Research Fields

Publication

Article

that geophysics@pknu contributes to

  • Ahn, B.S., Kang, T.-S., Yoo, H.J. (2025). Source parameter estimation using site-corrected source spectra for the 2019 Ridgecrest earthquake sequence in Southern California. Bulletin of the Seismological Society of America, XXX(XX), XXXX–XXXX. doi:10.1785/0120240157 (Available online on February 11, 2025)
  • Cho, H., Lee, S.-J., Kim, S., Rhie, J., Kang, T.-S. (2025). Imaging the 3D basin structure of the Santa Clara Valley by ambient noise tomography. Geosciences Journal, 29(1), 87–101. doi:10.1007/s12303-025-00005-8 (Published on February 12, 2025)
  • Chang, C., Kang, T.-S., Heo, D. (2025). Identification of seismogenic fault network using earthquake focal mechanisms and stress constraints: A case of the 2016 Gyeongju earthquake sequence, South Korea. Tectonophysics, 897:230613. doi:10.1016/j.tecto.2024.230613 (Published on February 20, 2025)
  • Han, Jaeseoung, Han, Jongwon, Heo, D., Kim, S., Lee, S., Koh, M.H., Kim, J., Kwon, K.B., Ahn, B.S., Jeon, Y., Jo, K., Lim, Y., Lee, S.-J., Kang, T.-S., Rhie, J., Ahn, U. (2024). Data and early results from temporary seismic arrays for monitoring and investigating magmatic processes beneath Mt. Halla and Ulleung Island volcanoes, South Korea. Geosciences Journal, 28(5), 761-780. doi:10.1007/s12303-024-0027-z
  • Kang, T.-S., Lee, H.B., Ahn, B.S. (2024). Comparison of seismic interferometry for surface wave extraction from traffic noise. Journal of the Geological Society of Korea, 60(3), 261-274. doi:10.14770/jgsk.2024.024 (in Korean with English abstract)
  • Heo, D., Ahn, B.S., Kim, K.-H., Rhie, J., Sohn, Y., Kang, T.-S. (2024). Spatial and temporal evolutions of aftershocks between 2017 and 2023 at the Pohang EGS site and its vicinity. Episodes, 60(3), 611-623. doi:10.18814/epiiugs/2024/02403s07
  • Heo, D., Kang, T.-S., Kim, M., Ahn, B.S., Lim, H., Han, J., Kim, K.-H., Rhie, J., Kim, Y., Lee, J.-H. (2024). New insights on seismic activity in the southeastern Korean Peninsula from the Gyeongju Hi-density Broadband Seismic Network (GHBSN). Geosciences Journal, 28(3), 319-333. doi:10.1007/s12303-024-0003-7
  • Ahn, B.S., Kang, T.-S., Jung, J.O. (2024). Station metadata integration of regional seismic networks in the southern Korean Peninsula. Journal of the Geological Society of Korea, 60(1), 111-119. doi:10.14770/jgsk.2024.001 (in Korean with English abstract) 
  • Lee, S., Song, J.-H., Heo, D., Rhie, J., Kang, T.-S., Choi, E., Kim, Y., Kim, K.-H., Ree, J.-H. (2023). Crustal and uppermost mantle structures imaged by teleseismic P-wave travel-time tomography beneath the southeastern Korean Peninsula: Implications for a hydrothermal system controlled by the thermally modified lithosphere. Geophysical Journal International, 235(2), 1639-1657. doi:10.1093/gji/ggad319 
  • Park, H., Kang, T.-S., Yoo, H.J., Heo, D. (2023). Microearthquake activity associated with the 2016 ML 5.0 offshore Ulsan earthquake sequence and its tectonic implications. Marine Geophysical Research, 44(2):9. doi:10.1007/s11001-023-09515-2
  • Cho, E., Woo, J.-U., Rhie, J., Kang, T.-S., Baag, S.-Y. (2023). Rupture process of the 2017 Mw 5.5 Pohang, South Korea, earthquake via an empirical Green's function method. Bulletin of the Seismological Society of America, 113(2), 592-603. doi:10.1785/0120220161
