Comparison of diffusion coefficients with previous studies
Comparison of diffusion coefficients and activation energies for Ag diffusion in silicon carbide
... the diffusion coefficients of Ag measured and/or estimated in previous studies were reviewed, and then pre-exponential factors and activation energies from the previous experiments were ...
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Serotypes of group B streptococci in western Sweden and comparison with serotypes in two previous studies starting from 1988
... in comparison with the first study (1988 – 1997) but there were no significant changes in the serotype distribution between the present study and the second study (1998 – ...
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Multiple Sclerosis: Comparison of Trace Apparent Diffusion Coefficients with MR Enhancement Pattern of Lesions
... HELs represent active lesions with a predominant inflammatory component (1, 27, 28). The influx of inflammatory cells and associated macromolecules may also lead to restriction of water diffusion and reduction in ...
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A Study of the O4+ Emissivity Profiles with Two Separate Photon Emissivity Coefficient Databases and a Comparison of the Impurity Diffusion Coefficients in the Aditya Tokamak
... Figure 11 (b) shows a comparison between the diffu- sivity profiles used in three separate cases considered in present study. The profile D1 represents the impurity dif- fusivity values used for calculating the ...
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Previous studies exposed excitotoxic overactivation of
... In comparison to memantine, the extension of the thera- peutic window for clenbuterol in the combination therapy was remarkable, because the therapeutic window was shifted from 5 hours pretreatment to 2 hours ...
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Fluorinated surfactants in solution: Diffusion coefficients of fluorinated alcohols in water
... For comparison the intra-diffusion coef ficients of 2,2,2-tri fluoroethanol and 2,2,3,3,4,4,4-hepta fluorobutan-1-ol were also measured in heavy water as a function of composition and at the same temperatures ...
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A continual monitoring method of measuring single ion diffusion coefficients
... 12 which is clearly better than that of Wang*s method in which it is + 2 ?o. The capillary tube method as used by all the above workers involves comparison of the initial activity in the tube with that at the end ...
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Modelling the Diffusion Coefficients of Dilute Gaseous Solutes in Hydrocarbon Liquids
... The comparison shows mostly good agreement but some evidence of systematic deviations for larger values of ...self- diffusion (χ = 1), while all of the SHS data considered are included in ...
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In vivo MR determination of water diffusion coefficients and diffusion anisotropy: correlation with structural alteration in gliomas of the cerebral hemispheres
... and diffusion anisotropy in these regions differed significantly from each of the other eight areas ...higher diffusion anisotropy in these regions relative to normal white matter in the opposite hemisphere ...
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Apparent Diffusion Coefficients for Differentiation of Cerebellar Tumors in Children
... It has been established that ADC values of normal develop- ing brain decrease with increasing age. 25-27 The absolute ADC value, rather than ADC ratio, may therefore be the preferred method of differentiating pediatric ...
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Apparent Diffusion Coefficients of Metabolites in Patients with MELAS Using Diffusion Weighted MR Spectroscopy
... the diffusion of intracel- lular metabolites, NAA, Cr, PCr, and Cho, which are exclu- sively located in the intracellular space and exchange very slowly between the 2 ...to diffusion in the intra- cellular ...
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Burnout among rural hospital doctors in the Western Cape : comparison with previous South African studies
... high-quality studies regarding physician wellness 1 and concluded that burnout and psychological distress are highly prevalent among primary care ...these studies need to be considered by district health ...
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The global existence of a parabolic cross-diffusion system with discontinuous coefficients
... the previous work [], we presented a parabolic cross-diffusion system describing two- species models on a bounded domain with different natural conditions, and studied the corresponding steady-state problem, an ...
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Apparent Diffusion Coefficients in the Evaluation of High grade Cerebral Gliomas
... on diffusion-weighted imaging, which would facilitate surgery and follow-up of these pa- ...other studies (1, 4), we ap- plied the diffusion-sensitizing gradient in three di- rections, thus ...
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Robust utility maximization for a diffusion market model with misspecified coefficients
... paper studies the robust maximization of utility from terminal wealth in a diffusion financial market ...a diffusion process with misspecified trend and volatility coefficients, and a ...
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Experimental Studies of Diffusion in Olivine
... lack of a pre-edge feature and comparison with similar spectra from Berry and O’Neill (2004) and Bell et al. (2014) suggests this is Cr 3+ in octahedral coordination. The third end member spectrum was observed at ...
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Computational studies of diffusion in zeolites
... the diffusion of methane, ethane, propane, n -butane and n-hexane adsorbed in silicalite at different ...ethane diffusion in chabazite at different tem peratures are reported in this ...the diffusion ...
204
Use of preoperative apparent diffusion coefficients to predict brain tumor grade
... Additional Information Disclosures Human subjects: Consent was obtained by all participants in this study. Animal subjects: All authors have confirmed that this study did not involve animal subjects or tissue. Conflicts ...
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Differentiation of Toxoplasmosis and Lymphoma in AIDS Patients by Using Apparent Diffusion Coefficients
... prospective studies with larger sam- ple sizes are needed to firmly establish the sensitivity and specificity of this tool in differentiating toxoplas- mosis from lymphoma in patients with ...
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The measurement of self-diffusion coefficients in liquid metals with quasielastic neutron scattering
... LC diffusion experiments discussed in the introduction, there are very few reliable data sets on the temperature dependence of the self diffusion in liquid ...self-diffusion coefficients with ...
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