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Acta Seismologica Sinica µØÕðѧ±¨(English Edition)
Vol.14-2001
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No.1

1. Determination of active units with different kinematic property and their activity pattern in North China based on the data from GPS remeasurements
2. Preliminary division of active block boundary in Chinese mainland based on re-cent vertical crustal movement
3. Modern tectonic stress field in Southwest Yunnan, China¡¡
4. A 3D finite element modeling on the rela-tionship between crustal stress and earth-quake activity in Liaoning and its vicinity
5. Seismo-tectonic divisions of strong earth-quakes with MS37.0 and their tectonic geomorphology along Xianshuihe-Xiaojiang fault zone¡¡
6. Smooth constraint inversion technique in genetic algorithms and its application to surface wave study in the Tibetan Plateau
7. Quadrant characteristics of earthquake precursors and its theoretical analysis
8. Plumb line deflection varied with time obtained by repeated gravimetry
9. Studying the depth-dependent variation of site magnification factor in Dongchuan by earthquakes observed in borehole¡¡
10. Transfer function of FBS-3A feedback broadband seismometer
Discussion  
1. Regional features of coda attenuation of af-tershocks of Wuding, Yunnan earthquake in near field
Research Notes  
1. Wavenumber response of Shanghai Seismic Array¡¡
2. Crustal structure of northeastern Tibet inferred from receiver function analysis
3. Strong earthquake activity all over the world and strong-moderate earthquake activity within and near China (August, 2000 ~ September, 2000)¡¡

No.2

1. Three dimensional shear wave velocity structure of crust and upper mantle in South China Sea and its adjacent regions by surface waveform inversion
2. A modeling study on the controlling factors of seismic source distribution and their strength index--Practical analyses of the seismic environmental factors of the Honghe fault
3. Dynamic subduction process of local plate revealed by Ibaraki earthquake sequence of 1982 in Japan
4. Rescaled range (R/S) analysis on seismic activity parameters
5. Fault deformation anomaly and intermedi-ate and short-term prediction of the Jingtai Ms=5.9 earthquake¡¡
6. A new method for precursory information extraction: Slope-difference information method
7. Scattering of plane P waves by circular-arc layered alluvial valleys: An analytical solution
8. The Green's function of the harmonic horizontal force applied at the interior of the saturated half-space soil
9. On the calibration of feedback broadband seismometer FBS-3A with current signal
10. Stability and permanent displacements analysis of wasteland during earthquakes
11. An example of earthquake nucleation of the strong continental earthquakes
12. Preliminary study on active features of Fenghuang-shan-Tianshui fault, West Qinling north boundary fault zone since the late of Late Pleistocene
13. Strong earthquake activity all over the world and strong-moderate earthquake activity within and near China (October, 2000 ~ November, 2000)¡¡ ¡¡

No.3

1. Precise determination of focal parameters for July 20, 1995 ML=4.1 earthquake sequence in the Huailai basin
2. The source vector and static displacement field by elastic dislocation on the two-phase saturated medium¡¡
3. Discrimination between nuclear explosions and earthquakes based on consideration of tectonic ambient shear stress values
4. The slip rate and strong earthquake recur-rence interval on the Qianning-Kangding segment of the Xianshuihe fault zone
5. Seismic pattern treatment method through calculation of seismic density at grid nodes¡¡
6. Crustal deformation of Asia-Pacific area de-termined by the GPS data of APRGP97~ APRGP99
7. Short-term precursor of the geomagnetic horizontal field transfer functions
8. Anisotropy of the apparent resistivity variation rate near the epicentral region for strong earthquakes
9. Electric potential and apparent resistivity in rocks containing non-uniformly distributed cracks
10. Study on tidal gravity observations obtained at stations Zhongshan and Changcheng, Antarctic
11. A seismogram digitization and database management system
Research Notes  
1. ULF electromagnetic precursors before the 1999 Jiji, Taiwan, earthquake and the comparison with results of simulating experiments
2. Study on the method of optimal location on explosion events at near-source site
3. Strong earthquake activity all over the world and strong-moderate earthquake activity within and near China (December, 2000 ~ January, 2001)¡¡