  • Seo, M.-S., Son, Y.O., Kim, Y., Kang, T.-S., Rhie, J., Kim, K.-H., Ree, J.-H. (2022). Measurement of seismometer misorientation based on P–wave polarization: application to dense temporary broadband seismic array in the epicentral region of 2016 Gyeongju earthquake, South Korea. Geosciences Journal, 26(3), 385-397. doi:10.1007/s12303-021-0041-3
  • Kang, T.-S., Kong, C., Yoo, H.J. (2022). Analysis of man-made signals recorded at a temporary seismograph station at the Jang Bogo Station, Terra Nova Bay, Antarctica. Journal of the Geological Society of Korea, 58(1), 67-81. doi:10.14770/jgsk.2022.58.1.67 (in Korean with English abstract)
  • Lim, H., Kim, Y., Kwon, K.B., Han, J., Ahn, B.S., Chai, G., Choi, Y., Heo, D., Jung, Y., Kang, H., Koh, M.H., Kwon, J., Park, J.Y., Seo, M.-S., Son, Y.O., Han, S., Kang, T.-S., Rhie, J., Kim, K.-H., Ree, J.-H. (2021). Deployment of the linear array with geophones on the fault zone of the 2016 Mw 5.5 Gyeongju earthquake. Journal of the Geological Society of Korea, 57(5), 741-746. doi:10.14770/jgsk.2021.57.5.741
  • Kang, H., Kim, Y., Rhie, J., Kang, T.-S., Brenna, M. (2021). Seismic crustal structure beneath Jeju Volcanic Island, South Korea from teleseismic P-receiver functions. Geophysical Journal International, 227(1), 58-75. doi:10.1093/gji/ggab211
  • Lee, S.-J., Kim, S., Rhie, J., Kang, T.-S., Kim, Y. (2021). Upper crustal shear wave velocity and radial anisotropy beneath Jeju Island volcanoes from ambient noise tomography. Geophysical Journal International, 225(2), 1332-1348. doi:10.1093/gji/ggab026
  • Choi, S.-W., Rhie, J., Lee, S.-H., Kang, T.-S. (2020). A study on development of an earthquake ground-motion database based on the Korean National Seismic Network. Journal of the Earthquake Engineering Society of Korea, 24(6), 277-283. doi:10.5000/EESK.2020.24.6.277 (in Korean with English abstract)
  • Chai, G., Yoo, S.-H., Rhie, J., Kang, T.-S. (2020). Stress drop scaling of the 2016 Gyeongju and 2017 Pohang earthquake sequences using coda-based methods. Bulletin of the Seismological Society of America, 110(5), 2047-2057. doi:10.1785/0120200132
  • Woo, J.-U., Kim, M., Rhie, J., Kang, T.-S. (2020). Aftershock sequence and statistics of the 2017 Mw 5.5 Pohang, South Korea, earthquake: implications of fault heterogeneity and post seismic relaxation. Bulletin of the Seismological Society of America, 110(5), 2031-2046. doi:10.1785/0120200059
  • Lee, S.-J., Rhie, J., Kim, S., Kang, T.-S., Kim, Cho, C.S. (2020). 1-D velocity model for the North Korean Peninsula from Rayleigh wave dispersion of ambient noise cross-correlations. Journal of Seismology, 24(1), 121-131. doi:10.1007/s10950-019-09891-6
  • Woo, J.-U., Kim, M., Sheen, D.-H., Kang, T.-S., Rhie, J., Grigoli, F., Ellsworth, W., Giardini, D. (2019). An in-depth seismological analysis revealing a causal link between the 2017 Mw 5.5 Pohang earthquake and EGS project. Journal of Geophysical Research: Solid Earth, 124(12), 13060-13078. doi:10.1029/2019JB018368
  • Baag, S.-Y., Rhie, J., Yoo, S.-H., Kim, S., Kim, S., Kang, T.-S. (2019). Determination of megathrust rupture processes using plate-interface-based fault models and 3D Green’s functions: An application to the 2011 Mw 9.1 Tohoku earthquake. Pure and Applied Geophysics, 176(12), 5235-5252. doi:10.1007/s00024-019-02272-7
