Sentence examples for collective diffusion coefficient from inspiring English sources
In quasi-elastic light scattering, the collective diffusion coefficient D0was measured in the dilute concentration range (c = 0.1 wt.%).
Two dimensionless parameters, α and θ, and a collective diffusion coefficient, D, are determined from each two-stage sorption curve.
Data analysis was performed with the normalized intensity autocorrelation function using a third-order cumulant fit [34] that yielded as key parameter the effective collective diffusion coefficient.
A novel variational analytic approach to collective diffusion allowing the density dependent collective diffusion coefficient to be calculated in systems of interacting particles adsorbed on a crystalline substrate is presented.
Finally, the ensemble average scattering intensities, 〈I〉E, the static inhomogeneities, 〈IC〉E, the time-average dynamic fluctuating component, 〈IF〉T and the collective diffusion coefficient, D, showed remarkable dependence not only on Cpolyol but also on [NCO]/[OH].
Measurements are reported of the swelling pressure ω and of the collective diffusion coefficient Dc in two series of salt-free neutralized polyelectrolyte gels, one a poly acrylamide acrylic acid) copolymer, the other cross-linked potassium polyacrylic acid.
From the slope, the effective collective diffusion coefficients [D eff] were determined.
Water sorption of the gels was investigated gravimetrically and the collective diffusion coefficients were determined at 10, 25, and 50 °C.
Decrease in Itr was modelled using the Li–Tanaka equation from which time constants, τ1, and collective diffusion coefficients, Do were determined for various Bis content PAAm gels.
The kinetics of macroscopic swelling is described by the equation of Peters and Candau, with values of collective diffusion coefficients being in good agreement with values obtained by other workers via photon correlation spectroscopy.
