Shear-wave splitting of Sichuan regional seismic network

Acta Seismologica Sinica English Edition

Volumn 21, Issue 2, 2008, Pages 127-138

  Zhang, Yong Jiu ^a   Gao, Yuan ^b   Shi, Yu Tao ^b   Cheng, Wan Zheng ^a  

^a EARTHQUAKE ADMINISTRATION OF SICHUAN PROVINCE   (China)

^b INSTITUTE OF GEOPHYSICS   (China)

Author keywords

Active fault; Compression axis; Polarization of fast shear wave; Shear wave splitting; Sichuan region

Indexed keywords

EID: 50049090373     PISSN: 10009116     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11589-008-0004-z     Document Type: Article

References (46)

1. AN Qi-mei, DING Li-feng, WANG Hai-zhong, et al. 2004. Research of property and activity of Longmen Mountain fault zone [J]. Journal of Geodesy and Geodynamics, 24(2): 115-119 (in Chinese).
2. CHEN Tian-chang, FAN Jun, ZHENG Jian. 1996. Sn-wave polarization in Sichuan region [J]. Earthquake Research in Sichuan, (4): 85-90.
3. CHEN Tian-chang, LI Zhi-jun, ZHANG Run-sheng, et al. 1995. Temporal changes in shear wave splitting after the M=5.2 Shimian Earthquake of June 9, 1989 [J]. Acta Seismologica Sinica, 8(1): 65-76.
4. CHEN Wan-zheng, DIAO Gui-ling, LÜ Yi-pei, et al. 2003. Focal mechanisms, displacement rate and mode of motion of the Sichuan-Yunnan block [J]. Seismology and Geology, 25(1): 71-87 (in Chinese).
5. CHEN Wan-zheng, RUAN Xiang, ZHANG Yong-jiu. 2006. Types of focal mechanism solutions and parameter consistency of the sub-blocks in Sichuan and Yunnan provinces [J]. Acta Seismologica Sinica, 19(6): 605-619.
6. Cochran E S, Vidale J E, Li Y G. 2003. Near-fault anisotropy following the Hector Mine earthquake [J]. J Geophys Res, 108(B9): 2 436-2 447.
7. Crampin S and Atkinson B K. 1985. Microcracks in the Earth's crust [J]. First Break, 3(3): 16-20.
8. Crampin S. 1978. Seismic-wave propagation through a cracked solid: Polarization as a possible dilatancy diagnostic [J]. Geophys J R Astron Soc, 53: 467-496.
9. Crampin S. 2005. A review of shear-wave splitting in the compliant crack-critical anisotropic earth [J]. Wave Motion, 41: 59-77.
10. CUI Xiao-feng and XIE Fu-ren. 1999. Preliminary research to determine stress districts from focal mechanism solution in Southwest China and its adjacent area [J]. Acta Seismologica Sinica, 12(5): 562-572.
11. CUI Xiao-feng, XIE Fu-ren, ZHANG Hong-yan. 2006. Recent tectonic stress field zoning in Sichuan-Yunnan region and its dynamic interest [J]. Acta Seismologica Sinica, 19(5): 485-496.
12. Davis J C.1986. Statistics and Data Analysis in Geology [M]. Hoboken N J: John Wiley: 649.
13. DENG Qi-dong, ZHANG Pei-zhen, RAN Yong-kang. 2002. Basic characteristics of active tectonics of China [J]. Science in China (Series D): 32(12): 1 020-1 030 (in Chinese).
14. DIAO Gui-ling, CHENG Wan-zheng, LI Gui-fang, et al. 1995. The stress field in source region of the Xiaojin earthquake sequence in Sichuan [J]. Earthquake Research in China, 11(2): 168-173.
15. DING Guo-yu. 1991. Lithospheric Dynamics of China [M]. Beijing: Seismological Press: 154-178 (in Chinese).
16. Gao Y and Crampin S. 2004. Observations of stress relaxation before earthquakes [J]. Geophys J Int, 157(2): 578-582.
17. GAO Yuan and ZHENG Si-hua. 1994. On shear wave splitting in Tangshan region (II): Correlation function analysis method [J]. Earthquake Research in China, 10(Suppl.): 11-21 (in Chinese).
18. g Xiang, et al. 2004a. Variational characteristics of shear-wave splitting on the 2001 Shidian earthquake in Yunnan, China [J]. Acta Seismologica Sinica, 17(6): 635-641.
19. GAO Yuan, LIU Xi-qiang, LIANG Wei, et al. 2004b. Systematic analysis method of shear-wave splitting: SAM software system [J]. Earthquake Research in China, 20(1): 101-107 (in Chinese).
20. GAO Yuan, ZHENG Si-hua, SN Yong. 1995. Crack-induced anisotropy in the crust from shear wave splitting observed in Tangshan region, North China [J]. Acta Seismologica Sinica, 8(3): 351-364.
21. GAO Yuan, ZHENG Si-hua, WANG Pei-de. 1996. Shear wave splitting study on small earthquake swarm of 1992 in Dongfang of Hainan, China [J]. Chinese J Geophys, 39(2): 221-232 (in Chinese).
22. GAO Yuan, ZHENG Si-hua, ZHOU Hui-lan. 1999. Polarization patterns of fast shear wave in Tangshan region and their variations [J]. Chinese J Geophys, 42(2): 228-232 (in Chinese).
23. KAN Rong-ju, WANG Shao-jin, HANG Kun, et al. 1983. Modern stress field and relative motion of intraplate block in southwestern China [J]. Seismology and Geology, 5(2): 79-90.