  • Lee, H., Kang, T.-S. (2019). Seismic activity in the southwestern region of the Pyeongnam Basin of the Korean Peninsula. Journal of the Geological Society of Korea, 55(4), 415-429. doi:10.14770/jgsk.2019.55.4.415 (in Korean with English abstract)
  • Lee, K.-K., Ellsworth, W. L., Giardini, D., Townend, J., Ge, S., Shimamoto, T., Yeo, I.-W., Kang, T.-S., Rhie, J., Sheen, D.-H., Chang, C., Woo, J.-U., Langenbruch, C. (2019). Managing injection-induced seismic risks. Science, 364(6442), 730-732. doi:10.1126/science.aax1878
  • Woo, J.-U., Rhie, J., Kim, S., Kang, T.-S., Kim, K.-H., Kim, Y. (2019). The 2016 Gyeongju earthquake sequence revisited: aftershock interactions within a complex fault system. Geophysical Journal International, 217(1), 58-74. doi:10.1093/gji/ggz009
  • Kim, S., Kang, T.-S., Rhie, J., Baag, S.-Y. (2019). Validating slip distribution models of the 2011 Tohoku earthquake with diffracted tsunami and uplift-induced sea waves in the back-arc region. Geophysical Journal International, 216(3), 1578-1593. doi:10.1093/gji/ggy509
  • Shrestha, S., Kang, T.-S. (2019). Assessment of seismically-induced landslide susceptibility after the 2015 Gorkha earthquake, Nepal. Bulletin of Engineering Geology and the Environment, 78(3), 1829-1842. doi:10.1007/s10064-017-1191-4
  • Witek, M., van der Lee, S., Kang, T.-S., Chang, S.-J., Ning, J., Ning, S. (2018). S velocity model of East Asia from a cluster analysis of localized dispersion. Journal of Geophysical Research: Solid Earth, 123(11), 9712-9732. doi:10.1029/2018JB016060
  • Song, J.-H., Kim, S., Rhie, J., Lee, S.-H., Kim, Y., Kang, T.-S. (2018). Imaging of lithospheric structure beneath Jeju volcanic island by tele seismic travel time tomography. Journal of Geophysical Research: Solid Earth, 123(8), 6784-6801. doi:10.1029/2018JB015979
  • Sheen, D.-H., Kang, T.-S., Rhie, J. (2018). A local magnitude scale for South Korea. Bulletin of the Seismological Society of America, 108(5A), 2748-2755. doi:10.1785/0120180112
  • Kang, T.-S., Yoo, H. J. (2018). Suggestion on seismic hazard assessment of nuclear power plant sites in Korea. Economic and Environmental Geology, 51(2), 203-211. doi:10.9719/EEG.2018.51.2.203 (in Korean with English abstract)
  • Shrestha, S., Kang, T.-S., Choi, J. C. (2018). Assessment of co-seismic landslide susceptibility using LR and ANCOVA in Barpak region, Nepal. Journal of Earth System Science, 127, 38. doi:10.1007/s12040-018-0936-1
  • Kim, Y., Kang, T.-S., Rhie, J. (2017). Development and application of a real-time warning system based on a MEMS seismic network and response procedure for the day of the national college entrance examination in South Korea. Seismological Research Letters, 88(5), 1322-1326. doi:10.17850220160208
  • Lee, H., Kim, R., Kang, T.-S. (2017). Seismic response from microtremor of Chogye Basin, Korea. Geophysics and Geophysical Exploration, 20(2), 88-95. doi:10.7582/GGE.2017.20.2.088 (in Korean with English abstract)
  • Shrestha, S., Kang, T.-S., Suwal, M. K. (2017). An ensemble model for co-seismic landslide susceptibility using GIS and random forest method. ISPRS International Journal of Geo-Information, 6(11), 365. doi:10.3390/ijgi6110365
  • Woo, J.-U., Kim, J., Rhie, J., Kang, T.-S. (2017). Characteristics in hypocenter of microseismic events due to hydraulic fracturing and natural faults: a case study in the Horn River Basin, Canada. Geosciences Journal, 21(5), 683-694. doi:10.1007/s12303-017-0021-9
