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[PDF] Top 20 Velocity Structure in Marine Sediments with Gas Hydrate Reflectors in Offshore SW Taiwan, from OBS Data Tomography

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Velocity Structure in Marine Sediments with Gas Hydrate Reflectors in Offshore SW Taiwan, from OBS Data Tomography

Velocity Structure in Marine Sediments with Gas Hydrate Reflectors in Offshore SW Taiwan, from OBS Data Tomography

... P-wave velocity. Free gas is present in the pore space beneath the BSR and generates a drop in P-wave velocity ...role in the formation and dissociation of gas hydrates ... See full document

18

Characteristics of Gas Hydrate and Free Gas Offshore Southwestern Taiwan from a Combined MCS/OBS Data Analysis

Characteristics of Gas Hydrate and Free Gas Offshore Southwestern Taiwan from a Combined MCS/OBS Data Analysis

... analysis, gas hydrate and free gas, reflection–refraction seismic, southwestern Taiwan Abstract In this study, we present the results of the combined analyses of ocean bottom seismometer ... See full document

24

Acoustic and Shear-Wave Velocities in Hydrate-Bearing Sediments Offshore Southwestern Taiwan: Tomography, Converted Waves Analysis and Reverse-Time Migration of OBS Records

Acoustic and Shear-Wave Velocities in Hydrate-Bearing Sediments Offshore Southwestern Taiwan: Tomography, Converted Waves Analysis and Reverse-Time Migration of OBS Records

... applied in order to enhance the first arrivals the OBS ...digitized with a high-precision automatic picker, using cross-correlation and automatic ...used in the inversion. Each OBS is ... See full document

23

Distribution and Characters of Gas Hydrate Offshore of Southwestern Taiwan

Distribution and Characters of Gas Hydrate Offshore of Southwestern Taiwan

... reflection data is well suited for mapping BSR. With the recon- naissance surveys conducted using a high-resolution MCS system, places where BSRs are densely distributed can be easily ...on gas ... See full document

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Preface to the Special Issue on Gas Hydrate Research around the South China Sea and Taiwan

Preface to the Special Issue on Gas Hydrate Research around the South China Sea and Taiwan

... independent velocity analysis methods on 6 OBS records of a ...the sediments. Velocity profiles with rapid lateral and vertical variations of the velocities in the accretionary ... See full document

6

Methane Venting in Gas Hydrate Potential Area Offshore of SW Taiwan: Evidence of Gas Analysis of Water Column Samples

Methane Venting in Gas Hydrate Potential Area Offshore of SW Taiwan: Evidence of Gas Analysis of Water Column Samples

... bottles with two evacuated stopcocks at both ends were used for collecting the representative seawaters for the measurement of their helium gas ...spectrometer with dual collectors at the De- ... See full document

18

Geological settings and gas hydrate distribution offshore Southwestern Taiwan

Geological settings and gas hydrate distribution offshore Southwestern Taiwan

... - Offshore southwestern Taiwan, the Luzon accretionary wedge complex overrides the passive China Continental Slope in an incipient collision, and presents a rare opportunity to study gas ... See full document

5

Coprostanol distribution in marine sediments off southwestern Taiwan

Coprostanol distribution in marine sediments off southwestern Taiwan

... the river mouth can be attributed to [I] dilution of coprostanol by uncontaminated sediment and/or sediment containing relatively lower levels of coprostanol, [2/ [r] ... See full document

6

Extremely High Methane Concentration in Bottom Water and Cored Sediments from Offshore Southwestern Taiwan

Extremely High Methane Concentration in Bottom Water and Cored Sediments from Offshore Southwestern Taiwan

... INTRODUCTION Gas hydrates, which are a kind of non-stoichiometric clathrate, are natural occurring sol- ids composed of water molecules forming a rigid lattice of cages with most of the cages each ... See full document

18

Coprostanol distribution in marine sediments off southwestern Taiwan.

Coprostanol distribution in marine sediments off southwestern Taiwan.

