Adsorption isotherms
Adsorption – Theoretical aspects

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Adsorption isotherms


Adsorption – Theoretical aspects

Authors : Lian-Ming SUN, Francis MEUNIER, Nicolas BRODU, Marie-Hélène MANERO

Publication date: December 10, 2016, Review date: September 14, 2020 | Lire en français

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2. Adsorption isotherms

The ability of adsorbents to adsorb the various constituents of a mixture is the most important factor determining the performance of most adsorption processes. A thorough understanding of the adsorbate-adsorbent equilibrium properties is therefore essential for the correct design and dimensioning of adsorption processes.

The quantities adsorbed at equilibrium for an adsorbate-adsorbent system are generally characterized by adsorption isotherms determined at a given temperature:

ni=f(pi,pj,T)ouni=f(ci,cj,T)
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