  • Kim, J., Woo, J.-U., Rhie, J., Kang, T.-S. (2017). Automatic determination of first-motion polarity and its application to focal mechanism analysis of microseismic events. Geosciences Journal, 21(5), 695-702. doi:10.1007/s12303-017-0022-8
  • Kim, K.-H., Kim, J., Han, M., Kang, S. Y., Son, M., Kang, T.-S., Rhie, J., Kim, Y., Park, Y., Kim, H.-J., You, Q., Hao, T. (2017). Deep fault plane revealed by high-precision locations of early aftershocks following the 12 September 2016 ML 5.8 Gyeongju, Korea, earthquake. Bulletin of the Seismological Society of America, 108(1), 517-523. doi:10.1785/0120170104
  • Lee, D. H., Lee, J. M., Cho, H.-M., Kang, T.-S. (2016). 3D crustal velocity structure beneath the broadband seismic array in the Gyeongju area of Korea by receiver function analyses. Tectonophysics, 689, 89-106. doi:10.1016/j.tecto.2016.08.022
  • Woo, J.-U., Rhie, J., Kang, T.-S. (2016). Performance test of hypocenter determination methods under the assumption of inaccurate velocity models: A case of surface microseismic monitoring. Geophysics and Geophysical Exploration, 19(1), 1-10. doi:10.7582/GGE.2016.19.1.001 (in Korean with English abstract)
  • Kim, Y., Rhie, J., Kang, T.-S., Kim, K.-H., Kim, M., Lee, S.-J. (2016). The 12 September 2016 Gyeongju earthquakes: 1. Observation and remaining questions. Geosciences Journal, 20(6), 747-752. doi:10.1007/s12303-016-0033-x
  • Kim, K.-H., Kang, T.-S., Rhie, J., Kim, Y., Park, Y., Kang, S. Y., Han M., Kim, J., Park, J., Kim, M., Kong, C., Heo, D., Lee, H., Park, E., Park, H., Lee, S.-J., Cho, S., Woo, J.-U., Lee, S.-H., Kim, J. (2016). The 12 September 2016 Gyeongju earthquakes: 2. Temporary seismic network for monitoring aftershocks. Geosciences Journal, 20(6), 747-752. doi:10.1007/s12303-016-0034-9
  • Kim, S., Saito, T., Fukuyama, E., Kang, T.-S. (2016). The Nankai Trough earthquake tsunamis in Korea: numerical studies of the 1707 Hoei earthquake and physics-based scenarios. Earth, Planets and Space, 68, 64. doi:10.1186/s40623-016-0438-9
  • Park, J., Kang, T.-S. (2015). Comparison of spatial autocorrelation (SPAC) analyses: temporal averaging and spatial averaging. Geophysics and Geophysical Exploration, 18(3), 162-166. doi:10.7582/GGE.2015.18.3.162 (in Korean with English abstract)
  • Kang, T.-S., Rhie, J., Choi, N.-S. (2015). Induced seismicity and its applications. Geophysics and Geophysical Exploration, 18(1), 21-30. doi:10.7582/GGE.2015.18.1.021 (in Korean with English abstract)
  • Lee, S.-J., Rhie, J., Kim, S., Kang, T.-S., Kim, G. B. (2015). Ambient seismic noise tomography of the southern East Sea (Japan Sea) and the Korea Strait. Geosciences Journal, 19(4), 709-720. doi:10.1007/s12303-015-0012-7
  • Witek, M., van der Lee, S., Kang, T.-S. (2014). Rayleigh wave group velocity distributions for East Asia using ambient seismic noise. Geophysical Research Letters, 41(22), 8045-8051. doi:10.1002/2014GL062016
  • Jeong, S. J., Che, I.-Y., Kang, T.-S. (2014). Discrimination between earthquakes and explosions recorded by the KSRS seismic array in Wonju, Korea. Geophysics and Geophysical Exploration, 17(3), 137-146. doi:10.7582/GGE.2014.17.3.137 (in Korean with English abstract)
  • Kim, W., Hong, T.-K., Kang, T.-S. (2014). Hypocentral parameter inversion for region with poorly known velocity structures. Tectonophysics, 627, 182-192. doi:10.1016/j.tecto.2013.06.024
