Over the last two decades a series of large ring laser gyroscopes have been built having an
unparalleled scale factor. These upscaled devices have improved the sensitivity and stability …

Rotational seismology is an emerging field for studying all aspects of rotational ground
motions induced by earthquakes, explosions, and ambient vibrations. It is of interest to a …

摘要旋转分量是地震波场的重要组成部分, 可以为地球内部结构成像和震源参数测定等研究提供
基础信息, 然而缺少高精度的观测仪器, 其应用受限. 新发展的高精度光纤陀螺为测量旋转分量 …

It has been noted by theoretical seismologists for decades that—in addition to translations
and strains—the rotational part of ground motions should also be recorded. It is expected …

Recent progress in rotational sensor technology has made it possible to directly measure
rotational ground-motion induced by seismic waves. When combined with conventional …

Single-component ring lasers have provided high-resolution observations of Earth's rotation
rate as well as local earthquake-or otherwise-induced rotational ground motions. Here, we …

The rotational part of earthquake-induced ground motion has basically been ignored in the
past decades, compared to the substantial research in observing, processing and inverting …

Interest in measuring displacement gradients, such as rotation and strain, is growing in
many areas of geophysical research. This results in an urgent demand for reliable and field …

系统调研了地震波旋转运动的理论研究, 仪器研制, 实际观测和应用, 总结了地震波旋转运动的
研究成果. 首先介绍了旋转分量的定义及间接地通过平动分量求取旋转分量的方法 …

Starting with descriptions of rotational seismology, areas of interest and historical field
measurements, the fundamental requirements for rotational seismometers for seismological …