Results 211 to 220 of about 207,815 (342)

Biomineralization of primary carbonate cements: a new biosignature in the fossil record from the Anisian of Southern Italy

open access: yesLethaia, EarlyView., 2021
Biomineralization is a generic term used to indicate biological‐mediated mineral formation. In carbonate mineralization, nucleation of crystals can be: (1) controlled directly by the organisms, like in the skeletal formation of most metazoans; (2) induced by microbial communities, by indirect precipitation mediated by their metabolic activities; or (3)
Adriano Guido   +4 more
wiley   +1 more source

A follow-up strategy enabling discovery of electromagnetic counterparts to highly magnified gravitationally lensed gravitational waves. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Ryczanowski D   +8 more
europepmc   +1 more source

Multi‐scale geophysical mapping of the brine and bedrock surfaces along the Dolores River, Paradox Valley, Colorado, December 2023

open access: yesNear Surface Geophysics, EarlyView.
Abstract Total dissolved solids derived from salt dome–sourced brine in the underlying alluvial aquifer substantially increase with distance in the reach of the Dolores River that passes through Paradox Valley in southwestern Colorado. The area has been the site of salinity control operations since the 1990s to reduce salt loading to the downstream ...
Neil Terry   +5 more
wiley   +1 more source

Morphology of Antarctic Polygons and Implications for Polygon Evolution and Subsurface Ice Dynamics

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Polygonal terrain results from thermal contraction, is commonly found in periglacial environments, and serves as a valuable proxy for interpreting subsurface ice distribution and climate history on Earth and Mars. In this study, we investigate the morphology of polygons in Beacon Valley, Antarctica, to assess the relationship between polygon ...
Rachael H. Hoover   +4 more
wiley   +1 more source

A regional implementation of a mixed finite‐element, semi‐implicit dynamical core

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
A regional version of a new dynamical core with an iterated semi‐implicit time discretisation and mixed finite‐element spatial discretisation is described. This involves modifying the mixed‐system and Helmholtz‐preconditioner equations to use lateral boundary condition (LBC) data specified by a driving model.
Christine Johnson   +9 more
wiley   +1 more source

High-Performance Telescope System Design for Space-Based Gravitational Waves Detection. [PDF]

open access: yesSensors (Basel)
Ji H   +8 more
europepmc   +1 more source

Gravitational waves and electrodynamics: new perspectives. [PDF]

open access: yesEur Phys J C Part Fields, 2017
Cabral F, Lobo FSN.
europepmc   +1 more source

Scale interactions of deep convection in the Sahel: Exploring ring patterns in lagged cross‐correlations of rainfall

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Spatio‐temporal patterns in rainfall are evidence of scale interactions in convection in the West African Sahel. Radial normalization of two‐dimensional conditional probability maps reveals a ring‐like structure in rainfall probabilities surrounding previous rainfall.
James Bassford   +3 more
wiley   +1 more source

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