  • Chávez-García, F. J., Kang, T.-S. (2014). Lateral heterogeneities and microtremors: Limitations of HVSR and SPAC based studies for site response. Engineering Geology, 174, 1-10. doi:10.1016/j.enggeo.2014.02.007
  • Na, S.-H., Sahagian, D.,Park, P.-H., Chung, T.-W., Kang, T.-S. (2013). Time series analysis of global/Korean earthquake occurrence and recent GPS crustal displacement recorded at Daejeon, Korea. Science Discovery, 1(2), 6-15. doi:10.11648/j.sd.20130102.11
  • Kang, Y.-A., Kim, W., Kang, T.-S. (2013). Relocation of earthquakes beneath the East Sea of Korea: uncertainty of hypocentral parameters caused by refracted waves. Geosciences Journal, 17(2), 173-182. doi:10.1007/s12303-013-0018-y
  • Kim, S., Nyblade, A. A., Rhie, J., Baag, C.-E., Kang, T.-S. (2012). Crustal S-wave velocity structure of the Main Ethiopian Rift from ambient noise tomography. Geophysical Journal International, 191(2), 865-878. doi:10.1111/j.1365-246X.2012.05664.x
  • Kang, T.-S. (2012). Modeling of earthquake ground motion in a small-scale basin. Geophysics and Geophysical Exploration, 15(2), 92-101. doi:10.7582/GGE.2012.15.2.092 (in Korean with English abstract)
  • Chu, K. S., Tsuji, Y., Baag, C.-E., Kang, T.-S. (2011). Volcanic eruptions of Mt. Baekdu (Changbai) occurring in historical time. Bulletin of the Earthquake Research Institute, University of Tokyo, 86(1/2). 11-27. doi:10.15083/0000032417 (In Japanese with English abstract)
  • Kang, T.-S. (2011). Extraction of a signal by using cross-correlation of ambient seismic noise. Physics and High Technology, 20(7/8), 18-21. doi:10.3938/PhiT.20.032 (in Korean)
  • Kang, T.-S., Shin, J. S. (2011). Stability and correlation properties of microtremor response. Geosciences Journal, 15(1), 95-103. doi:10.1007/s12303-011-0002-3
  • Chang, C.,  Lee, J. B., Kang, T.-S. (2010). Interaction between regional stress state and faults: complementary analysis of borehole in situ stress and earthquake focal mechanism in southeastern Korea. Tectonophysics, 485(1-4), 164-177. doi:10.1016/j.tecto.2009.12.012
  • Han, S. I., Lee, J. M., Kang, T.-S. (2010). 1D crustal velocity structure beneath broadband seismic stations in the Okcheon Fold Belt of Korea by receiver function analysis. Geosciences Journal, 14(1), 57-66. doi:10.1007/s12303-010-0007-3
  • Kang, T.-S. (2009). Lunar seismology and interiors. Journal of the Geological Society of Korea, 45(6). 681-695 (in Korean with English abstract)
  • Choi, J., Kang, T.-S., Baag, C.-E. (2009). Three-dimensional surface wave tomography for the upper crustal velocity structure of southern Korea using seismic noise correlations. Geosciences Journal, 13(4), 423-432. doi:10.1007/s12303-009-0040-2
  • Sheen, D.-H., Shin, J.S., Kang, T.-S., Baag, C.-E. (2009). Low frequency cultural noise. Geophysical Research Letters, 36(17), L17314. doi:10.1029/2009GL039625
  • Sheen, D.-H., Shin, J.S., Kang, T.-S. (2009). Seismic noise level variation in South Korea. Geosciences Journal, 13(2), 183-190. doi:10.1007/s12303-009-0018-0
  • Kang, T.-S., Shin, J. S. (2009). Shear wave splitting beneath southern Korea and its tectonic implication. Tectonophysics, 471(3-4), 232-239. doi:10.1016/j.tecto.2009.02.021
  • Hong, T.-K., Kang, T.-S. (2009). Pn travel-time tomography of the paleo-continental-collision and rifting zone around Korea and Japan. Bulletin of the Seismological Society of America, 99(1), 416-421. doi:10.1785/0120080120
