ionic strength

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ionic strength

[ī′än·ik ′streŋkth]
(physical chemistry)
A measure of the average electrostatic interactions among ions in an electrolyte; it is equal to one-half the sum of the terms obtained by multiplying the molality of each ion by its valence squared.
References in periodicals archive ?
The role of the ion association is more important at higher ionic strengths, and the Cd activity coefficient gradually decreases at the high level of soil solution concentration (Batukaev et al., 2016).
TABLE 1--Nutrient composition of different ionic strengths (I) of complete nutrient solution of Hoagland and Arnon (1950) no 2 used for the cultivation of A.
[27] studied the influence of enzymatic (Alcalase and Pepsin) hydrolysis of pumpkin (Cucurbita pepo) seed protein isolate on protein solubility at different pH values, ionic strengths, and suspension concentrations.
(2014) evaluated washing with different ionic strengths (I= 0.0, 0.1 and 0.3) and reported high solubility of myofibrillar proteins from squid muscle at low ionic strengths.
The subsequent GWPI had greater heat stability at a wide range of pH and ionic strengths.
The Morphology of RBG Fibrils at Various Ionic Strengths. The RBG can form linear fibrillar aggregates at a range of heating time and pH 2.0.
Adsorption rate was investigated using the values of dye adsorbed at different initial dye concentrations, stirring speeds, adsorbent dosages, ionic strengths, temperatures and pHs as a function of reaction time.
Different ionic strengths of the solution in the EDLs and of the bulk solution may cause diverse ionic mobilities in the two solution phases (Bockris and Reddy 1972).
Topics include: correlations of the PZC and isoelectric points (IEP) with other physical quantities and properties, surface charging in mixed and nonaqueous solvents, surface charging at high ionic strengths, and ion-specificity in 1-1 electrolytes.
The adsorption of [H.sup.+] or OH by soils was calculated and the intersection of [H.sup.+] and OH adsorption-pH curves at different ionic strengths was reported as the soil PZSE.
Several such runs were performed consecutively for different samples of the membrane at ionic strengths of 0.001 and 0.01M NaCl under pressures of 275, 415, and 550 kPa (40, 60, and 80 psi, respectively).