Adsorption Coefficient

Adsorption Coefficient

The ratio of the amount of a chemical adsorbed per unit of organic carbon in the soil or sediment to the concentration of the chemical in solution or at equilibrium.
Mentioned in ?
References in periodicals archive ?
An increase in soil organic matter displayed an increase in the adsorption coefficients. Hence organic matter showed a positive correlation with adsorption coefficient.
Sorption-Desorption Characteristics of Benzimidazole Based Fungicide Benomyl on Physicochemical Properties of Selected Pakistani Soils and their Minerals
Then, a gas adsorption coefficient is determined in the laboratory, and the gas content is calculated.
Experimental Study of the Characteristic Changes of Coal Resistivity during the Gas Adsorption/Desorption Process
Major and minor phases were performed with semiquantitative method on the basis of the intensity counts of specific reflections, the density, and the mass adsorption coefficient of the identical mineral phases [22].
Synthesis of Zeolites Materials Using Fly Ash and Oil Shale Ash and Their Applications in Removing Heavy Metals from Aqueous Solutions
KL is Langmuir adsorption coefficient which gives information about binding sites available on the surface of the adsorbent, calculated as: (5)
ACID VIOLET 43 REMOVALS FROM AQUEOUS SOLUTION USING POLYPYRROLE AS ADSORBENT
where [K.sub.L] is the Langmuir adsorption coefficient and [C.sub.0] is the initial Ni(II) concentration (mg[L.sup.-1]).
Equilibrium, kinetics, and thermodynamics of the removal of nickel(II) from aqueous solution using cow hooves
The adsorption coefficient, [K.sub.a], related to the apparent energy (surface energy) of sorption was found to be 0.991 L/mg.
Adsorptive removal of methylene blue dye by melon husk: kinetic and isothermal studies
Freundlich isotherm Material [q.sub.m1, [q.sub.m2, [k.sub.F], 1/n [R.sup.2] exp], exp], (mg mgM[e.sup.2+] mgM[e.sup.2+] [g.sup.-1]) [g.sup.-1] [g.sup.-1] copolymer acid group Cu[II] S2 l.46 5.9 0.667 0.2532 0.7558 S4 0.84 3.2 0.195 0.4534 0.6212 Ni(II) S2 1.36 5.5 0.381 0.3876 0.9552 S4 1.26 4.7 0.295 0.4378 0.9536 Langmuir isotherm Material [k.sub.L, (L [q.sub.m, [R.sup.2] [mg.sup.-1]) cale], (mg [g.sup.-1]) Cu[II] S2 0.540 1.56 0.9968 S4 0.134 1.05 0.9244 Ni(II) S2 0.177 1.61 0.9977 S4 0.131 1.57 0.9934 The constant [K.sub.F] can be defined as an adsorption coefficient, which represents the quantity of adsorbed metal ions for a unit equilibrium concentration.
Synthesis, characterization, and adsorption behavior of aminophosphinic grafted on poly(styrene-co-divinylbenzene) for divalent metal ions in aqueous solutions
where [V.sub.ad] is the adsorbed gas volume, [m.sup.3]/t; a is the Langmuir volume, [m.sup.3]/t; b is the adsorption coefficient, [MPa.sup.-1].
Permeability prediction in deep coal seam: a case study on the no. 3 coal seam of the Southern Qinshui Basin in China
In the above equations, S (rag C/kg) and C (mg C/L) stand for DHA concentrations (OC based) in solid and aqueous phases at equilibrium; [S.sup.0] (mg C/kg) is adsorption capacity in Langmuir modelling and b (L/mg C) is the Langmuir adsorption constant; [K.sub.F] is the Freundlich adsorption constant and n is a nonlinear factor; K (L/kg) is the linear adsorption coefficient. The nonlinear regression was conducted using SigmaPlot (9.0) and statistical analysis conducted using SPSS (10.0).
Formation of organo-mineral complexes as affected by particle size, ph, and dry-wet cycles
K is a modified adsorption coefficient which can be estimated from the adsorption isotherm which determines dependence of adsorbed lime concentration ([C.sub.A]) in the hide and on the free solution lime concentration (C) in the equilibrium conditions.
Optimization of deliming process
Alternatives for the determination of the soil adsorption coefficient, K[K.sub.oc] , of non-ionic organic compound--a review.
Adsorption and desorption of carbofuran in Malaysian soils
In the optimization routine, the oxygen adsorption coefficient parameters, [MATHEMATICAL EXPRESSION NOT REPRODUCIBLE IN ASCII], as well as the pre-exponential factor, [k.sub.0], and activation energy, [E.sub.a], for the Langmuir-Hinshelwood kinetic model (Eq.
Xylidine-polluted groundwater purification. Ozonation and catalytic wet oxidation/Ksulidiiniga reostatud pohjavee puhastamine. Osoneerimine ja kataluutiline marghapendus

Medical browser ?
Full browser ?