Results 11 to 20 of about 976,539 (292)
Diffusion curves with diffusion coefficients
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Hongwei Lin, Jingning Zhang, Chenkai Xu
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From the diffusion coefficient to the diffusion tensor [PDF]
AbstractWith diffusion tensor MRI one has access to the organization in space of tissue microstructural components. This outstanding potential adds, however, another layer of complexity to the diffusion MRI data acquisition and analysis processes. Over the last few years many articles have been published dealing with those matters.
Le Bihan, Denis, van Zijl, Peter
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Controlled Laboratory Experiments on Radon Diffusion Coefficient
Radon which occurs inuranium decay series is a noble gas and it moves from the deeper layers of theearth crust to the atmosphere. Formation of the radon gas in the Earth's crustand its migration to atmosphere are quite complex process because of too ...
Mutlu İçhedef
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Moisture Diffusion Coefficient of Concrete under Different Conditions
Humidity change in concrete is the leading cause of concrete shrinkage. Moreover, the moisture diffusion coefficient of concrete is an essential parameter for assessing and predicting the internal moisture content of concrete. However, there is a lack of
Fengbin Zhou +7 more
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Evaluating Spinal Canal Lesions Using Apparent Diffusion Coefficient Maps with Diffusion-Weighted Imaging [PDF]
Study Design Observational study. Purpose To evaluate healthy volunteers and patients with spinal canal lesions using apparent diffusion coefficient (ADC) maps with diffusion-weighted imaging.
Hirohito Kanamoto +17 more
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Diffusive Transport in Periodic Potentials: Underdamped Dynamics [PDF]
In this paper we present a systematic and rigorous method for calculating the diffusion tensor for a Brownian particle moving in a periodic potential which is valid in arbitrary dimensions and for all values of the dissipation.
Pavliotis, G. A., Vogiannou, A.
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Nasr Mohamed Mohamed Osman,1 Moustafa Abdel Kader,1 Taghreed A EL Aziz Nasr,1 Mohamed Ahmed Sharawy,2 Hesham Kamal Habeeb Keryakos2 1Radiology Department, Faculty of Medicine, Minia University, El Minia, Egypt; 2Internal Medicine Department, Faculty of ...
Mohamed Osman NM +4 more
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Surface diffusion coefficients for room acoustics : free-field measures [PDF]
A surface diffusion coefficient is needed in room acoustics to enable the quality of diffusing surfaces to be evaluated. It may also facilitate more accurate geometric room acoustic models.
Cox, TJ +3 more
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Generalized Exclusion Processes: Transport Coefficients [PDF]
A class of generalized exclusion processes parametrized by the maximal occupancy, $k\geq 1$, is investigated. For these processes with symmetric nearest-neighbor hopping, we compute the diffusion coefficient and show that it is independent on the spatial
Arita, Chikashi +2 more
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Method for obtaining the Knudsen diffusion coefficient
Recently, we developed a method for obtaining the Knudsen diffusion coefficient from the results of tracer experiments with a binary gas system and a porous medium in a column.
Yoshihiko Hibi
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