Results 51 to 60 of about 584,672 (302)

Late Cretaceous Gravitational Collapse of the Southern Sierra Nevada Batholith and Adjacent Areas Above Underplated Schists, Southern California [PDF]

open access: yes, 2012
The greater Sierra Nevada batholith (SNB) is an ~ 600 km long NNW-trending composite arc assemblage consisting of a myriad of plutons exhibiting a distinct transverse zonation in structural, petrologic, geochronologic, and isotopic patterns.
Chapman, Alan Daniel
core   +1 more source

Uniqueness in a melting slab with space- and time-dependent heating [PDF]

open access: yesQuarterly of Applied Mathematics, 1970
Conditions for uniqueness of solution are derived for a slab which melts under an applied heat input dependent both on time and on the melted depth, the melted material being instantaneously removed. Some examples are constructed in which more than one solution is exhibited as well as one in which no melting solution exists.
openaire   +1 more source

Effects of a Dynamical Slab on Back-Arc Melting and Mantle Dynamics [PDF]

open access: yes, 2023
Back-arc spreading centers are unique tectonic environments where flux/hydrous melting at the arc occurs in close proximity to decompression melting observed at the back-arc.
Brink, Trey
core  

Assessing the Role of Water in Alaskan Flat‐Slab Subduction

open access: yesGeochemistry, Geophysics, Geosystems, 2021
Low‐angle subduction has been shown to have a profound impact on subduction processes. However, the mechanisms that initiate, drive, and sustain flat‐slab subduction are debated.
Sarah E. Petersen   +2 more
doaj   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

A Series Solution for Heat Conduction Problem with Phase Change in a Finite Slab

open access: yesAbstract and Applied Analysis, 2014
A two-dimensional differential transform method is applied to solve one-dimensional phase change problems in a slab of finite thickness, which is subjected to convective thermal loading at one surface and a constant prescribed temperature at the other ...
Ryoichi Chiba
doaj   +1 more source

Mantle Melting and Intraplate Volcanism Due to Self‐Buoyant Hydrous Upwellings From the Stagnant Slab That Are Conveyed by Small‐Scale Convection

open access: yesGeochemistry Geophysics Geosystems, 2019
The mechanisms sustaining basaltic continental intraplate volcanism remain controversial. Continental intraplate volcanism is often geographically associated with slab stagnation in the mantle transition zone (MTZ), for example, in eastern Asia, central ...
Xiaogang Long   +3 more
semanticscholar   +1 more source

Room‐Temperature Skyrmionic Synapse in 2D Ferromagnet Fe3GaTe2 Operating via Collective Spin Texture Transformation

open access: yesAdvanced Materials, EarlyView.
We demonstrate a neuromorphic synapse in 2D Fe3GaTe2 flakes. The device operates via a current‐driven transformation from a skyrmion‐lattice to a stripe‐domain state, yielding a linear anomalous Hall resistance response with a tunable slope to enable multiply‐accumulate operations. Simulations confirm its viability in artificial neural networks.
Jixiang Huang   +20 more
wiley   +1 more source

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

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

Adakites without slab melting: High pressure differentiation of island arc magma, Mindanao, the Philippines

open access: yes, 2006
New geochemical data for Pleistocene magmatic rocks from the Surigao peninsula, eastern Mindanao, the Philippines, demonstrate typical adakitic traits, including elevation of Sr / Y and depletion of the heavy rare earth elements.
C. Macpherson, S. Dreher, M. Thirlwall
semanticscholar   +1 more source

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