Calibration of the superconducting gravimeter based on a cold atom absolute gravimeter at NIM*

Project supported by the National Key Research and Development Program of China (Grant Nos. 2016YFF0200103 and 2016YFF0200200) and the Fundamental Research Funds for National Institute of Metrology, China (Grant No. 22-AKY1608).

Wang Qiyu1, Feng Jinyang1, Wang Shaokai1, Zhuang Wei1, Zhao Yang1, Mou Lishuang2, Wu Shuqing1, †
       

(color online) Gravity changes measured by the CAG NIM-AGRb-1 versus simultaneous output of SG iGrav-012. The black dots are the experimental observations and the red line represents the LS fitting result.