Results 91 to 100 of about 750,885 (330)

Objective determination of global ocean surface mixed layer depth

open access: yesOCEANS 2010 MTS/IEEE SEATTLE, 2010
Upper oceans are characterized by the existence of vertically quasi-uniform layer of temperature (T, isothermal layer) and density (ρ, mixed layer). The thickness of the mixed layer determines the heat content and mechanical inertia of the layer that directly interacts with the atmosphere.
Chu, Peter C., Fan, Chenwu
openaire   +2 more sources

Influence of an Oxygen‐Free Atmosphere on Diamond‐Single‐Grain Scratching of Ti–6Al–4V

open access: yesAdvanced Engineering Materials, EarlyView.
Single‐grain scratching of Ti–6Al–4V is investigated under controlled, oxygen‐free, and ambient atmospheres using a novel experimental setup with in situ high‐speed imaging. The approach enables direct observation of chip formation and adhesion under suppressed oxidation.
Berend Denkena   +2 more
wiley   +1 more source

Extended Formulations and Analytic Solutions for Watercolumn Production Integrals

open access: yesFrontiers in Marine Science, 2017
The effect of biomass dynamics on the estimation of watercolumn primary production is analyzed, by coupling a primary production model to a simple growth equation for phytoplankton. The production model is formulated with depth- and time-resolved biomass,
Žarko Kovač   +6 more
doaj   +1 more source

Development of a trench cutting re-mixing deep wall method model test device [PDF]

open access: yes, 2020
The trench cutting re-mixing deep wall (TRD) is a new type of underground waterproof curtain. Mixing uniformity is the key index affecting the efficiency and quality of this method.
Bezuijen, Adam   +5 more
core   +2 more sources

Surface Tension Measurement of Ti‐6Al‐4V by Falling Droplet Method in Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
In this article, the temperature‐dependent surface tension of free falling, oscillating Ti‐6Al‐4V droplets is investigated in both argon and monosilane doped, oxygen‐free atmosphere. Droplet temperature and oscillation are captured with one single high‐speed camera, and the surface tension is calculated with Rayleigh's formula.
Johannes May   +9 more
wiley   +1 more source

Hurricane Boundary Layer Height Relative to Storm Motion from GPS Dropsonde Composites

open access: yesAtmosphere, 2019
This study investigates the asymmetric distribution of hurricane boundary layer height scales in a storm-motion-relative framework using global positioning system (GPS) dropsonde observations.
Yifang Ren   +3 more
doaj   +1 more source

Mixed and mixing layer depths in the ocean surface boundary layer under conditions of diurnal stratification [PDF]

open access: yesGeophysical Research Letters, 2014
AbstractA comparison between mixed (MLD) and mixing (XLD) layer depths is presented from the SubTRopical Atlantic Surface Salinity Experiment (STRASSE) cruise in the subtropical Atlantic. This study consists of 400 microstructure profiles during fairly calm and moderate conditions (2 < U10 < 10 m s−1) and strong solar heating O(1000 W m−2).
Sutherland, Graig   +3 more
openaire   +5 more sources

Impact of Pre‐Oxidation Treatments on a Recycled MgO/Steel‐Composite as Carbon Free Anode in Aluminum‐Electrolysis Environments

open access: yesAdvanced Engineering Materials, EarlyView.
Cermets (60 vol.% AISI 316L stainless steel, 40 vol.% recycled MgO), intended for use in aluminum electrolysis, were pre‐oxidized in three furnaces with different heating technologies and subjected to a cryolite corrosion test. The different atmospheres influenced the formation of oxide layers, which in turn affected corrosion resistance and ...
Patricia Kaiser   +4 more
wiley   +1 more source

Theoretical considerations on factors confounding the interpretation of the oceanic carbon export ratio [PDF]

open access: yes, 2018
Author Posting. © American Geophysical Union, 2018. This article is posted here by permission of American Geophysical Union for personal use, not for redistribution.
Cassar, Nicolas, Li, Zuchuan
core   +1 more source

Intermolecular Interactions as Driving Force of Increasing Multiphoton Absorption in a Perylene Diimide‐Based Coordination Polymer

open access: yesAdvanced Functional Materials, EarlyView.
This study uncovers the unexplored role of intermolecular interactions in multiphoton absorption in coordination polymers. By analyzing [Zn2tpda(DMA)2(DMF)0.3], it shows how the electronic coupling of the chromophores and confinement in the MOF enhance two‐and three‐photon absorption.
Simon Nicolas Deger   +11 more
wiley   +1 more source

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