Seismological processing of six degree-of-freedom ground-motion data

D Sollberger, H Igel, C Schmelzbach, P Edme… - Sensors, 2020 - mdpi.com
Recent progress in rotational sensor technology has made it possible to directly measure
rotational ground-motion induced by seismic waves. When combined with conventional …

[PDF][PDF] 利用单点六分量地震提取面波频散谱的数值验证

孙丽霞, 韦永祥, 张宝剑 - 地球物理学报, 2023 - dsjyj.com.cn
摘要面波频散反演是揭示地下速度结构的一项重要手段. 传统面波勘探技术侧重于多台站阵列
数据频散分析. 旋转地震学理论框架下六分量地震观测时, 仅利用单台站记录的平动与旋转分量 …

Single-station seismic microzonation using 6C measurements

S Keil, J Wassermann, H Igel - Journal of Seismology, 2021 - Springer
Microzonation is one of the essential tools in seismology to mitigate earthquake damage by
estimating the near-surface velocity structure and developing land usage plans and …

6-C polarization analysis using point measurements of translational and rotational ground-motion: theory and applications

D Sollberger, SA Greenhalgh… - Geophysical Journal …, 2018 - academic.oup.com
We provide a six-component (6-C) polarization model for P-, SV-, SH-, Rayleigh-, and Love-
waves both inside an elastic medium as well as at the free surface. It is shown that single …

Toward a single‐station approach for microzonation: Using vertical rotation rate to estimate Love‐wave dispersion curves and direction finding

J Wassermann, A Wietek… - Bulletin of the …, 2016 - pubs.geoscienceworld.org
Microzonation, the estimation of (shear) wave velocity profiles of the upper few 100 m in
dense 2D profiles, is one of the key methods for understanding the variation in seismic …

Six‐Component Earthquake Synchronous Observations Across Taiwan Strait: Phase Velocity and Source Location

C Chen, Y Wang, L Sun, CJ Lin, Y Wei… - Earth and Space …, 2023 - Wiley Online Library
With the development of rotational seismometers, especially the high‐sensitivity optical
seismometers, rotational motions have shown increasing benefits for calculation of …

Analysis of rotation sensor data from the SINAPS@ Kefalonia (Greece) post-seismic experiment—link to surface geology and wavefield characteristics

S Sbaa, F Hollender, V Perron, A Imtiaz, PY Bard… - Earth, Planets and …, 2017 - Springer
Although rotational seismology has progressed in recent decades, the links between
rotational ground motion and site soil conditions are poorly documented. New experiments …

Efficient wave type fingerprinting and filtering by six-component polarization analysis

D Sollberger, N Bradley, P Edme… - Geophysical Journal …, 2023 - academic.oup.com
We present a technique to automatically classify the wave type of seismic phases that are
recorded on a single six-component recording station (measuring both three components of …

Numerical verification of extracting surface wave dispersion spectrum from a single point six-componentseismic observation

F CHEN, Y WANG, W LI, GY GUO, LP QIN… - Chinese Journal of …, 2023 - en.dzkx.org
Surface wave dispersion curve inversion is utilized to obtain subsurface velocity structure,
but the traditional surface wave exploration technology focuses on the dispersion analysis …

Low‐frequency tilt seismology with a precision ground‐rotation sensor

MP Ross, K Venkateswara… - Seismological …, 2018 - pubs.geoscienceworld.org
We describe measurements of the rotational component of teleseismic surface waves using
an inertial high‐precision ground‐rotation sensor installed at the Laser Interferometer …