نتایج جستجو برای: saturation effect

تعداد نتایج: 1681601  

2010
Stéphanie Chevalliot Stein Kuiper Jason Heikenfeld

Basic electrowetting theory predicts that a continued increase in applied voltage will allow contact angle modulation to zero degrees. In practice, the effect of contact angle saturation has always been observed to limit the contact angle modulation, often only down to a contact angle of 60 to 70. The physical origins of contact angle saturation have not yet been explained successfully and uneq...

2015
A. H. Alizadeh Mohammad Piri M. Piri

We investigate the effect of different saturation histories relevant to various oil displacement processes (including secondary and tertiary gas injections) on three-phase gas/oil/brine relative permeabilities of water-wet sandstone. It is found that three-phase water (wetting phase) relative permeability is primarily a function of water saturation and shows no dependency upon saturation histor...

2014
S Wiramus J Textoris R Bardin C Vigne C Kelway C Martin M Leone

INTRODUCTION Our study primarily aimed at investigating the effect of isoproterenol infusion on tissue oxygen saturation in patients with septic shock. The secondary aim was to assess the relation between cardiac index, central venous oxygen saturation and tissue oxygen saturation. METHODS This retrospective study was conducted from December 2010 to March 2012. We included 14 consecutive pati...

2011
Ewen D Johnston Breidge Boyle Ed Juszczak Andy King Peter Brocklehurst Ben J Stenson

BACKGROUND A pretrial clinical improvement project for the BOOST-II UK trial of oxygen saturation targeting revealed an artefact affecting saturation profiles obtained from the Masimo Set Radical pulse oximeter. METHODS Saturation was recorded every 10 s for up to 2 weeks in 176 oxygen dependent preterm infants in 35 UK and Irish neonatal units between August 2006 and April 2009 using Masimo ...

2009
X. Wang X-H. Zhu Y. Zhang W. Chen

Introduction: The feasibility for imaging and quantifying absolute change of cerebral blood flow (CBF) using saturation-recovery T1 MRI approach has been previously demonstrated using rat ischemia (decreasing CBF) and hypercapnia (increasing CBF) models at 9.4T. Briefly, the water exchange between the capillary and brain tissues through the blood perfusion will affect the apparent water T1, thu...

Journal: :hepatitis monthly 0
seiyed mohammad ali ghayumi department of internal medicine, shiraz university of medical sciences, shiraz, ir iran abolfazl khalafi-nezhad department of internal medicine, shiraz university of medical sciences, shiraz, ir iran; corresponding author: abolfazl khalafi-nezhad, department of internal medicine, shiraz university of medical sciences, shiraz, ir iran. tel: +98-7116474316, fax: +98-7116474316, e-mail: zahra jowkar department of operative dentistry, school of dentistry, shiraz university of medical sciences, shiraz, ir iran

results roc-derived spo2 threshold of ≤ 94% can predict hypoxemia (pao2 < 60 mmhg) with a sensitivity of 100% and a specificity of 95%. furthermore, there are associations between the roc-derived spo2 threshold of ≤ 97% and detection of hypoxemia (pao2 < 70 mmhg) with a sensitivity of 100% and a specificity of 46%. the accuracy of pulse oximetry was not affected by the severity of liver disease...

Nanocomposites containing poly(methyl methacrylate) (PMMA) and surface functionalized Multi-Walled Carbon Nanotubes (MWNTs) were synthesized. The dispersion of MWNTs in PMMA was characterized using Transmission Electron Microscopy (TEM).The synthesized nanocomposites were successfully foamed using a simple method based on the in-situ generation of supercritical carbon dioxide (CO2</sub...

Journal: :journal of ultrafine grained and nanostructured materials 2014
mahdi ghazanfari fatemeh johar ahmad yazdani

this paper is a report on the synthesis of the fe3o4@ag core-shell with high saturation magnetization of magnetite nanoparticles as the core, by using polyol route and silver shell by chemical reduction. x-ray diffraction (xrd) and fourier transform infrared spectroscopy analyses confirmed that the particles so produced were monophase. the magnetic properties of the product were investigated by...

2016
Yong Liu Thomas A. Lograsso

We report on the doping evolution of magnetic susceptibility χ(T) and Hall coefficient RH in high-quality Ba1−xKxFe2As2 (0.13≤x≤1) single crystals. It is found that the normal-state magnetic susceptibility of Ba1−xKxFe2As2 compounds undergoes a crossover from linear-T dependence in the undoped and underdoped samples into KFe2As2-type magnetic response in the overdoped samples with increasing K ...

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