introduces the working modes of ML-1 frequency-stabilized laser. The results of single mode and two modes measurements are compared with those of the FG5X absolute gravimeter. We show that the working modes of ML-1 laser can effectively reduce the influence of temperature drift and time drift on absolute gravity observation. The red/blue separation indicates the laser drift. When the red/blue separation is large, it indicates that there is a large drift in the frequency-stabilized laser, which needs calibration.
Key words :
A10
absolute gravity measurement
frequency stabilized laser
red-blue mode
wavelength drift
Cite this article:
SANG Peng,ZHANG Weimin,TIAN Wei et al. Effect of Frequency-Stabilized Laser on Gravity Measurement of A10[J]. jgg, 2020, 40(6): 652-654.
SANG Peng,ZHANG Weimin,TIAN Wei et al. Effect of Frequency-Stabilized Laser on Gravity Measurement of A10[J]. jgg, 2020, 40(6): 652-654.
URL:
http://www.jgg09.com/EN/ OR http://www.jgg09.com/EN/Y2020/V40/I6/652
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