PERFORMANCE OF AN ULTRA LOW-FREQUENCY FOLDED PENDULUM

被引:59
作者
BLAIR, DG
LIU, JF
MOGHADDAM, EF
JU, L
机构
[1] Department of Physics, The University of Western Australia, Nedlands
基金
澳大利亚研究理事会;
关键词
D O I
10.1016/0375-9601(94)90587-8
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A folded pendulum consisting of the sum of a conventional compound pendulum and an inverse pendulum can be tuned to create a pendulum with the dynamic response of a kilometre scale pendulum. Results are presented demonstrating the stability and Q-factor of the system down to a resonant frequency of 17 mHz. It can be scaled up to form a pre-isolation stage in the vibration isolation system for laser interferometer gravitational wave detectors.
引用
收藏
页码:223 / 226
页数:4
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