許雅儒助研究員 Hsu, Ya-Ju Associate Research Fellow

 TEL: +886-2-2783-9910 ext. 415
 FAX: +886-2-2783-9871
 E-mail: yaru@earth.sinica.edu.tw

 Specialty: Modeling studies on interseismic, coseismic and postseismic deformations, strain modeling, crustal deformation,
      fault kinematics and dynamics, GPS time series analysis, GPS geodesy

[Education]
  • Ph.D , Institute of Geophysics, National Central University, Taiwan, 2004
  • M.S., Institute of Applied Geology, National Central University, Taiwan, 1999
  • B.S., Department of Earth Sciences, National Central University, Taiwan, 1997
[Experiences]
  • Associate Research Fellow , Institute of Earth Sciences , Academia Sinica, Taiwan, 2010/10/29 -
  • Assistant Research Fellow , Institute of Earth Sciences , Academia Sinica, Taiwan, 2006/09 - 2010/10/28
  • Post-doctoral fellow , California Institute of Technology, Seismological Laboratory, USA, 2004/09 - 2006/8
  • Post-doctoral fellow, Institute of Earth Sciences , Academia Sinica, Taiwan, 2004/07 - 2004/09
  • Research assistant , Institute of Earth Sciences , Academia Sinica, Taiwan, 1999/07 - 2000/08
[Affiliation]
  • Geophysical Society of China
  • Geological Society of China
  • American Geophysical Union
[Pubications]

SCIPapers:
  1. Yu, S. B, Y. J. Hsu, T. Bacolcol, C. C. Yang, Y. C. Tsai, and R. Solidum (2011) Present-day crustal deformation along the Philippine Fault in Luzon, Philippines, J. Asian Earth Sci. (in press).

  2. Hsu, Y. J., M. Simons, C. A. Williams, and E. Casarotti (2011) 3-D FEM derived elastic Green's functions for the coseismic deformation of the 2005 Mw 8.7 Nias-Simeulue, Sumatra earthquake, Geochem. Geophys. Geosyst.12, Q07013, doi:10.1029/2011GC003553.

  3. Hsu, Y. J., S. B. Yu, L. C. Kuo, Y. C. Tsai, and H. Y. Chen (2011) Coseismic deformation of the 2010 Jiashian, Taiwan earthquake and implications for fault activities in southwestern Taiwan, Tectonophysics, 502, 328-335, doi: 10.1016/j.tecto.2011.02.005.

  4. Wan, Y.G., S.Z. Sheng, Y. J. Hsu and Y. M. Wu (2011) Effect of stress ratio and friction coefficient on composite P wave radiation patterns. Chin. J. Geophys., 54, 994-1001.

  5. Wu, Y. M., Y. J. Hsu, C. H. Chang, L. S. Teng, and M. Nakamura (2010) Temporal and spatial variation of stress field in Taiwan from 1991 to 2007: Insights from comprehensive first motion focal mechanism catalog, Earth Planet. Sci. Lett., 298, 306-316.

  6. Chen, C. H, C. H. Wang, Y. J. Hsu, S. B. Yu, and L. C. Kuo (2010) Correlation between groundwater level and altitude variations in land subsidence area of the Choshuichi Alluvial Fan, Taiwan, Engineering Geology, 115, 122-131.

  7. Hsu, Y. J., L. Rivera, Y. M. Wu, C. H. Chang, and H. Kanamori (2010) Spatial heterogeneity of tectonic stress and friction in the crust: new evidence from earthquake focal mechanisms in Taiwan, Geophys. J. Int. 182, 329-342.

  8. Hsu, Y. J., S. B. Yu, M. Simons, L. C. Kuo, and H. Y. Chen (2009) Interseismic crustal deformation in the Taiwan plate boundary zone revealed by GPS observations, seismicity, and earthquake focal mechanisms, Tectonophysics, 479, 4-18.

  9. Hsu Y. J., J. P. Avouac, S. B. Yu, C. H. Chang, Y. M. Wu, and J. Woessner (2009) Spatio-temporal slip, and stress level on the faults within the western foothills of Taiwan: Implications for fault frictional properties. Pure and Applied Geophysics, 166, 1853-1884.

