The adsorption equilibrium and kinetics of tetrahydrofuran aqueous solution on 3 A u03bf zeolite was studied in a batch agitator tank . The adsorption isotherm was fitted by using Langmuir Equation and the adsorption kinetics data were fitted by the particle surface diffusion model and Langmuir Equation .

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Results reconfirm that intraparticle diffusion is governed by parallel pore and surface diffusion and surface diffusivity decreases with increasing amount adsorbed .

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This model takes into account surface diffusion hindered pore diffusion pore size distribution of porous supports and the shrinking of effective pore radius by protein adsorption .

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Studies on the cathodic processes in silver nitrate-pyridine carboxylic acid systems & u2171 . exchange current and surface diffusion step

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A great impact of surface diffusion on CVD diamond nucleation is discovered and investigated .

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Tgs crystal growth polymorphism and surface diffusion growth mechanism

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Surface strengthening technologies are reviewed from the points of surface quenching surface diffusion thermochemical heat treatment and surface coating .

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It is necessary therefore to study the surface diffusion of adsorbed species on catalyst surfaces and the ionic conductance in pure water .

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Numerical analysis of the difference between p-surface and u03c3 - surface diffusion

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The effect of temperature on surface diffusion behavior of phenols on activated carbon

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The grains grow by the surface diffusion of S atoms .

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The sintering mechanisms include grain boundary migration surface diffusion vacancy creation and annihilation .

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In the middle stage the pore surface diffusion is predominant in the grain growth .

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A modified microscopic model for calculating the total reaction cross section in the intermediate energy domain is given the effects of neutron skin ground state deformation and surface diffusion of the nuclear matter distribution is discussed quantitatively .

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Multi-Scale Modeling of Molecular Adsorption and Surface Diffusion in Zeolites

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Application and development of the techniques of die surface diffusion metallizing

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And the influence of surface diffusion speed along void surface on interface diffusion was also analyzed .

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CONCLUSION : The drug release of granules was surface diffusion mechanism following zero-order release kinetics .

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At the same time deposition angle will also influence the deposition rate which is mainly determined by the shadowing effect and adatoms surface diffusion .

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The surface diffusion model were established to simulate the adsorption process of sisomicin on the exchange resin D113.The model was solved by orthogonal collocation method .

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The formation growth of the sintering necks and the spheroidization of the pores which are mainly controlled by surface diffusion and grain boundary diffusion during the sintering of Mo powder were simulated respectively by using both four-ball and five-ball model .

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Using ASED-MO method the binding energies for different adsorption orientations and positions of H_2O molecule on Pt ( l00 ) and the activation energies and coefficient of surface diffusion are calculated .

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Furthermore SrAl2O4 : Eu2 + Dy3 + was synthesized by the surface diffusion method and the influences of technological parameters on luminescence performance were discussed .

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Surface Diffusion in Annealing of SrTiO_3 Film Grown by Laser Molecular Beam Epitaxy

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Theoretical Research of Adsorption Vibration and Surface Diffusion of Hydrogen Atom on the Ni Steped Surface

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Ab initio Study of Adsorption and Surface Diffusion of a Hydrogen Atom Near the Step on a Stepped Lithium Surface

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Last but not least the substrate surface temperature influences growth of the diamond due to surface diffusion and recombination effects .

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The existence of the step distinctly changes the activation energy of surface diffusion .

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The Monte Carlo method based on random walk was used to simulate surface diffusion processes on an ideal surface and a DLA fractal .

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