Results 31 to 40 of about 5,030,159 (295)

A rapid transition from ice covered CO2–rich waters to a biologically mediated CO2 sink in the eastern Weddell Gyre [PDF]

open access: yes, 2007
Circumpolar Deep Water (CDW), locally called Warm Deep Water (WDW), enters the Weddell Gyre in the southeast, roughly at 25° E to 30° E. In December 2002 and January 2003 we studied the effect of entrainment of WDW on the fugacity of carbon dioxide (fCO2)
Hoppema, Mario   +9 more
core   +2 more sources

Optimizing the parameterization of deep mixing and internal seiches in one-dimensional hydrodynamic models: a case study with Simstrat v1.3 [PDF]

open access: yesGeoscientific Model Development, 2017
This paper presents an improvement of a one-dimensional lake hydrodynamic model (Simstrat) to characterize the vertical thermal structure of deep lakes.
A. Gaudard   +7 more
doaj   +1 more source

Dive Into the Unknown: Embracing Uncertainty to Advance Aquatic Remote Sensing

open access: yesJournal of Remote Sensing, 2023
Uncertainty is an inherent aspect of aquatic remote sensing, originating from sources such as sensor noise, atmospheric variability, and human error.
Mortimer Werther, Olivier Burggraaff
doaj   +1 more source

Assessing the potential for pathogen transfer from grassland soils to surface waters. [PDF]

open access: yes, 2005
Contamination of surface waters with pathogenic micro-organisms is an area of growing importance in the context of diffuse agricultural pollution.
Oliver, David M.   +10 more
core   +1 more source

Surface profile prediction and analysis applied to turning process [PDF]

open access: yes, 2008
An approach for the prediction of surface profile in turning process using Radial Basis Function (RBF) neural networks is presented. The input parameters of the RBF networks are cutting speed, depth of cut and feed rate.
LU, Chen, COSTES, Jean-Philippe
core   +1 more source

Surveillance of adenoviruses and noroviruses in European recreational waters [PDF]

open access: yes, 2011
Exposure to human pathogenic viruses in recreational waters has been shown to cause disease outbreaks. In the context of Article 14 of the revised European Bathing Waters Directive 2006/7/EC (rBWD, CEU, 2006) a Europe-wide surveillance study was carried ...
SELLWOOD J   +110 more
core   +1 more source

Long-Term Spatiotemporal Variability of Whitings in Lake Geneva from Multispectral Remote Sensing and Machine Learning

open access: yesRemote Sensing, 2022
Whiting events are massive calcite precipitation events turning hardwater lake waters to a milky turquoise color. Herein, we use a multispectral remote sensing approach to describe the spatial and temporal occurrences of whitings in Lake Geneva from 2013
Gaël Many   +7 more
doaj   +1 more source

A comparison of runoff- and spray-drift-related pesticide contamination in agricultural surface waters : exposure, effects and mitigation [PDF]

open access: yes, 2004
Includes bibliographical references.Runoff and spray-drift-related pesticide input are important sources of non pointsource pesticide pollution in surface waters but few studies have directly compared these routes in a risk assessment scenario ...
Dabrowski, James Michael
core   +1 more source

Surface roughness prediction in milling based on tool displacements [PDF]

open access: yes, 2011
In this paper, an experimental device using non-contact displacement sensors for the investigation of milling tool behaviour is presented. It enables the recording of high frequency tool vibrations during milling operations.
MOREAU, Vincent   +3 more
core   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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