搜索结果: 1-15 共查到“凹凸棒石 studies”相关记录77条 . 查询时间(0.173 秒)
Using airborne electromagnetic data for regional stratigraphic and landscape evolution studies, Murray Basin, South Australia
airborne electromagnetic data regional stratigraphic landscape evolution studies Murray Basin South Australia
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2012/3/30
The $2.67 m Frome airborne electromagnetic (AEM) survey was flown between May and November 2010 as a joint survey between Geoscience Australia (GA), the Geological Survey of South Australia (PIRSA, no...
VISCOSITY STUDIES ON DILUTE CLAY MINERAL SUSPENSIONS
CLAY MINERAL SUSPENSIONS VISCOSITY STUDIES
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2011/11/15
A technique has been developed for obtaining reproducible viscometric data on dilute clay suspensions using the recently developed capillary viscometer of Maron, Krieger and Sisko. Aging and type of m...
CHEMICAL AND MINERALOGICAL STUDIES, SITE 66
Site 66 CHEMICAL MINERALOGICAL STUDIES
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2011/11/11
Site 66 is located in the Central Pacific Basin under the present equatorial high productivity zone. The basal 27 meters of sediment cored at this site, however, contain no calcareous remains, and onl...
Comparative Studies of Activated Carbon-Attapulgite and Zeolite-Attapulgite Composite Adsorbent on Congo Red Adsorption
Activated Carbon (AC) Adsorbent Adsorption Attapulgite Comparative Study Congo Red Zeolite
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2011/11/15
This study investigated the adsorption of congo red by activated carbon-attapulgite composite adsorbent (ACA) and zeolite-attapulgite composite adsorbent (ZA) from aqueous solution. All of these two a...
XRF and nitrogen adsorption studies of acid-activated palygorskite
palygorskite, micropore, mesopore, macropore, acid activation, X-ray fluorescence, BET, HCl,
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2011/11/3
The effects of acid activation on the chemical composition, surface area and pore structure of palygorskite from Xuyi (Jiangsu, P.R. China) were investigated systematically using X-ray fluorescence (X...
XRF and nitrogen adsorption studies of acid-activated palygorskite
palygorskite micropore mesopore macropore acid activation X-ray fluorescence BET HCl H2SO4 H3PO4
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2011/12/14
The effects of acid activation on the chemical composition, surface area and pore structure of palygorskite from Xuyi (Jiangsu, P.R. China) were investigated systematically using X-ray fluorescence (X...
Thermoanalytical studies of natural potassium, sodium and ammonium alunites
Alunite thermal analysis, Controlled rate thermal analysis, Dehydration, Dehydroxylation
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2011/11/10
Dynamic and controlled rate thermal analysis (CRTA) has been used to characterise alunites of formula [M(Al)3(SO4)2(OH)6] where M+ is the cations K+, Na+ or NH4 +. Thermal decomposition occurs in a se...
Thermoanalytical studies of silver and lead jarosites and their solid solutions
Jarosite Thermal analysis Controlled rate thermal analysis Thermogravimetry
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2011/11/11
Dynamic and controlled rate thermal analysis has been used to characterise synthesised jarosites of formula [M(Fe)3(SO4)2(OH)6] where M is Pb, Ag or Pb–Ag mixtures. Thermal decomposition occurs in a s...
FT-IR/PAS AND SEM EDX STUDIES ON ALUMINOSILICATES MODIFIED BY CS(I), TH(IV) AND U(VI)
industrial minerals radioactive waste disposal
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2011/11/7
Clays and zeolites are some of the most important industrial minerals. They have practical applications in geology, agriculture, construction, engineering, process industries, and environment. This ar...
Kinetic and isothermal studies of lead ion adsorption onto palygorskite clay
Lead Palygorskite clay Adsorption capacity Kinetic Isotherm
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2011/11/7
The use of a natural palygorskite clay for the removal of Pb(II) from aqueous solutions for different contact times, pHs of suspension, and
amounts and particle sizes of palygorskite clay were invest...
A Review of Carcinogenicity Studies of Asbestos and Non-Asbestos Tremolite and Other Amphiboles
Non-Asbestos Tremolite Amphiboles Carcinogenicity Study
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2011/11/11
Experimental animal studies comparing asbestos and non-asbestos varieties of tremolite indicate tremolite asbestos is markedly more carcinogenic. By direct analogy, the differences in carcinogenicity ...
BASELINE STUDIES OF THE CLAY MINERALS SOCIETY SOURCE CLAYS: POWDER X-RAY DIFFRACTION ANALYSES
CLAY MINERALS SOCIETY SOURCE CLAYS X-RAY DIFFRACTION ANALYSES
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2011/11/7
The Clay Minerals Society maintains a repository of Source Clays to provide scientists and researchers with a readily available supply of consistent materials
so that research conducted by different ...
Mineralogical and Rb-Sr Isotope Studies of Low-Temperature Diagenesis of Lower Cambrian Clays of the Baltic Paleobasin of North Estonia
Baltic Paleosedimentary Basin Cambrian Low-Temperature Diagenesis Illitization
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2011/12/2
Abstract: X-ray diffraction (XRD), Rb-Sr isotope analysis, transmission electron microscopy (TEM), energy-dispersive X-ray spectroscopy (EDS), and Fourier transform infrared (FTIR) methods were used t...
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
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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...
Theoretical studies on aluminate and sodium aluminate species in models for aqueous solution: Al(OH)3, Al(OH)4-, and NaAl(OH)4
Theoretical studies aluminate sodium aluminate species models aqueous solution Al(OH)3 Al(OH)4 NaAl(OH)4
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2012/4/1
Ab initio quantum mechanical calculations were performed on Al(OH) , Al(OH) , NaAl(OH)and related species with varying numbers of explicit water molecules to elucidate the structural,spectral and ener...