... industries in southern Taiwan is pigfarming along the Kaoping River; some two million animals are being raised along the river ...Excretions from pigs, treated and untreated, are discharged directly ... See full document

1

Distribution of terrigenous lipids in marine sediments off northeastern Taiwan

Distribution of terrigenous lipids in marine sediments off northeastern Taiwan

... role in the distribution of terrigenous lipids in the study area, and the CPI signature of its suspended sediments is expected to reflect that of marine ...matter from the river have ... See full document

23

Velocity-Interface Structure of the Southwestern Ryukyu Subduction Zone from EW9509-1 OBS/MCS Data

Velocity-Interface Structure of the Southwestern Ryukyu Subduction Zone from EW9509-1 OBS/MCS Data

... a velocity-interface structure of EW9509-1, progressing gradually from the sediment to the ...time. In this study, parameterization of uniform and dense grids was first applied to obtain the ... See full document

23

Relationship between copper speciation in sediments and bioaccumulation by marine bivalves of Taiwan

Relationship between copper speciation in sediments and bioaccumulation by marine bivalves of Taiwan

... The percentages of various copper species in sediments collected from two different culture environments (I) exchange- able phase; (II) carbonates phase; (III) easily reducible Fe [r] ... See full document

5

A growing structure near the deformation front in SW Taiwan as deduced from SAR interferometry and geodetic observation

A growing structure near the deformation front in SW Taiwan as deduced from SAR interferometry and geodetic observation

... growing structure near the deformation front in SW Taiwan as deduced from SAR interferometry and geodetic observation Mong-Han Huang, 1 Jyr-Ching Hu, 1 Chia-Sheng Hsieh, 2 Kuo-En Ching, ... See full document

1

A growing structure near the deformation front in SW Taiwan as deduced from SAR interferometry and geodetic observation

A growing structure near the deformation front in SW Taiwan as deduced from SAR interferometry and geodetic observation

... resulted from the freely slipping of the TF and the ...CCF. In addition, the combina- tion of D-InSAR, GPS data and the precise leveling data reveals that the short-term deformation rate is ... See full document

5

Major Factors Controlling Arsenic Occurrence in the Groundwater and Sediments of the Chianan Coastal Plain, SW Taiwan

Major Factors Controlling Arsenic Occurrence in the Groundwater and Sediments of the Chianan Coastal Plain, SW Taiwan

... groundwater in the plain has resulted in environmental problems such as seawater intrusion and land ...involving in- tensive drilling for sediment cores and construction of monitoring wells, has been ... See full document

20

Seismo-geochemical variations in SW Taiwan: multi-parameter automatic gas monitoring results.

Seismo-geochemical variations in SW Taiwan: multi-parameter automatic gas monitoring results.

... of Gas Compositions After testing and calibrating for a few months, the QMS system was able to continuously analyze the composition of bubbling gases from the CL mud-pool at the interval of every two ...raw ... See full document

17

Distribution of Gassy Sediments and Mud Volcanoes Offshore Southwestern Taiwan

Distribution of Gassy Sediments and Mud Volcanoes Offshore Southwestern Taiwan

... gassy sediments are also observed. The distribution of gassy sediments and submarine mud volcanoes is interwoven in our ...study. In some area, we could find both of them within a small ... See full document

20

Distribution and fate of organochlorine pesticide residues in sediments from the selected rivers in Taiwan

Distribution and fate of organochlorine pesticide residues in sediments from the selected rivers in Taiwan

... polluted with heavy metals and dioxin from the industrial ...collected from these two rivers from October 1997 to April ...samples from each station were ...stations in the ... See full document

10

Heat Flow Measurements over Bottom Simulating Reflectors, Offshore Southwestern Taiwan

Heat Flow Measurements over Bottom Simulating Reflectors, Offshore Southwestern Taiwan

... 4.2 Effects of Sedimentation Since heat flow measurements are made by a Lister-type heat probe, which can only penetrate no deeper than 4.5 mbsf, the temperature gradient across the thin upper layer of sediments ... See full document

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