Precise Measurement of Separation Between Two Spherical Source Masses
作者： Chen De-Cai , Luo Jun , Hu Zhong-Kun , Zhao Liang
DOI: 10.1088/0256-307X/21/1/010
关键词:
摘要: A driving gauge method is performed to determine the separation between two spherical source masses in measurement of Newtonian gravitational constant G. The experimental result shows that uncertainty determining about 0.35 μm, which would contribute an 7.3 ppm value
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