搜索结果: 16-30 共查到“凹凸棒石 Sorption”相关记录76条 . 查询时间(0.148 秒)
Infrared Study of Water Sorption on Na-, Li-, Ca-, and Mg-Exchanged (SWy-1 and SAz-1) Montmorillonite
Exchangeable Cation FTIR Hydration Hysteresis Smectite Sorption Water
2011/12/2
Abstract: An environmental infrared microbalance (EIRM) cell was used to study H2O sorption on two montmorillonite samples as a function of water content and type of exchangeable cation. The vibration...
Polarity Effect on Dichlorobenzene Sorption by Hexadecyltrimethylammonium-Exchanged Clays
CMS Clay SAz-1 CMS Clay SWy-2 Dichlorobenzene HDTMA Organoclay Polarity Sorption
2011/12/2
Abstract: Sorptive properties of organoclays may be greatly influenced by the physicochemical properties of organic sorbates. Hexadecyltrimethylammonium(HDTMA) clays were prepared using a high-charge ...
Reduction and Sorption of Chromium by Fe(II)-Bearing Phyllosilicates: Chemical Treatments and X-Ray Absorption Spectroscopy (XAS) Studies
Absorption Chromium EXAFS Phyllosilicates Reduction XANES
2011/12/6
Abstract: The reduction of hexavalent chromium species in aqueous solutions by interaction with Fe(II)-bearing solid surfaces was studied using a 0.96 × l0−3 M Cr(VI) solution and iron-rich clay...
Sorption of Selected Cationic and Neutral Organic Molecules on Palygorskite and Sepiolite
15 Crown Ether 5 Crystal Violet Methylene Blue Palygorskite Sepiolite Sorption Modeling Triton-X 100
2011/12/2
Abstract: Palygorskite and sepiolite show a high sorption capacity for organic molecules. Adsorption of 2 organic cations, methylene blue (MB) and crystal violet (CV), by palygorskite and sepiolite we...
Nuclear Magnetic Resonance (NMR) Study of Cd2+ Sorption on Montmorillonite
Adsorption Cadmium Montmorillonite Nuclear Magnetic Resonance
2011/12/8
Abstract: 113Cd solid-state nuclear magnetic resonance (NMR) was used to identify possible Cd2+ adsorption sites in montmorillonite. The montmorillonite was treated with 0.1 and 1 M CdCl2 aqueous solu...
Effect of Illite Particle Shape on Cesium Sorption
Cesium Sorption Distribution Coefficient Illite Particle Shape
2011/12/8
Abstract: Samples containing illite and illite-smectite, having different crystal shapes (plates, “barrels”, and filaments), were selected for sorption experiments with cesium. There is a positive cor...
Sorption of Heavy-Metal Cations by Al and Zr-Hydroxy-Intercalated and Pillared Bentonite
Heavy Metals Intercalation Montmorillonite Pillared Clay Sorption
2011/12/7
Abstract: The sorption of Cd, Cu, Pb, and Zn ions by Na-rich bentonite, Al and Zr-pillared Na-rich bentonite (Al-MX80, Zr-MX80), the uncalcined hydroxy-intercalated precursors (HAl, HZr-MX80), and com...
The Structure of U6+ Sorption Complexes on Vermiculite and Hydrobiotite
Cation Exchange EXAFS Sorption Surface Complex Uranium Uranyl Vermiculite XANES XRD
2011/12/7
Abstract: The sorption of the uranyl oxo-cation (UO22+)at different types of binding sites on layer silicate mineral surfaces was investigated. Well-characterized samples of vermiculite and hydrobioti...
Modeling of Organic and Inorganic Cation Sorption by Illite
Benzylalkylammoium Cation Adsorption Model Crystal Violet Illite Ionic Strength Source Clay Imt-2 Montmorillonite
2011/12/7
Abstract: Sorption of several organic and inorganic cations on illite (Clay Minerals Society Source Clay Imt-2) was determined experimentally and results compared to model calculations. The cations st...
Sorption of Benzene, Toluene, Ethylbenzene, and Xylene (BTEX) Compounds by Hectorite Clays Exchanged with Aromatic Organic Cations
Adsorptive Organoclays Aromatic Cations BTEX Hectorite Natural Clays Organophilic Organoclays Smectite Sorption Unleaded Gasoline X-Ray
2011/12/7
Abstract: Adsorptive-type organoclays, where hydrocarbons adsorb directly to the siloxane surfaces, were studied to find new organic cations and to determine the parameters that produce effective sorb...
131I− Sorption by Thermally Treated Hydrotalcites
Hydrotalcites 131I− 131I− Sorption Anion Exchange Magnesium Aluminum Oxide Radioactive Waste Radioactive Decontamination Thermal Treatment
2011/12/8
Abstract: The sorption capacity of hydrotalcite (HT) and its calcined product (CHT) was evaluated for 131I− sorption from water solution and it was determined as a function of the calcining temp...
Neptunium(V) Sorption on Montmorillonite: An Experimental and Surface Complexation Modeling Study
Diffuse-Layer Model Montmorillonite Neptunium Sorption Surface Complexation
2011/12/8
Abstract: Batch sorption experiments at fixed initial Np(V) concentration (…1 】 10−6 M 237Np), M/V ratio (4 g L−1), and ionic strength (0.1 molal NaNO3) were conducted to determine the eff...
Aqueous Pb sorption by hydroxylapatite: Applications of atomic force microscopy to dissolution, nucleation, and growth studies
Aqueous Pb sorption hydroxylapatite atomic force nucleation growth studies
2012/3/30
A combination of atomic force microscopy, scanning election microscopy, transmission electron microscopy, energy dispersive spectroscopy, electron diffraction, and X-ray dif-fraction were used to stud...
Effects of Exchanged Cation and Layer Charge on the Sorption of Water and EGME Vapors on Montmorillonite Clays
Cation Solvation EGME Isotherms Excess Interlayer Uptake Exchanged Cation Interlayer Spacings Layer Charge Layer Separation Microporosity Montmorillonite
2011/12/23
Abstract: The effects of exchanged cation and layer charge on the sorption of water and ethylene glycol monoethyl ether (EGME) vapors on montmorillonite have been studied on SAz-1 and SWy-1 source cla...
Sorption of Atrazine by Al- and Ca-Saturated Smectite
Cation-Polarization Nonionic Organics Smectite Surface-Hydrophobicity
2011/12/9
Abstract: Because of the large surface area and common occurrence of smectites in the clay fractions, they are important in sorption/desorption reactions of organic pollutants entering soils and sedim...