搜索结果: 1-15 共查到“矿床学与矿相学 kinetics”相关记录34条 . 查询时间(0.102 秒)
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...
Adsorption of cationic dye on N,O-carboxymethylchitosan from aqueous solutions: equilibrium, kinetics,and adsorption mechanism
N,O-carboxymethyl-chitosan Adsorption Methylene blue Equilibrium Kinetics Mechanism
2011/12/15
In order to improve the adsorption capacity of chitosan (CTS) for methylene blue (MB) cationic dye, a series of N,O-carboxymethyl-chitosans (N,O-CMCTS) were prepared under heterogeneous conditions by ...
Non-isothermal degradation kinetics of filled with rise husk ash polypropene composites
polymer composites rice husks thermal properties non-isothermal degradation kinetics
2011/12/14
The thermal stability and kinetics of non-isothermal degradation of polypropene and polypropene composites filled with 20 mass% vigorously grounded and mixed raw rice husks (RRH), black rice husks ash...
Hydration Kinetics of Quicklime.
Sorption of cadmium on palygorskite, sepiolite and calcite:Equilibria and organic ligand affected kinetics
Cd Kinetic Equilibrium Desferrioxamin B Citrate Acetate
2011/11/4
Quantity, affinity and rate of heavy metals retention by soil constituents can greatly influence the mobility and bioavailability of these metals
in soil environments. Equilibrium and kinetic studies...
Adsorption Kinetics of Pentachloroethane by Iron-Bearing Smectites
CMS Clay SWa-1 CMS Clay NG-1 Dehydrochlorination Iron(II) Iron(III) Montmorillonite Nontronite Oxidation Pentachloroethane Reduction Reactions Tetrachloroethene
2011/12/2
Abstract: The oxidation state of structural Fe greatly alters surface chemistry, which may have a large influence on clay-organic interactions. The effect of structural-iron oxidation state on chlorin...
Hydrogen in diopside: Diffusion, kinetics of extraction-incorporation, and solubility
Hydrogen diopside Diffusion kinetics extraction-incorporation solubility
2012/4/1
The kinetic of H extraction-incorporation in diopside single-crystals (Ca . Na Cr Mg0 97 0.02 0.01 0.97Fe Si O ) deduced by monitoring OH infrared absorption bands for samples heated from 973 to0.036 ...
Variability of apatite fission-track annealing kinetics: II. Crystallographic orientation effects
apatite fission-track annealing Crystallographic orientation effects method
2012/3/31
A method is presented that permits the length of any horizontal, confined fission-track inclined at a
specified angle to the crystallographic c axis in apatite to be converted to an equivalent track ...
Variability of apatite fission-track annealing kinetics: III. Extrapolation to geological time scales
apatite fission-track annealing kinetics Extrapolation geological time scales
2012/3/31
A new model for examining fission-track data from natural specimens has been developed on the
basis of new laboratory data describing fission-track annealing in a wide variety of apatites and the
em...
Variability of apatite fission-track annealing kinetics: I. Experimental results
apatite fission-track annealing kinetics I. Experimental results initial lengths
2012/3/31
Annealing rates for fission tracks in apatite vary markedly as a complex function of composition,
based on an experimental study of 15 well-characterized, compositionally diverse apatites. Extensive
...
Sequential kinetics of a muscovite-out reaction: A natural example
Sequential kinetics a muscovite-out reaction:A natural example
2012/3/31
A natural example of sequential kinetics for the muscovite dehydration reaction in highly de-
formed mylonitic gneisses is analyzed. Studied textures consist of deformed pegmatitic muscovite
crystal...
The Kinetics of the Smectite to Illite Transformation in Cretaceous Bentonites, Cerro Negro, New Mexico
Bentonite Cerro Negro Cretaceous Illite I-S K-Ar Kinetics Microorganisms New Mexico Smectite
2011/12/7
Abstract: The thermal effects, as well as the survivability and origins of microorganisms in Cretaceous rocks, are evaluated from the timing and extent of the smectite to illite transformation in Cret...
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...
The influence of heating rate on the kinetics of mineral reactions: An experimental study and computer models
heating rate mineral reactions experimental study computer models
2012/3/31
Startling results were obtained in kinetic experiments that varied the initial heating history of the mineral reaction: 1 dolomite 1 2 quartz → 1 diopside 1 2CO2. The exper-iments were carried out at ...
Particle size effects on transformation kinetics and phase stability in nanocrystalline TiO2
Particle size effects transformation kinetics phase stability nanocrystalline TiO2
2012/4/5
Kineticstudiesconductedprimarilybetween465and525Cdemonstratethattherate
ofthepolymorphicanatasetorutiletransformationincreasesdramaticallywhenthereact-
inganataseisvery?nelycrystalline.Coarseningoft...