  10. Chen, H. Y , Y. J. Hsu, J .C. Lee, S. B. Yu, L. C. Kuo, C. C. Liu and C. S. Tsai (2009) Coseismic displacements and slip Distribution inferred from GPS and leveling observations for the 2006 Peinan Earthquake (Mw 6.1) in southeastern Taiwan, Earth Planets Space, 61, 299–318, 2009 [pdf]

  11. Hsu, Y. J., S. B. Yu, and H. Y. Chen (2009) Coseismic and postseismic deformation associated with the 2003 Chengkung, Taiwan earthquake. Geophys. J. Int. 176, 420-430 [pdf]

  12. Wu, Y. M., L. Zhao, C. H. Chang, and Y. J. Hsu (2008) Focal-mechanism determination in Taiwan by genetic algorithm, Bull. Seismol. Soc. Am., 98, 651-661.

  13. Hsu, Y. J., P. Segall, S. B. Yu, L. C. Kuo, and C. A. Williams (2007) Temporal and spatial variations of postseismic deformation following the 1999 Chi-Chi, Taiwan earthquake, Geophys. J. Int., 169, 367-379.

  14. Hsu, Y. J., M. Simons, J.-P. Avouac, J. Galetzka, K. Sieh, M, Chlieh, D. Natawidjaja, L. Prawirodirdjo and Y. Bock (2006) Frictional afterslip following the Mw 8.7, 2005 Nias-Simeulue earthquake, Sumatra, Science, 312, 1921-1926.

  15. Briggs, R. W., K. Sieh, A. J., Meltzner, D. Natawidjaja, J. Galetzka, B. Suwargadi , Y. J. Hsu, M. Simons, N. Hananto, I. Suprihanto, D. Prayudi, J.-P. Avouac, L. Prawirodirdjo, and Y. Bock (2006) Deformation and slip along the Sunda megathrust in the great 2005 Nias-Simeulue earthquake, Science, 311, 1897-1901

  16. Yu, S. B., Y. J. Hsu, L. C. Kuo, H. Y. Chen, and C. C. Liu (2003) GPS measurement of postseismic deformation following the 1999 Chi-Chi, Taiwan, earthquake, J. Geophys. Res., 108,10.1029/2003JB002396, 2003.

  17. Hsu, Y. J., M. Simons, S. B. Yu, L. C. Kuo, and H. Y. Chen, (2003) A two-dimensional dislocation model for interseismic deformation of the Taiwan mountain belt, Earth Planet. Sci. Lett., 211, 287-294.

  18. Hsu, Y. J., N. Bechor, P. Segall, S. B. Yu, L. C. Kuo, and K. F. Ma (2002) Rapid afterslip following the 1999 Chi-Chi, Taiwan, earthquake, Geophys. Res. Lett. 29, 10.1029/2002GL014967.

  19. Kuo, L. C., S. B. Yu, Y. J. Hsu, C. S. Hou, Y. H. Lee, C. S. Tsai, and C. S. Chen (2002). Impact of a large earthquake on a GPS network: The case of the 1999 Chi-Chi, Taiwan, earthquake, Survey Review, 36, 423-431.

  20. Yu, S. B., L. C. Kuo, Y. J. Hsu, H. H. Su, C. C. Liu, C. S. Hou, J. F. Lee, T. C. Lai, C. C. Liu, C. L. Liu, T. F. Tseng, C. S. Tsai, and T. C. Shin (2001) Preseismic deformation and coseismic displacements associated with the 1999 Chi-Chi, Taiwan earthquake, Bull. Seism. Soc. Am. 91, 995-1012.

  21. Johnson, K. M., Y. J. Hsu, P. Segall, and S. B. Yu (2001) Fault geometry and slip distribution of the 1999 Chi-Chi, Taiwan earthquake imaged from inversion of GPS data, Geophy. Res. Lett., 28, 2285-2288.

Non-SCI Papers:
  1. Chen, C.H., Wang, C.H., Hsu, Y.J., Yu, S.B. and Kuo. L.C. (2009) Groundwater level variations and land subsidence in the Choshuichi Alluvial Fan. Journal of Engineering Environment, 22:119-132. (in Chinese with English abstract)

Thesis

  1. 許雅儒, (2004) 集集地震之震前、同震及震後變形模式研究,國立中央大學 , 133 頁