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Adsorptive Removal of 2,6-Dichlorophenol from Aqueous Solution by Surfactant-modified Palygorskite Sorbents: Equilibrium, Kinetics and Thermodynamics
Chemistry Tribology Adsorption and Surface Science Palygorskite Sorbents
2011/11/8
Raw palygorskite was modified by the addition of selected surfactants, viz. hexadecyltrimethylammonium bromide (CTAB), cetylpyridinium bromide (CPB) and octadecyldimethylbenzyl ammonium chloride (ODBA...
Thermodynamics of cation ordering in karrooite (MgTi2O5)
MgTi2O5 Thermodynamics cation ordering karrooite
2012/4/1
A thermodynamic model of non-convergent cation-ordering in karrooite (MgTi O ) has been cali-2 5
brated from the single-crystal X-ray structure refinements of Yang and Hazen (1998) and from esti-
ma...
Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 °C from in situ neutron diffraction
MgAl2O4 temperature to 1600C situ neutron diffraction
2012/3/30
Thetemperaturedependenceofthecationdistributioninsyntheticspinel(MgAl O )was2 4
determinedusingin-situtime-of-?ightneutronpowderdiffraction.Neutrondiffractionpat-
ternsofstoichiometricMgAl
O andsli...
Relating formulations of the thermodynamics of mineral solid solutions: Activity modeling of pyroxenes, amphiboles, and micas
mineral solid solutions pyroxenes amphiboles andmicas
2012/3/30
Inathermodynamicdescriptionofamineralsolidsolution,itiscustomarytoselecta
minimalgroupofend-membersthatconstitutesanindependentset,andyetinpractical
calculationsitcommonlyoccursthatadifferentindepen...
Thermodynamics of order-disorder in minerals: II. Symmetric formalism applied to solid solutions
Thermodynamics order-disorder minerals II. Symmetric formalism solutions
2012/4/9
The thermodynamics of order-disorder in mineral solid solutions are handled withsym-metric formalism, whereby the mineral is treated as a solid solution between an indepen-dent set of end-members with...
Thermodynamics of order-disorder in minerals: I. Symmetric formalism applied to minerals of fixed composition
Thermodynamics order-disorder minerals I. Symmetric formalism composition
2012/4/9
Thermodynamics of order-disorder in minerals maybe approached by treating the min-eral as a solid solution between an independent set of end-members withwhich the range of possible states of ordering ...
Water Vapor Isotherms and Heat of Immersion of Na- and Ca-Montmorillonite Systems. III. Thermodynamics
Adsorption Heat of immersion Montmorillonite Thermodynamics Water
2012/2/9
The integral thermodynamic quantities of adsorbed water on Na- and Ca-montmorillonite have been calculated from water adsorption isotherms on Na- and Ca-montmorillonite at 298° and 313°K and from one ...
Thermodynamics of the Exchange of n-Alkylammonium Ions on Na-Montmorillonite
Thermodynamics Exchange n-Alkylammonium Ions Na-Montmorillonite
2011/11/17
Abstract: A thermodynamic study has been made of the ion exchange equilibria of the n-alkylammonium ions in sodium montmorillonite. Exchange isotherms of ammonium, methylammonium, ethylammonium, propy...