MICROSEISMS

作品数：14被引量：21H指数：2
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Microseisms at the Gakkel Ridge,Arctic Ocean:Results from the JASMInE ocean bottom seismic experiment
《Science China Earth Sciences》2025年第4期1223-1235,共13页Zhangju LIU Jiabiao LI Fansheng KONG Xiongwei NIU Weiwei DING Tao ZHANG Pingchuan TAN Yulong ZHOU Mei XUE Yinxia FANG 
supported by the National Natural Science Foundation of China(Grant Nos.42330308,42406069);the Scientific Research Fund of the Second Institute of Oceanography,Ministry of Natural Resources(Grant Nos.QNRC2201,JB2401);the Zhejiang Provincial Natural Science Foundation(Grant Nos.LR24D060001,LZ23D060004)。
To characterize mid-ocean microseisms in the Arctic Ocean and explore potential seismic ambient noise imprint of Arctic warming,this study analyzes seismic records from nine ocean bottom seismometers(OBSs)deployed alo...
关键词：MICROSEISMS Gakkel Ridge Arctic Ocean Ocean bottom seismometer Seismic ambient noise 
Frequency-Bessel multi-mode surface wave tomography utilizing microseisms excited by energetic typhoons
《Science China Earth Sciences》2024年第11期3436-3447,共12页Xuping FENG Yingjie XIA Xiaofei CHEN 
supported by the National Natural Science Foundation of China (Grant No. 92155307);the Guangdong Provincial Key Laboratory of Geophysical High-resolution Imaging Technology (Grant No. 2022B1212010002);the ShenzhenScienceandTechnologyProgram(GrantNo. KQTD20170810111725321);the Shenzhen Key Laboratory of Deep Offshore Oil and Gas Exploration Technology (Grant No. ZDSYS20190902093007855);the National Natural Science Foundation of China (Grant No. 42374072)。
The recently developed Frequency-Bessel(F-J) transform array technique has significantly advanced multi-mode surface wave tomography, providing precise constraints on shear wave velocity(V_(S)) models of the crust and...
关键词：Multi-mode surface wave tomography Typhoon-excited microseisms Frequency-Bessel transform Ambient noise cross-correlation Crustal and uppermost mantle structure 
South China Sea Typhoon Hagibis enhanced Xinfengjiang Reservoir seismicity
《Earthquake Science》2024年第3期210-223,共14页Peng Zhang Xinlei Sun Yandi Zeng Zhuo Xiao Runqing Huang 
Strategic Priority Research Program(B)of the Chinese Academy of Sciences(No.XDB42020304);National Natural Science Foundation of China(No.42074059).
There was an evident increase in the number of earthquakes in the Xinfengjiang Reservoir from June to July 2014 after the landing of Typhoon Hagibis.To understand the spatial and temporal evolution of this microseismi...
关键词：TYPHOON seismicity analysis earthquake detection spatio-temporal evolution characteristics MICROSEISMS 
Locating the Source Regions of the Single and Double-Frequency Microseisms to Investigate the Source Effects on HVSR in Site Effect Analysis被引量：1
《Journal of Earth Science》2022年第5期1219-1232,共14页Zhen Guo Mei Xue Adnan Aydin Yu Huang 
Evaluating the seismic site effect by the ambient noise based horizontal-to-vertical spectral ratio(HVSR)method is strongly affected by the spatial and temporal variations of the ambient noise sources.Therefore,it is ...
关键词：seismic site effect HVSR single-frequency microseisms double-frequency microseisms polarization analysis GEOPHYSICS 
Cumulative damage effect on debris slopes under frequent microseisms被引量：1
《Journal of Mountain Science》2022年第3期781-797,共17页YANG Zhong-ping LI Shi-qi TIAN Xin HU Yuan-xin LI Wan-kun 
funded by the Natural Science Foundation of Chongqing municipality(Grant No.CSTC2021JCYJMSXMX0558);the National Key R&D Program of China(Grant No.2018YFC1504802);the Fundamental Research Funds for the Central Universities(Project No.2019CDCG0013)。
Debris slopes are widely distributed across the Three Gorges Reservoir area in China,and seasonal fluctuations of the water level in the area tend to cause high-frequency microseisms that subsequently induce landslide...