  • Shin, J. S., Kang, T.-S. (2008). Distance dependency of corner frequencies for earthquakes in and around the Korean Peninsula . Journal of the Earthquake Engineering Society of Korea, 12(5), 39-45. doi:10.5000/EESK.2008.12.5.039 (in Korean with English abstract)
  • Kanlı, A. I., Kang, T.-S., Pınar, A., Tildy, P., Prónay, Zs. (2008). A systematic geophysical approach for site response of the Dinar region, southwestern Turkey. Journal of Earthquake Engineering, 12(1:S2), 165-174. doi:10.1080/13632460802013966
  • Kang, T.-S. (2007). Prediction of strong ground motion in moderate-seismicity regions using deterministic earthquake scenarios. Journal of the Earthquake Engineering Society of Korea, 11(4), 25-31. doi:10.5000/EESK.2007.11.4.025
  • Chi, H.-C., Park, J.H., Cho, C.S., Kang, T.-S. (2007). Seismological implication of the 2017 Odaesan earthquake. Journal of Disaster Prevention, 29. 16-22 (in Korean)
  • Che, I.-Y., Lee, H.-I., Jeon, J.-S., Kang, T.-S. (2007). An analysis of the infrasound signal from the Miyagi-Oki earthquake in Japan on 16 August 2005. Earth, Planets and Space, 59(4), e9-e12. doi:10.1186/BF03353092
  • Kang, T.-S., Shin, J. S. (2006). Surface-wave tomography from ambient seismic noise of accelerograph networks in southern Korea. Geophysical Research Letters, 33(17), L17303. doi:10.1029/2006GL027044
  • Kang, T.-S., Shin, J. S. (2006). The offshore Uljin, Korea, earthquake sequence of April 2006: seismogenesis in the western margin of the Ulleung Basin. Geosciences Journal, 10(2), 159-164. doi:10.1007/BF02910360
  • Cho, H.-K., Kang, T.-S., Kyung, J. B. (2006). Focal mechanism solutions of microearthquakes in the southwestern part of the Korea Peninsula. Journal of the Korean Earth Science Society, 27(3). 341-347 (in Korean with English abstract)
  • Yoon, E.-T., Ryu, H., Kang, T.-S., Kim, J.-K., Baag, C.-E. (2005). A study on the seismic damage estimation in the model district of Seoul City. Journal of the Earthquake Engineering Society of Korea, 9(6), 41-52. doi:10.5000/EESK.2005.9.6.041 (in Korean with English abstract)
  • Kang, T.-S., Baag, C.-E. (2004). An efficient finite-difference method for simulating 3D seismic response of localized basin structures. Bulletin of the Seismological Society of America, 94(5), 1690-1705. doi:10.1785/012004016
  • Kang, T.-S., Baag, C.-E. (2004), The 29 May 2004, Mw=5.1, offshore Uljin earthquake, Korea. Geosciences Journal, 8(2), 115-123. doi:10.1007/BF02910189
  • Kang, T.-S., Baag, C.-E. (2004), Finite-difference seismic simulation combining discontinuous grids with locally variable timesteps. Bulletin of the Seismological Society of America, 94(1), 207-219. doi:10.1785/0120030080
  • Mohamed, H. H., Kang, T.-S., Baag, C.-E. (2001). Focal mechanism determination based on the polarity and SV-P amplitude ratio in the Kalabsha area, Aswan, Egypt. Geosciences Journal, 5(2), 165-171. doi:10.1007/BF02910422
  • Kang, T.-S., Han, I.-Y. (1997). A numerical model of inverse analysis for estimating the clogging in the underground LPG storage cavern. Journal of the Korean Society of Groundwater Environment, 4(3). 161-167. (in Korean with English abstract)
  • Baag, C.-E., Kang, T., Lee, J. M. (1996). Interpretation of aeromagnetic anomalies in the southwestern part of the Ogcheon Belt, Korea. Korean Journal of Petroleum Geology, 4(1/2). 20-26.