24. KAN Rong-ju, ZHANG Si-lu, YAN Feng-tong. 1977. Study on the current tectonic stress field and the characteristics of current tectonic activity in southwest China [J]. Chinese J Geophys, 20(2): 96-109 (in Chinese).
25. KAN Rong-ju. 1980. The current tectonic stress field in southwest China and the inner strong seismic activity of block [J]. Journal of Seismological Research, 3(3): 45-59 (in Chinese).
26. LAI Yuan-gen, LIU Qi-yuan, CHEN Jiu-hui. 2002. Features of the S-wave splitting and stress field in the Xinjiang Jiashi strong earthquake region [J]. Chinese J Geophys, 45(1): 83-93 (in Chinese).
27. LIN Bang-hui, CHEN Tian-chang, PU Xiao-hong, et al. 1986. Rupture processes of strong earthquakes on Xianshuihe fault belt and seismic activity [J]. Acta Seismologica Sinica, 8(1): 1-20(in Chinese).
28. LIU Cheng-ming. 2000. New seismic characteristics of Huayingshan fault fold belt and inner reason discussion [J]. Earthquake Research in Sichuan, (4): 29-33 (in Chinese).
29. MA Hong-sheng, ZHANG Guo-min, LIU Jie, et al. 2007. Coupling characteristics of stress and strain at different layers of different sub-regions in Yunnan and its adjacent areas [J]. Acta Seismologica Sinica, 20(2): 133-146.
30. MA Zong-jin. 1980. The multi-spot stress field and seismic activity of North China [J]. Seismology and Geology, 2(1): 39-48 (in Chinese).
31. Mardia K V and Jupp P E. 2000. Directional Statistics [M]. Hoboken N J: John Wiley: 429.
32. PU Xiao-hong and GUO Hui-lan. 1993. The character of current tectonic stress field interspace distribution and determination of latency hypocenter in Sichuan [J]. Northwestern Seismological Journal, 15(2): 97-99 (in Chinese).
33. QIAO Xue-jun, WANG Qi, DU Rui-li. 1993. Characteristics of current crustal deformation of active blocks in the Sichuan-Yunnan region [J]. Chinese J Geophys, 47(5): 805-811.
34. SHI Yu-tao, GAO Yuan, WU Jing, et al. 2006. Seismic anisotropy in the crust in Yunnan of China: Polarizations of fast shear-waves [J]. Acta Seismologica Sinica, 19(6): 620-632.
35. Shih X R and Meyer R P. 1990. Observation of shear wave splitting from nature events: South Moat of long Valley Caldera, California, June 29 to August 12, 1982 [J]. J Geophys Res, 95: 11 179-11 196.
36. WANG Chun-yong, DING Zhi-feng, CHEN Xue-bo, et al. 1997. The S-wave splitting and medium anisotropy of lithosphere in Dabieshan zone [J]. Chinese Science Bulletin, 42(23): 2 539-2 542.
37. WANG Pei-de, Klinge K, Kruger F, et al. 2000. Variation of shear-wave splitting in earthquake clusters with very similar waveforms [J]. Acta Seismologica Sinica, 13(5): 536-543.
38. WEN Xue-ze. 2000. Character of rupture segmentation of the Xianshuihe-Zemuhe fault zone, western Sichuan [J]. Seismology and Geology, 22(3): 239-249 (in Chinese).
39. WU Jing, GAO Yuan, CHEN Yun-tai, et al. 2007. Seismic anisotropy in the northwestern capital area of China [J]. Chinese J Geophys, 50(1): 209-220 (in Chinese).
40. XU Zhong-huai, WANG Su-yun, HUANG Yu-rui, et al. 1987. Direcions of mean stress axes in southwestern China deduced from microeartquake data [J]. Chinese J Geophys, 30(5): 476-486 (in Chinese).
41. YAO Chen, WANG Pei-de, CHEN Yun-tai. 1992. Shear-wave polarization and upper crustal crack anisotropy in Lulong [J]. Chinese J Geophys, 35(3): 305-315 (in Chinese).
42. ZHANG Xi, JIANG Zai-sen, WANG Qi, et al. 2003. Recent crust motion features in Sichuan-Yunnan and their relationship to strong earthquake [J]. Journal of Geodesy and Geodynamics, 23(3): 35-41 (in Chinese).
43. ZHANG Xiao-liang, JIANG Zai-sen, WANG Shuang-Xu, et al. 2005. Preliminary research on present horizontal block motion and deformation features in Sichuan-Yunnan area [J]. Journal of Seismological Research, 28(3): 262-267 (in Chinese).
44. ZHAO Zhu and ZHANG Run-sheng. 1987. Primary study of crustal and upper mantle velocity structure of Sichuan Province [J]. Acta Seismologica Sinica, 9(2): 154-166 (in Chinese).
45. ZHONG Ji-mao and CHENG Wan-zheng. 2006. Determination of directions of the mean stress field in Sichuan-Yunnan region from a number of focal mechanism solutions [J]. Acta Seismologica Sinica, 19(4): 359-369.
46. ZHU Ai-lan, XU XI-wei, ZHOU Yong-sheng, et al. 2005. Relocation of small earthquakes in western Sichuan, China and its implications for active tectonics [J]. Chinese J Geophys, 48(3): 629-636.