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Estimation of source parameters using a non-Gaussian probability density function in a Bayesian framework
Source parameters represent key factors in seismic hazard assessment and understanding source physics of earthquakes. In addition to conventional...
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Research and Application on Measuring Casing Thickness and the Density of Cement Sheath by Using Three-Detector Density Logging Tool
Hudson Oilfield is the largest integrated ultra-deep facies sandstone reservoir in Tarim Oilfield, and more than 90% production Wells have been in...
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Subaerial Pyroclastic Density Currents (Pyroclastic Flows and Surges)
Explosive eruptions can produce a spectrum of pyroclastic density currents (pdcs) which we describe in this chapter. Pdcs are potentially the most...
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Crustal density structure investigation of the East China Sea and adjacent regions using wavenumber domain 3D density imaging method
The East China Sea, situated at the intersection of the Eurasian, Philippine Sea, and Pacific plates, is characterized by complex geology influenced...
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Joint inversion of full-tensor gravity gradiometry data based on source growing
Three-dimensional inversion based on source growing uses systematic searches. Compared with the regularization inversion, this method has lower...
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Characterization of Seismic Source Zones in the Gulf of Aden Region
The Gulf of Aden is one of the active tectonic elements encompassing the Arabian Plate, representing a potential hazard for the southern parts of...
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Advancements in Controlled Source Electromagnetic Methods for Prospecting Unconventional Hydrocarbon Resources in China
Globally, unconventional hydrocarbons, known for the symbiosis of their hydrocarbon source and reservoir, pose significant seismic exploration...
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Locating the Source Regions of the Single and Double-Frequency Microseisms to Investigate the Source Effects on HVSR in Site Effect Analysis
Evaluating the seismic site effect by the ambient noise based horizontal-to-vertical spectral ratio (HVSR) method is strongly affected by the spatial...
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Recognition and Prediction of Source Rocks of the Madingo Formation in the Lower Congo Basin
We investigated the petrological and seismic properties of Madingo Formation, the high-quality source rocks in the Madingo Formation in the Lower...
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Blind Source Separation of Spectrally Filtered Geochemical Signals to Recognize Multi-depth Ore-Related Enrichment Patterns
This contribution conceptualizes a blind source separation (BSS) model to recover sources of geochemical signals such that multi-depth ore-related...
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Retrospective appurtenance of Euler and Werner deconvolution contiguity for source depth excogitation of Bouguer anomalies in the Benue Trough, Nigeria
The leading cause of the glaring inexplicable errors in the accuracy of depth to anomaly assessments may be the technical challenge of the Euler...
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Validity of matched-field source localization in under-ice shallow water
Underwater source localization, such as matched-field processing (MFP), triangulation, and waveguide invariant, have been extensively investigated in...
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Processing for near-source potential resistivity based on the parallel electrical method
The parallel electrical method (PEM), which enhances the field-work efficiency by offering flexible data acquisition and processing a large amount of...
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Estimation of source parameters of local earthquakes originated near Idukki Reservoir, Kerala
We estimated the source parameters for local earthquakes near the Idukki reservoir, Kerala. The region falls under seismic zone III, indicating...
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Source characterization of the December 2018 Anak Krakatau volcano sector collapse
The inversion of long-period seismic waveform data has been an effective tool for characterizing landslide sources. The extension of this method to...
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A microseismic source location method considering diffraction used in tunnel engineering
In order to improve the accuracy of rockburst warning, it is necessary to accurately interpret the microseismic (MS) information obtained during the...
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Transient Electromagnetic Smoke Ring Due to a Grounded-Wire Source
The concept of a “smoke ring” in electromagnetic fields can be used to describe the spatial distribution and diffusion of electromagnetic fields with...
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Improving the estimation of thermospheric neutral density via two-step assimilation of in situ neutral density into a numerical model
Neutral thermospheric density is an essential quantity required for precise orbit determination of satellites, collision avoidance of satellites,...
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Evaluation of Near-Source Ground Displacements During the 2008 Iwate-Miyagi Nairiku Earthquake Simulated Using Stochastic Slip Distributions and the Reciprocity Theorem
Large displacements and deformations with pulse-like motions have been observed at near-source stations during large earthquakes. Their evaluation...
