Results 31 to 40 of about 169,696 (300)

Non-negligible impact of Stokes drift and wave-driven Eulerian currents on simulated surface particle dispersal in the Mediterranean Sea [PDF]

open access: yesOcean Science
Numerical simulations of marine surface particle dispersal are a crucial tool for addressing many outstanding issues in physical oceanography of societal relevance, such as marine plastic pollution.
S. Rühs   +6 more
doaj   +1 more source

Measuring Winds and Currents with Ka-Band Doppler Scatterometry: An Airborne Implementation and Progress towards a Spaceborne Mission

open access: yesRemote Sensing, 2020
Ocean surface winds and currents are tightly coupled, essential climate variables, synoptic measurements of which require a remote sensing approach.
Alexander Wineteer   +10 more
doaj   +1 more source

An assessment of the surface turbulent heat fluxes from the NCEP reanalysis over western boundary currents [PDF]

open access: yes, 2002
With the completion of the NCEP-NCAR and ECMWF reanalyses there are now global representations of air-sea surface heat fluxes with sufficient spatial and temporal resolution to be useful in characterizing the air-sea interaction associated with ...
Moore, GWK, Renfrew, IA
core   +1 more source

SPURS: Salinity Processes in the Upper-ocean Regional Study— The North Atlantic Experiment [PDF]

open access: yesOceanography, 2015
In this special issue of Oceanography, we explore the results of SPURS-1, the first part of the ocean process study Salinity Processes in the Upper-ocean Regional Study (SPURS).
Eric Lindstrom, Frank Bryan, Ray Schmitt
doaj   +1 more source

Ocean Surface Wave‐Current Signatures From Satellite Altimeter Measurements [PDF]

open access: yesGeophysical Research Letters, 2019
AbstractOcean currents can strongly impact the propagation of swell systems. Satellite altimetry routinely provides measurements of ocean surface significant wave heights (Hs). A self‐consistent space‐scale decomposition is applied to Hs measurements obtained from different altimeters.
Quilfen, Yves, Chapron, Bertrand
openaire   +4 more sources

Liquid Phase Transmission Electron Microscopy: A Window into the Early Stages of Complex Material Formation

open access: yesAdvanced Functional Materials, EarlyView.
Liquid‐phase transmission electron microscopy enables direct observation of nucleation and growth processes in solution. This review is dedicated to the remembrance of Helmut Cölfen and highlights recent studies on complex materials—oxides, biominerals, organic–inorganic crystals—which were central to his research activity. It summarizes key milestones,
Charles Sidhoum   +5 more
wiley   +1 more source

Depth-Dependent Correction for Wind-Driven Drift Current in Particle Tracking Applications

open access: yesFrontiers in Marine Science, 2020
Predicting the trajectories of buoyant objects drifting at the ocean surface is important for a variety of different applications. To minimize errors in predicted trajectories, the dominant transport mechanisms have to be considered.
Mirjam van der Mheen   +4 more
doaj   +1 more source

Computing Ocean Surface Currents From GOCI Ocean Color Satellite Imagery

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2017
One of the significant challenges in physical oceanography is getting an adequate space/time description of the ocean surface currents. One possible solution is the maximum cross-correlation (MCC) method that we apply to hourly ocean color images from the Geostationary Ocean Color Imager (GOCI) over five years.
Jianfei Liu   +5 more
openaire   +2 more sources

Bio‐Inspired Magnetically Tunable Structural Colors from Elliptical Self‐Assembled Block Copolymer Microparticles

open access: yesAdvanced Functional Materials, EarlyView.
Cephalopod‐inspired photonic microparticles with dynamic structural coloration are fabricated via confined self‐assembly of linear block copolymers into ellipsoids containing stacked lamellae. Embedded superparamagnetic nanoparticles enable rapid magnetic alignment, restoring vivid, angle‐dependent color.
Gianluca Mazzotta   +8 more
wiley   +1 more source

Selection of the key earth observation sensors and platforms focusing on applications for Polar Regions in the scope of Copernicus system 2020-2030 [PDF]

open access: yes, 2019
An optimal payload selection conducted in the frame of the H2020 ONION project (id 687490) is presented based on the ability to cover the observation needs of the Copernicus system in the time period 2020–2030.
Camps Carmona, Adriano José   +6 more
core   +2 more sources

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