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Pedogenesis and clay mineralogical investigation of soils formed on gypsiferous and calcareous materials, on a transect, southwestern Iran
Clay minerals Palygorskite Gypsum crystals Calcareous soils Semi-arid SEM
2011/11/8
This study examined pedogenesis, as well as the clay mineralogy of soil and rock samples obtained from a transect of gypsiferous and calcareous materials. The main objectives of this research were to ...
Influence of the clay and the nickel content in catalysts for vegetable oil hydrogenation
Influence of the clay nickel content catalysts vegetable oil hydrogenation
2011/11/10
Nickel catalysts prepared using two different clays as support, natural bentonite and palygorskite, and with different nickel contents have been tested in the hydrogenation of a sunflower oil. The inf...
Comparative study of the effects of thermal and mechanical treatments on the structures of clay minerals
clay minerals grinding and thermal treatments reactivity structural changes
2011/11/10
Controlled heating (in air) of clay minerals leads to transformations into disordered structures and recrystallization into new phases at high temperatures. These phase transformations are of topotact...
Correlation of the clay mineral distributions in the sedimentary rocks of south and western Zagros, Iran
chlorite palygorskite kaolinite clay mineral distributions
2011/11/8
Clay minerals of calcareous sedimentary rocks of south (Fars and Kuhgiluyeh Boyerahmad Provinces) and western Iran (Kurdestan Province) as a part of the old Tethys area were investigated in order to c...
Study of Kinetic Parameters of Reject/Clay/Composites by Thermal Analysis
clay composite kinetic parameters reject
2011/11/11
Thermal degradation of granite and marble industry reject (GMIR), a red clay (RC)and their composites were studied by non-isothermal thermogravimetry (TG/DTG) in nitrogen atmosphere, differential ther...
Identification and Genesis of Clay Minerals in Soils from Farrokhshahr Area,Chaharmahal & Province
Clay minerals X-ray diffraction Electron microscope Infrared
2011/11/8
Identification and Genesis of Clay Minerals in Soils from Farrokhshahr Area,Chaharmahal & Province.
Performance of Growing-Finishing Pigs Fed Diets Containing Graded Levels of Biotite, an Alumninosilicate Clay
Growing Pigs Digestibility Carcass Traits Bacterial Counts Biotite
2016/4/14
The objective of this study was to evaluate the potential of an alumninosilicate clay, marketed under the trade name Biotite V, to improve growing-finishing pig performance and to determine its effect...
Poly(methacrylic) Acid and g-methacryloxypropyltrimethoxy Silane/Clay Nanocomposites Prepared by In-Situ Polymerization
Nanocomposites clay kaolinite in-situ polymerization macromonomer
2010/4/22
Poly(methacrylic acid) and poly(acrylic acid) nanocomposites were prepared by in-situ polymerization of g-methacryloxypropyltrimethoxysilane (A174)/clay nanocomposites in which the macromonomer was ge...
Distribution and Origin of Clay Minerals in Konya Neogene Sedimentary Basin, Central Anatolia, Turkey
clay minerals Konya lacustrine environment Neogene Turkey
2011/11/10
Abstract: Neogene sediments having both fluvial and lacustrine characteristics are widespread in the Konya region of central Anatolia. The fluvial units are typically green in colour and thick at the ...
Experimental Clay-Mineral Formation from a Subvolcanic Rock by Interaction with 1 M NaOH Solution at Room Temperature
AEM Analysis Berthierine Interstratification Lizardite NaOH Solution Smectite
2011/12/2
Abstract: The alteration process of a subvolcanic rock with calcic plagioclase, pyroxene, and olivine as major components was investigated by X-ray diffraction (XRD) and analytical and transmission el...
Quantitative X-Ray Diffraction Analysis of Clay-Bearing Rocks from Random Preparations
Clay Minerals Marls Quantitative Analysis Shales X-ray Diffraction
2011/12/5
Abstract: An internal standard X-ray diffraction (XRD) analysis technique permits reproducible and accurate calculation of the mineral contents of rocks, including the major clay mineral families: Fe-...
BASELINE STUDIES OF THE CLAY MINERALS SOCIETY SOURCE CLAYS: POWDER X-RAY DIFFRACTION ANALYSES
CLAY MINERALS SOCIETY SOURCE CLAYS X-RAY DIFFRACTION ANALYSES
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 ...
Clay Poultices in Salt Extraction from Ornamental Stones: A Statistical Approach
Bentonite Conservation Historical Heritage Buildings MANOVA-Biplot Ornamental Stones Poultices Salts Sepiolite Weathering of Stone
2011/12/5
Abstract: The extraction of salts by layered (bentonite) and fibrous (sepiolite) clay poultices from stone materials currently used in Heritage buildings was studied. Analyses were performed on stones...
Use of X-Ray Transmission Diffractometry for the Study of Clay-Particle Orientation at Different Water Contents
Clay Hydration Illite Microstructure Particle Orientation Smectite Transmission X-ray Diffraction
2011/12/6
Abstract: Homoionic Ca-saturated clay pastes were prepared and drying curves were obtained by applying suction pressures from 1 kPa to 100 MPa. A transmission device was used to study particle orienta...
Chromate Removal by Dithionite-Reduced Clays: Evidence from Direct X-Ray Adsorption Near Edge Spectroscopy (Xanes) of Chromate Reduction at Clay Surfaces
Illite IMt-2 Kaolinite KGa-2 Montmorillonite Reduction Smectite Sorption SWa-1 SWy-1 XANES
2011/12/6
Abstract: Chromium(VI) in the environment is of particular concern because it is toxic to both plants and animals, even at low concentrations. As a redox-sensitive element, the fate and toxicity of ch...