关键词：Cumulative damage Debris slopes Frequent microseisms Shaking table tests Discrete element numerical simulation 
Double-Frequency Microseisms on the Thick Unconsolidated Sediments in Eastern and Southeastern Coasts of United States: Sources and Applications on Seismic Site Effect Evaluation被引量：1
《Journal of Earth Science》2021年第5期1190-1201,共12页Zhen Guo Yu Huang Adnan Aydin 
This study presents a systematic analysis of double-frequency(DF) microseisms recorded on the unconsolidated sediments in the eastern and southeastern coasts of United States. For all recordings, the site effect param...
关键词：seismic site effect double-frequency microseisms unconsolidated sediments continental slope ocean wave 
Model test and numerical simulation on the dynamic stability of the bedding rock slope under frequent microseisms被引量：11
《Earthquake Engineering and Engineering Vibration》2020年第4期919-935,共17页Deng Zhiyun Liu Xinrong Liu Yongquan Liu Shulin Han Yafeng Liu Jinhui Tu Yiliang 
National Natural Science Foundation of China under Grant No. 41372356;the College Cultivation Project of the National Natural Science Foundation of China under Grant No. 2018PY30;the Basic Research and Frontier Exploration Project of Chongqing,China under Grant No. cstc2018jcyj A1597;the Graduate Scientific Research and Innovation Foundation of Chongqing,China under Grant No. CYS18026。
Shake table testing was performed to investigate the dynamic stability of a mid-dip bedding rock slope under frequent earthquakes. Then, numerical modelling was established to further study the slope dynamic stability...
关键词：bedding rock slope frequent microseisms shaking table test numerical simulation dynamic stability failure mode long-term stability 
A Preliminary Study on the Phenomenon of Microseismic Fluctuations before Impending Strong Earthquake被引量：2
《Earthquake Research in China》2019年第3期367-390,共24页YANG Liming HAO Zhen WANG Jianjun ZHANG Shuzhen YAO Jiajun DONG Lei 
sponsored by Application of Digital Seismic Technology in Short-and Medium-term Prediction of Strong Earthquakes:a Special Topic of the Twelfth “Five-year Plan” Chinese Science and Technology Support Plan(2012BAK19B02-01)
Based on repeated comparison studies of broadband digital seismic records before the Wenchuan MS8. 0,Yushu MS7. 1 and Qingchuan MS5. 4 earthquakes,the possible microseismic fluctuations before impending earthquakes we...
关键词：Impending MICROSEISMS DOMINANT frequency 11-16Hz SPACE-TIME characteristics Pre-activity of source area 
Pressure induced by the interaction of water waves with nearly equal frequencies and nearly opposite directions被引量：1
《Theoretical & Applied Mechanics Letters》2017年第3期138-144,共7页L. Pellet P. Christodoulides S. Donne C.J. Bean F. Dias 
partly supported by the Science Foundation Ireland(SFI)under the research project "High-end computational modeling for wave energy systems"(SFI/10/IN.1/12996)in collaboration with Marine Renewable Energy Ireland(MaREI);the SFI Centre for Marine Renewable Energy Research(SFI/12/RC/2302)
We present second-order expressions for the free-surface elevation, velocity potential and pressure resulting from the interaction of surface waves in water of arbitrary depth. When the surface waves have nearly equal...
关键词：Ocean wave-wave interaction PRESSURE MICROSEISMS 
Seismic Theory of Tides; Theory of Forced Seismic Waves
《Sino-US English Teaching》2017年第3期193-203,共11页Heyfetz Eduard 
Proceeding from the statement about presence of the normal resilient medium in the cosmic space, the author concludes seismic nature of tides and a number of other aspects of this phenomenon. The analysis of contradic...
关键词：free waves forced waves MICROSEISMS normal resilient medium TIDES TSUNAMI 
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