Results 11 to 20 of about 141,827 (166)

Rare earth element geochemistry of upper Ordovician cherts from the Southern Uplands of Scotland [PDF]

open access: yes, 1999
Caradoc and Ashgill radiolarian cherts and siliceous mudstones from the Southern Uplands preserve primary rare earth element (REE) signatures which are comparable to those of more recent deposits from continental margin settings.
Armstrong, H.A., Owen, A.W., Floyd, J.D.
core   +7 more sources

Continuous depth profile of the rock strength in the Nankai accretionary prism based on drilling performance parameters. [PDF]

open access: yesSci Rep, 2018
A new method for evaluating the in situ rock strength beneath the seafloor is proposed and applied to the Nankai Trough accretionary prism. The depth-continuous in situ rock strength is a critical parameter for numerous studies in earth science ...
Hamada Y   +7 more
europepmc   +2 more sources

Structure and Properties of Liquid Fe‐C Alloys at High Pressures by Experiments and First‐Principles Calculations

open access: yesGeophysical Monograph Series, Page 37-45., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Bin Chen, Jianwei Wang
wiley  

+1 more source

Pervasive near-surface stratal disruption in an accretionary prism setting: Kaczawa Complex, SW Poland

open access: yes, 2016
The tectonized and metamorphosed mudrocks within the Variscan accretionary prism of the Kaczawa Mountains in SW Poland comprise sedimentary mélanges together with more coherent stratigraphic units; some represent large olistoliths deposited in a ...
Joanna Kostylew (7782131)   +2 more
core   +7 more sources

A new method for the empirical conversion of logging data to clay mineral fraction in the Nankai accretionary prism

open access: yesEarth, Planets and Space, 2020
Sediment lithology, especially the clay mineral fraction, is basic geologic information, which is important for understanding faulting and evolutionary process of the accretionary prism.
Suguru Yabe   +3 more
doaj   +1 more source

The First D/V Chikyu IODP Operations: Successful Logging and Coring During NanTroSEIZE Stage 1 Expeditions [PDF]

open access: yesScientific Drilling, 2008
The Nankai Trough Seismogenic Zone Experiment (NanTroSEIZE) is a multi-expedition IODP drilling project aimed at drilling, coring, logging, and instrumenting the seismogenic zone of an active subduction margin , in a region thought to generate megathrust
Moe Kyaw Thu   +3 more
doaj   +1 more source

Thermal Conductivity Profile in the Nankai Accretionary Prism at IODP NanTroSEIZE Site C0002: Estimations From High‐Pressure Experiments Using Input Site Sediments

open access: yesGeochemistry, Geophysics, Geosystems, 2020
Depth profiles of sediment thermal conductivity are required for understanding the thermal structure in active seismogenic zones. During the Nankai Trough Seismogenic Zone Experiment (NanTroSEIZE), a scientific drilling project of the International Ocean
Weiren Lin   +5 more
doaj   +1 more source

Structural control and system-level behavior of the seismic cycle at the Nankai Trough

open access: yesEarth, Planets and Space, 2020
The Nankai Trough in Southwest Japan exhibits a wide spectrum of fault slip, with long-term and short-term slow-slip events, slow and fast earthquakes, all associated with different segments down the plate interface.
Qibin Shi   +5 more
doaj   +1 more source

Stages of Gas-Hydrate Evolution on the Northern Cascadia Margin [PDF]

open access: yesScientific Drilling, 2006
Natural gas hydrate occurs beneath many continental slopes and in arctic permafrost areas. Recent studies have indicated that the largest deposits of gas hydrate might lie in nearly horizontal layers several hundred meters beneath the seafloor of ...
the IODP Expedition 311 Scientists   +3 more
doaj   +1 more source

Three-layer structure of the Carpathian sedimentary prism from the results of seismic migration on the PANCAKE and RomUkrSeis WARR profiles

open access: yesГеофизический журнал, 2022
The method of finite-difference migration of reflected/refracted waves, applied to the PANCAKE and RomUkrSeis WARR seismic profiles, made it possible to form wave images of sedimentary layer and crystalline basement under the Carpathian orogen to a ...
T.P. Yegorova   +2 more
doaj   +1 more source

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