No.4

1. Anisotropy of the upper mantle in Chinese mainland and its vicinity¡¡
2. Evolution of 3D tectonic stress field and fault movement in North China
3. General characteristics of the recent hori-zontal crustal movement in Chinese main-land¡¡
4. The time reversal effect of the impulse response of crust
5. Earthquake behavior of variable rupture- scale on active faults and application of the cascade-rupturing model
6. Gravity field separation, density inversion and crustal tectonics in Kang-Dian region
7. Theoretical research on geoelectric anomaly caused by streaming potential during earthquake preparation
8. Study on the relationship between geothermal exploitation and seismic activity in Xi£§an region
9. A hybrid analysis method for linear dynamic soil-structure interaction in time and frequency domain
10. Hazard analysis system of urban post-earth-quake fire based on GIS
Discussion  
1. Some evidences for earthquake occurrence in the shallow crust in some areas of North China and Southwest China
Research Notes  
1. Earthquake focal mechanisms and stress field in Si-chuan-Yunnan area determined using P wave po-larity and short period P and S waveform data
2. The quiescence of earthquakes with ML34.0 as an important precursory characteristic prior to strong shocks in North China region¡¡
3. Strong earthquake activity all over the world and strong-moderate earthquake activity within and near China (February,2001¡«March, 2001)

No.5

1. Establishment and analyses on the unified horizontal crustal velocity fields in the Chinese mainland
2. Crustal structure in northern margin of Tianshan mountains and seismotectonics of the 1906 Manas earthquake
3. Crust and upper mantle structure in east China and sea areas
4. Three dimensional viscoelastic simulation on dynamic evolution of stress field in North China induced by the 1966 Xingtai earth-quake
5. A present-day tectonic stress map for eastern Asia region
6. Quantitative data about active tectonics and possible locations of strong earthquakes in the future in the northwestern Beijing
7. Correlation between movement of tectonic blocks and earthquakes in groups¡¡
8. Prediction of maximum magnitude and original time of reservoir induced seismicity
9. Theoretic analysis on phase delay phenomena of well water level tide in the double medium aquifer model
10. Experimental study on the relation between the water content of surface soil and the acoustic wave
11. Characteristics of the difference and change in the comprehensive physical properties of rocks
Discussion  
1. A discussion on the application of b-value to the prediction of seismic tendency
2. A new model on the cause of Tangshan earthquakes in 1976
Research Note  
1. An earthquake data acquisition system for mobile ob-servation¡¡ ¡¡¡¡
2. Strong earthquake activity all over the world and strong-moderate earthquake activity within and near China(April,2001¡«May,2001)¡¡ ¡¡

No.6

1. Model of rigid and elastic-plastic motion in intraplate blocks and strain status of principal blocks in Chinese mainland
2. Three-dimensional Q structure in Jiashi earthquake region of Xinjiang
3. Study on correlativity among some seismological prediction indexes related to earthquake frequency or energy
4. Influence of statistical time range on estimating seismicity parameters
5. Surface wave tomography of the crust and upper mantle of Chinese mainland and its neighboring region
6. Estimation on site-amplification from dif-ferent methods using strong motion data ob-tained in Tangshan, China¡¡
7. Effects of the hanging wall and footwall on peak acceleration during the Jiji (Chi-Chi), Taiwan Province, earthquake
8. Effects of a covering layer in a circular-arc canyon on incident plane SV waves¡¡
9. Numerical modeling calculation for the spatial distribution characteristics of horizontal field transfer functions
10. The "peeling" method to process apparent resistivity data for earthquake precursory monitoring¡¡
11. Accurate determination of calibration factor for tidal gravity observation of a GWR-superconducting gravimeter
Research Notes  
1. Investigation of rupture process of the 1999 M=5.4 Xiuyan, Liaoning, earthquake sequence¡¡
2. A study of design spectra based on attenuation relationship of ground motion
3. Strong earthquake activity all over the world and strong-moderate earthquake activity within and near China (June, 2001 ~ July, 2001)¡¡
4. Map of epicentre distribution for 2000


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