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Published January 16, 2022 | Version v2
Journal article Open

Joint inversion of body wave arrival times, surface wave dispersion data and receiver functions: Method and Application to south China

  • 1. Laboratory of Seismology and Physics of Earth's Interior, School of Earth and Space Sciences, University of Science and Technology of China
  • 2. Oak Ridge National Laboratory, Oak Ridge, TN, USA

Description

The file contains the seismic datasets (body wave travel times, surface wave dispersion maps and receiver functions) and the three dimensional P- and S-wave velocity (Vp & Vs) models in south China for the manuscript entitled " Joint inversion of body wave arrival times, surface wave dispersion data and receiver functions: Method and Application to south China". 

For body-wave arrival time data, it includes catalog information (bw_event.dat), seismic station file (bw_station.dat) and data file (bw_absolute.dat). In the file named 'bw_station.dat', each line represents station name and coordinates ( latitude, longitude and elevation in meters). The event file contains the earthquakes catalog information in eleven columns. The data file (bw_absolute.dat) contains absolute arrival times used in the inversion. The line starting with " # " represents the event ID and its origin time information that can be found in event,dat. For each event, the followed lines represent travel times at each station and its quality. For detailed formats about these files, please refer to manuals for hypoDD (Waldhauser and Ellsworth, 2001) and tomoDD (Haijiang Zhang & Thurber,2003).

For surface-wave dispersion data, it includes both Rayleigh wave phase and group velocity maps at different periods (sw_group.dat & sw_phase.dat). For each file, it contains four columns: longitude, latitude, periods and the corresponding velocity.

For receiver functions, the smoothed receiver functions in SAC format (data_rf.zip) are provided.

For the result model files (Vp.txt & Vs.txt), each line represents the Vp or Vs at each grid node with the format of Longitude, Latitude, Depth(km), Vp(km/s) or Vs(km/s). The zero-depth here means the free surface.

Files

data_rf.zip

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Additional details

References

  • Waldhauser, F. (2001). hypoDD: a computer program to compute double- difference hypocenter locations, U.S. Geol. Surv. Open File Rept. 01- 113,25pp.
  • Zhang, H., and C. H. Thurber (2003), Double-Difference Tomography: The Method and Its Application to the Hayward Fault, California, Bull. Seism. Soc. Am, 93, 1875-1889.