Results 21 to 30 of about 4,534 (235)

IODP Expeditions 304 & 305 Characterize the Lithology, Structure, and Alteration of an Oceanic Core Complex [PDF]

open access: yesScientific Drilling, 2006
More than forty years after the Mohole Project (Bascom, 1961), the goal of drilling a complete section through in situ oceanic crust remains unachieved.
Christopher J. MacLeod   +6 more
doaj   +1 more source

Formation of the Xigaze Metamorphic Sole under Tibetan continental lithosphere reveals generic characteristics of subduction initiation

open access: yesCommunications Earth & Environment, 2023
Metamorphic soles found under allochthonous oceanic lithosphere, or ophiolites, are interpreted as derived from lower plate oceanic crust material accreted to upper plate mantle during intraoceanic subduction initiation.
Carl Guilmette   +8 more
doaj   +1 more source

A technique for extracting gravity anomalies originating from sediments deposited on folded oceanic crust

open access: yesJournal of the National Science Foundation of Sri Lanka
Negative gravity anomalies observed over sediments accumulated on folded oceanic crust are usually caused by two negative density contrasts. The first is the contrast between low-density sediments lying on folded high density oceanic crust and the ...
D. A. Tantrigoda   +2 more
doaj   +1 more source

Synchronous oceanic spreading and continental rifting in West Antarctica

open access: yesGeophysical Research Letters, 2016
Magnetic anomalies associated with new ocean crust formation in the Adare Basin off north‐western Ross Sea (43–26 Ma) can be traced directly into the Northern Basin that underlies the adjacent morphological continental shelf, implying a continuity in the
F. J. Davey   +5 more
doaj   +1 more source

THE EARLY PRECAMBRIAN EFFECT OF OCEANIC CRUSTAL THICKNESS ON THE SUBDUCTION STYLE OBTAINED BY NUMERICAL PETROLOGICAL AND THERMOMECHANICAL MODELING

open access: yesГеодинамика и тектонофизика
Eclogitization of magmatic rocks in the oceanic crust plays a key role in the mechanism of the lithospheric plate movement. This effect (as well as its kinetic delay) is particularly important in the Precambrian subduction when oceanic crust could be ...
V. S. Zakharov   +2 more
doaj   +1 more source

Degradation Pathways of Silicon‐Based Anodes in Lithium‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
Silicon‐based anodes undergo degradation through five primary pathways: (1) mechanical and structural deterioration of the active material, (2) loss of electrode integrity and electrical contact, (3) mechanical instability of the solid electrolyte interphase (SEI), characterized by repetitive fracture and deformation, (4) chemical instability of the ...
Yoon Jeong Choi   +3 more
wiley   +1 more source

The hydrothermal power of oceanic lithosphere [PDF]

open access: yesSolid Earth, 2015
We have estimated the power of ventilated hydrothermal heat transport, and its spatial distribution, using a set of recently developed plate models which highlight the effects of axial hydrothermal circulation and thermal insulation by oceanic crust ...
C. J. Grose, J. C. Afonso
doaj   +1 more source

Margin-to-Margin Seafloor Spreading in the Eastern Gulf of Aden: A 16 Ma-Long History of Deformation and Magmatism from Seismic Reflection, Gravity and Magnetic Data

open access: yesFrontiers in Earth Science, 2021
In this paper we present and analyze spreading-parallel seismic transects that image the oceanic crust in the eastern Gulf of Aden, from the Oman to the Socotra margins, across the active Sheba mid-oceanic ridge and between the Socotra-Hadbeen and ...
Morgane Gillard   +3 more
doaj   +1 more source

Magnetization of the oceanic crust [PDF]

open access: yesGeophysical Journal International, 1976
Summary. The magnetization of the oceanic crust can be studied both directly, by looking at the magnetization of rocks collected from the oceans, and also indirectly, by looking at the magnetic anomalies. These methods are discussed. Magnetic measurements on basement samples collected by the Deep Sea Drilling Project (DSDP) show that these samples have
openaire   +1 more source

Electrocatalytic Urea Waste Valorization via Water Electrolysis: Transition‐Metal Phosphides for Sustainable Hydrogen Production

open access: yesAdvanced Energy Materials, EarlyView.
This article provides a comprehensive analysis of transition metal phosphides (TMP) as electrocatalysts for urea‐assisted water electrolysis, highlighting the critical role of phosphorus engineering in modulating electronic structure, optimizing active sites, and enhancing catalytic durability.
Shivalingayya Gaddimath   +8 more
wiley   +1 more source

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