Sedimentation field flow fractionation in the determination of surface concentration of adsorbed materials
Sedimentation field flow fractionation in the determination of surface concentration of adsorbed materials
复制标题
沉降场流分级测定吸附材料表面浓度
DOI:
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发表时间:
1991
期刊:
影响因子:
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通讯作者:
K. Caldwell
中科院分区:
文献类型:
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作者:
Jenq;K. Caldwell
Due to their large surface-to-volume ratios, colloidal materials are often used as substrates in adsorption studies, where evaluation of the surface concentration of an adsorbed components requires exact knowledge of both the surface area of the substrate and the mass of the adsorbed species. Sedimentation field-flow fractionation (FFF) is frequently used to determine the size of colloidal materials of known density from their degree of retention in the fractionator.