Results 11 to 20 of about 61,955 (243)

Nitrogen Diffusion in Calcite

open access: yesGeophysical Monograph Series, Page 97-104., 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 ...
Daniele Cherniak   +2 more
wiley  

+19 more sources

Large Igneous Province Record Through Time and Implications for Secular Environmental Changes and Geological Time‐Scale Boundaries

open access: yesGeophysical Monograph Series, Page 1-26., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Richard E. Ernst   +8 more
wiley  

+5 more sources

Properties of the Subduction System in Mexico [PDF]

open access: yes, 2011
This thesis presents seismic imaging results of the structure of the Mexican subduction zone using receiver function (RF) based on teleseismic P-to-S converted waves, in order to gain insight into the physical and chemical factors associated with ...
Kim, YoungHee
core   +1 more source

Two-sided asymmetric subduction; implications for tectonomagmatic and metallogenic evolution of the Lut Block, Eastern Iran [PDF]

open access: yes, 2011
West directed subduction zones show common characteristics, such as low structural elevation, deep trench, steep slab and a conjugate back-arc basin that are opposite to those of the east directed subduction zones.
Jose Francisco Santos   +11 more
core   +1 more source

Geodynamic modeling on subduction-spreading interaction and implications for the South China Sea and surrounding regions

open access: yesGeosystems and Geoenvironment, 2023
The convergent subduction zones and the divergent spreading ridges are essential tectonic units that are widely distributed in the South China Sea and the surrounding regions, governing the regional tectonic evolution.
Jie Liao   +5 more
doaj   +1 more source

(I) A Coupled Geochemical and Geodynamical Approach to Subduction Zone Modeling and (II) Development of Color in Greenish Quartz [PDF]

open access: yes, 2008
(I) We couple a petrological model with a 2D thermal and variable viscosity flow model to describe and compare fundamental processes occurring within subduction zones.
Hebert, Laura Baker
core   +1 more source

Aseismic ridge subduction and flat subduction: Insights from three-dimensional numerical models

open access: yesEarth and Planetary Physics, 2023
Flat subduction can significantly influence the distribution of volcanism, stress state, and surface topography of the overriding plate. However, the mechanisms for inducing flat subduction remain controversial.
Hui Zhao, Wei Leng
doaj   +1 more source

Ocean-continent subduction cannot be initiated without preceding intra-oceanic subduction!

open access: yesFrontiers in Earth Science, 2022
The formation of new subduction zones is a key element of plate tectonics and the Wilson cycle, and many different controlling mechanisms have been proposed to initiate subduction.
Alexander Koptev   +4 more
doaj   +1 more source

Dynamics of intraoceanic subduction initiation: 1. Oceanic detachment fault inversion and the formation of supra-subduction zone ophiolites [PDF]

open access: yes, 2015
Subduction initiation is a critical link in the plate tectonic cycle. Intraoceanic subduction zones can form along transform faults and fracture zones, but how subduction nucleates parallel to mid-ocean ridges, as in e.g., the Neotethys Ocean during the ...
Wim Spakman   +17 more
core   +2 more sources

Natural observations of subduction initiation: Implications for the geodynamic evolution of the Paleo-Asian Ocean

open access: yesGeosystems and Geoenvironment, 2022
Initiation of new subduction zones is an integral part of Earth's plate tectonics regime. It is generally accepted that the negative buoyancy of sufficiently old oceanic lithosphere provides the primary driving force for subduction initiation.
Gaoxue Yang   +6 more
doaj   +1 more source

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