diffusion coefficient mapping
The Efficacy of Diffusion Weighted Imaging and Apparent Diffusion Coefficient Mapping for Meniscal Tears in the Knee
... MR imaging (MRI) is a reliable method of evaluating the meniscal tears and injuries. MRI provides important datas about bone and soft tissue disorders in and around the knee joint. This imaging method is also useful to ...
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Apparent Diffusion Coefficient Mapping of the Normal Parotid Gland and Parotid Involvement in Patients with Systemic Connective Tissue Disorders
... For diffuse parotid gland disorders, such as sys- temic connective tissue disorders (CTD), tissue sam- pling through biopsy is the criterion standard, but it is highly invasive, operator dependent, and can charac- terize ...
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Apparent Diffusion Coefficient Mapping of the Hippocampus and the Amygdala in Pharmaco Resistant Temporal Lobe Epilepsy
... In terms of ADC mapping, several features can be used to predict outcome. HADC values ⬎2.5 SD related to control mean predicted better results in the patients whose ADC was concordant with the lateralization ...
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Analysis of Central Nervous System Vasculitis with Diffusion Weighted Imaging and Apparent Diffusion Coefficient Mapping of the Normal Appearing Brain
... mechanism allows DWI to demonstrate brain changes that routine MR imaging misses. ADCs increase when water mo- tion increases. However, increased diffusion is a nonspecific finding that can be the result of ...
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Apparent Diffusion Coefficient Mapping Using a Multi Shot Spiral MRI Sequence of the Rat Brain
... for diffusion-weighted imaging (DWI) because of its snapshot-like acquisition and relatively high SNR [5], ...[6]. Diffusion weighted SE-EPI (DW-SE-EPI) has become an important clinical modality for early ...
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Apparent Diffusion Coefficient Mapping of Salivary Gland Tumors: Prediction of the Benignancy and Malignancy
... on diffusion-weighted images may be significantly affected by variations in the proportions of tumor tissue components (ie, the stages of tumor cell differentiation, the presence or absence of necrotic tissues and ...
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Apparent Diffusion Coefficient Mapping for Sinonasal Diseases: Differentiation of Benign and Malignant Lesions
... for Diffusion-Weighted MR Imaging Sequential gray-scale ADC map images that spanned a whole lesion, except for the upper- and lowermost sections, were saved in a DICOM format (Fig ...ADC mapping, the ...
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Development Status of Gas Diffusion Coefficient in China
... gas diffusion coefficient is not directly measured by the experimental devices, but firstly measures the amount of gas diffusion passes rock samples within a certain time [5] ,then calculates out ...
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Vertical variation in diffusion coefficient within sediments
... In recent years there has been greater awareness of the impact chemical pollutants have on the environment, particularly aquatic ecosystems and the concentrations within sediment beds. River ecosystems include ...
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CFD modeling of a gas exchange membrane in OpenFOAM
... overall diffusion is affected regarding the flux, rather than localized fouling by actual ...the diffusion coefficient which goes to ...the diffusion to stop completely which resulted in a ...
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Diffusion Coefficient for Sublimation Diffusion Of Disperse Dye using Error Function
... the diffusion equation can be obtained for a variety of initial and boundary conditions provided the diffusion coefficient is ...the diffusion equation usually has one of two standard forms, ...
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Understanding localised corrosion phenomena by using the synergies of thermodynamics and diffusion
... Figure: Effective diffusion coefficient in an idealized Fe-C alloy... Isothermal Hydrogen Diffusion.[r] ...
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Chemical and Electrochemical Generation of Superoxide Ion in 1-butyl-1-methylpyrrolidinium bis(trifluoromethylsulfonyl)imide
... ILs have unique properties as compared with conventional solvents; they are nonvolatile, nonflammable, and have high ionic conductivity, high thermal stability, large electrochemical windows, and moderate dissolvability ...
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Dynamic studies of nitrophenols sorption on perfil in a fixed-bed column
... The dynamics of a fixed bed is described by a set of convection diffusion equations, coupled with source terms due to adsorption and diffusion inside the adsorbent particles. The prediction of the ...
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On the Origin of Phase Angle in Warburg Finite Length Diffusion Impedance
... Nernst diffusion layer thickness, charge- transfer resistance, diffusion coefficient, double layer capacitance and electrolyte resistance on the behavior of the phase ...
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An Investigation On Leaching Properties Of Cement Block Selected As A Matrix For Fixation Of Radioactive Cs137 Included With Cu3(PO4)2 Slurry
... It is well known that fixation of non eco friendly waste which are toxic and harmful in nature using cement has been practiced for many years. Among the different varieties of cement, Portland cement has been found to be ...
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Acute Encephalopathy Associated with Intravenous Immunoglobulin Therapy
... Intravenous immunoglobulin therapy is useful against various immune system disorders and viral infections. Serious adverse reactions following this therapy are uncommon; aseptic meningitis is one such reaction. Our ...
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Mathematical modelling of the catalyst layer of a polymer electrolyte fuel cell
... the most important processes affecting the performance (and durability), most notably the multiphase nature of the CCL, liquid water transport and heat generation, have proved difficult to include in a mathematical ...
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Mixed convective boundary layer flow over a vertical wedge embedded in a porous medium saturated with a nanofluid: Natural Convection Dominated Regime
... Abbreviations List of symbols DB: Brownian diffusion coefficient; DT: Thermophoretic diffusion coefficient; f: Rescaled nano-particle volume fraction; g: Gravitational acceleration vecto[r] ...
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Influence of Temperature and Frequency on Minority Carrier Diffusion Coefficient in a Silicon Solar Cell under Magnetic Field
... carrier diffusion coefficient in silicon solar cell has shown that the choice of parameter values such as temperature, magnetic field and fre- quency must obey certain conditions for a good performance of ...
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