Search Results - "Koopal, L.K."

Measurement and interpretation of electrokinetic phenomena by Delgado, A.V., González-Caballero, F., Hunter, R.J., Koopal, L.K., Lyklema, J.

“…In this report, the status quo and recent progress in electrokinetics are reviewed. Practical rules are recommended for performing electrokinetic measurements…”
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Ion binding to natural organic matter: General considerations and the NICA–Donnan model by Koopal, L.K., Saito, T., Pinheiro, J.P., Riemsdijk, W.H. van

“…The general principles of cation binding to humic matter and the various aspects of modeling used in general-purpose speciation programs are discussed. The…”
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Humic acid protein complexation by Tan, W.F., Koopal, L.K., Weng, L.P., van Riemsdijk, W.H., Norde, W.

“…Interactions of purified Aldrich humic acid (PAHA) with lysozyme (LSZ) are investigated. In solution LSZ is moderately positively and PAHA negatively charged…”
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Kinetics of Humic Acid Adsorption at Solid-Water Interfaces by Avena, Marcelo J, Koopal, Luuk K

“…The adsorption kinetics of purified Aldrich humic acid (PAHA) onto hydrophilic (Fe2O3 and Al2O3) and hydrophobic (polystyrene and silanized SiO2) surfaces are…”
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Mixed adsorption of poly(vinylpyrrolidone) and sodium dodecylbenzenesulfonate on kaolinite by Torn, L.H, de Keizer, A, Koopal, L.K, Lyklema, J

“…The mixed adsorption of the nonionic polymer poly(vinylpyrrolidone) (PVP) and the anionic surfactant sodium dodecylbenzenesulfonate (SDBS) on kaolinite has…”
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Intensification of electrodialysis by applying a non-stationary electric field by Mishchuk, N.A., Koopal, L.K., Gonzalez-Caballero, F.

“…Electrodialysis is an effective method of water desalination. However, the efficiency of the method is limited by the concentration polarization of the…”
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Mineral hydroxides: from homogeneous to heterogeneous modelling by Koopal, L.K.

“…The electrical double layer of mineral hydroxides is analysed. A brief description of the solution side of the double layer based on the Gouy-Chapman and the…”
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Analysis of proton binding by a peat humic acid using a simple electrostatic model by Milne, C.J., Kinniburgh, D.G., de Wit, J.C.M., van Riemsdijk, W.H., Koopal, L.K.

“…Detailed potentiometric titration data were collected for a purified peat humic acid (PPHA) over a range of pH (pH 3.5–10.5) and KNO3 background electrolyte…”
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Thinning of wetting films formed from aqueous solutions of non-ionic surfactant by Eliseeva, O.V., Fokkink, R.G., Besseling, N.A.M., Koopal, L.K., Cohen Stuart, M.A.

“…We investigated the thinning of wetting films formed from aqueous solution of non-ionic triblock copolymer Pluronic F127 on the surface of silica using a…”
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Microflotation Suppression and Enhancement Caused by Particle/Bubble Electrostatic Interaction by Mishchuk, N.A., Koopal, L.K., Dukhin, S.S.

“…The processes of attachment and detachment of small or medium-sized particles to relatively large bubbles during microflotation are considered in terms of the…”
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Surface and volume charge densities of monodisperse porous silicas by de Keizer, A., van der Ent, E.M., Koopal, L.K.

“…Potentiometric proton titrations of a series of monodisperse Stöber silicas with different radii and of non-porous Aerosil OX50 are performed in the presence…”
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Wetting of Solid Surfaces: Fundamentals and Charge effects by Koopal, Luuk K.

“…Wetting is important when solids are brought in contact with a liquid and for movement of micro-drops on solids. The Young equation that describes the wetting…”
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Charge Adjustments upon Adsorption of a Weak Polyelectrolyte to a Mineral Oxide: The Hematite–Humic Acid System by Vermeer, Arnoldus W.P., Koopal, Luuk K.

“…The proton adsorption to a mixture of purified Aldrich humic acid (PAHA) and hematite is investigated. Basic insight into the charge adjustment process is…”
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Effect of soil fulvic and humic acid on binding of Pb to goethite–water interface: Linear additivity and volume fractions of HS in the Stern layer by Xiong, Juan, Koopal, Luuk K., Weng, Liping, Wang, Mingxia, Tan, Wenfeng

“…In the ternary system, the JGFA adsorbed by the goethite can be located in the Stern layer with strong conformation change and the JGHA is adsorbed in the…”
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Lead Binding to Soil Fulvic and Humic Acids: NICA-Donnan Modeling and XAFS Spectroscopy by Xiong, Juan, Koopal, Luuk K, Tan, WenFeng, Fang, LinChuan, Wang, MingXia, Zhao, Wei, Liu, Fan, Zhang, Jing, Weng, LiPing

“…Binding of lead (Pb) to soil fulvic acid (JGFA), soil humic acids (JGHA, JLHA), and lignite-based humic acid (PAHA) was investigated through binding isotherms…”
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Analysis of Metal-Ion Binding by a Peat Humic Acid Using a Simple Electrostatic Model by Milne, Christopher J., Kinniburgh, David G., de Wit, Johannes C.M., van Riemsdijk, Willem H., Koopal, Luuk K.

“…Ion binding to humics can only be satisfactorily described if the chemical heterogeneity is explicitly included in the binding model. For proton binding, a…”
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Predictive model of cationic surfactant binding to humic substances by Ishiguro, M, Koopal, L.K

“…The humic substances (HS) have a high reactivity with other components in the natural environment. An important factor for the reactivity of HS is their…”
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Influence of Soil Humic and Fulvic Acid on the Activity and Stability of Lysozyme and Urease by Li, Yan, Tan, WenFeng, Koopal, Luuk K, Wang, MingXia, Liu, Fan, Norde, Willem

“…Humic substances (HS), including humic acids (HA) and fulvic acids (FA), are important components of soil systems. HS form strong complexes with oppositely…”
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Soil inorganic carbon stock under different soil types and land uses on the Loess Plateau region of China by Tan, Wen-Feng, Zhang, Rui, Cao, Hua, Huang, Chuan-Qin, Yang, Qin-Ke, Wang, Ming-kuang, Koopal, Luuk K.

“…The soil carbon reservoir is the largest carbon reservoir in terrestrial ecosystems and consists of soil organic and inorganic carbon stocks. Previous studies…”
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Adsorption of humic acids onto goethite: Effects of molar mass, pH and ionic strength by Weng, Liping, Van Riemsdijk, Willem H., Hiemstra, Tjisse

“…In this paper, the LCD (ligand charge distribution) model is applied to describe the adsorption of (Tongbersven) humic acid (HA) to goethite. The model…”
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