Results 11 to 20 of about 1,103,317 (308)

Microscopic theory of adsorption kinetics

open access: yesThe Journal of Chemical Physics, 2023
Adsorption is the accumulation of a solute at an interface that is formed between a solution and an additional gas, liquid, or solid phase. The macroscopic theory of adsorption dates back more than a century and is now well-established. Yet, despite recent advancements, a detailed and self-contained theory of single-particle adsorption is still lacking.
Yuval Scher   +3 more
openaire   +3 more sources

On Kinetics of Phage Adsorption [PDF]

open access: yesBiophysical Journal, 2007
Adsorption of lambda-phage on sensitive bacteria Escherichia coli is a classical problem but not all issues have been resolved. One of the outstanding problems is the rate of adsorption, which in some cases appears to exceed the theoretical limit imposed by the law of random diffusion.
Moldovan, R.   +2 more
openaire   +2 more sources

Adsorption kinetics and equilibria of two methanol samples with different water content on activated carbon [PDF]

open access: yes, 2021
To investigate the influence of fluid purity on the adsorption properties, adsorption kinetics and adsorption equilibria of two methanol samples with different water content on an activated carbon were studied. The purity of the methanol samples was 98.5%
Wedler, Carsten, Roesler, Meret
core   +1 more source

Simultaneous Estimation of Gas Adsorption Equilibria and Kinetics of Individual Shaped Adsorbents [PDF]

open access: yes, 2022
Shaped adsorbents are typically employed in several gas separation and sensing applications. The performance of these adsorbents is dictated by two key factors, their adsorption equilibrium capacity and kinetics.
Ronny, Pini   +4 more
core   +2 more sources

Dynamics of BaCl2-NH3 adsorption pair [PDF]

open access: yes, 2009
To obtain accurate kinetics of adsorption pairs, dynamic tests of a composite adsorbent material (BaCl2 impregnated into a vermiculite matrix) and ammonia were performed on small samples under isothermal conditions and on a larger quantity in a ...
Tamainot-Telto, Zacharie   +3 more
core   +1 more source

KINETIC STUDY ON ADSORPTION OF CHROMIUM(lIl) TO DIATOMACEOUS EARTH PRE-TREATED WITH SULFURIC AND HYDROCHLORIC ACIDS

open access: yesIndonesian Journal of Chemistry, 2010
In this research, the effect of Sangiran diatomaceous earth pre-treatment with sulfuric acid (H2SO4) and hydrochloric acid (HCl) on the kinetics of adsorption for Cr(III) in aqueous solution has been studied.
Nuryono Nuryono   +2 more
doaj   +1 more source

Bentonite and Magnetite Filler-Modified Polyurethane Foam in Fixed Bed Column for the Adsorption of Mercury(II) Ions from Aqueous Solution

open access: yesAceh International Journal of Science and Technology, 2021
This paper proposed adsorbent development by synthesizing polyurethane foam (PUF) using a simple method, mixing polyol with isocyanate and adding fillers of bentonite and magnetite to the PUF matrix.
Siti Sarah   +5 more
doaj   +1 more source

Kinetic Modeling of Isothermal or Non-isothermal Adsorption in a Pellet: Application to Adsorption Heat Pumps [PDF]

open access: yes, 2010
Understanding the interaction between a fluid and a solid phase is of fundamental importance to the design of an adsorption process. Because the heat effects associated with adsorption are comparatively large, the assumption of isothermal behavior is a ...
Nikov, Iordan   +9 more
core   +1 more source

Characterisation of metal organic frameworks for adsorption cooling [PDF]

open access: yes, 2012
Silica gel/water adsorption cooling systems suffer from size, performance and cost limitations. Therefore, there is a need for new adsorbent materials that outperform silica gel.
Mahmoud, Saad   +7 more
core   +1 more source

Surfactant adsorption kinetics in microfluidics [PDF]

open access: yesProceedings of the National Academy of Sciences, 2016
Significance Surfactant adsorption to interfaces is a dynamic process of relevance for foaming, emulsification, and detergency. Although the process has been described for centuries now, the rational measurement of adsorption and desorption constants, as well as the modeling of the binding mechanism, is still subject to many ...
Riechers, Birte   +5 more
openaire   +7 more sources

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