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The forms of plant nutrient elements in Australian native plant ash derived from several species and the incubation effects on soil
forms plant nutrient elements Australian native plant ash derived several species the incubation effects soil
2012/3/30
Wildfires and prescribed fires burn many thousand of hectares of forest annually (Ulery et al., 1996). The intensity of forest burning is related to weather conditions, amount of fuel available and th...
Muti-Factors Correlation Study for the Additive Effect on Manufacture of Residue Derived Fuel (RDF) from Rice Husk
Additive Residue Derived Fuel Rice Husk
2011/11/22
As we know, agricultural waste like rice husk & straw etc., are produced a lot from the rice paddy special caution is needed in order to prevent the resulting serious environment pollution. Due to lac...
Nordstrandite in Bauxite Derived from Phonolite, Lages, Santa Catarina, Brazil
Bauxite Boehmite Gibbsite Nordstrandite Paraná Basin Phonolite Weathering
2011/12/5
Abstract: Nordstrandite from Lages represents the first occurrence of this mineral in an oxisoil that does not involve the influence of a calcareous substrate. This is also the first reported occurren...
Preparation of Kaolinite-Amino Acid Intercalates Derived from Hydrated Kaolinite
Amino Acid CMS Source Clay KGa-1 Differential Thermal Analysis Hydrated Kaolinite Intercalation Infrared Spectroscopy Kaolinite Thermogravimetric Analysis Powder X-ray Diffraction
2011/12/8
Abstract: Intercalation of amino acids into 10.0-Å hydrated kaolinite was studied by powder X-ray diffraction (XRD), differential thermal analysis-thermal gravimetry (DTA-TG), and infrared (IR) ...
Quantification and Characterization of Maghemite in Soils Derived from Volcanic Rocks in Southern Brazil
Aluminum Substitution Ferrimagnetic Maghemite Magnetic Susceptibility Magnetite Selective Dissolution
2011/12/7
Abstract: Many soils developed from volcanic rocks in southern Brazil exhibit spontaneous magnetization caused by the presence of fine-grained maghemite (γ-Fe2O3), but few attempts were made to quanti...
Burbankite, a (Sr,REE,Na,Ca)-carbonate in fluid inclusions from carbonatite-derived fluids: Identification and characterization using Laser Raman spectroscopy, SEM-EDX, and synchrotron micro-XRF analysis
Burbankite synchrotron micro-XRF analysisp SEM-EDX Laser Raman spectroscopy
2012/3/31
Burbankite, ideally (Na,Ca) (Sr,REE,Ba) (CO ) , is a rare REE carbonate mineral that until now
had been encountered only at a few localities including highly alkaline silicate rocks, carbonatites,
a...
Lead-210 Derived Sedimentation Rates from a North Louisiana Paper-Mill Effluent Reservoir
Anatase Applied sedimentation Kaolin Lead-210 Paper-mill effluent Pyrite Wetland degradation
2011/12/28
Lower Wham Brake is a cypress, rim-swamp artificially enclosed in 1950 as a 22 km2 industrial reservoir by the International Paper Company (IPC)-Bastrop Mill, for regulating downstream water quality. ...
An Experimentally Derived Kinetic Model for Smectite-to-Illite Conversion and Its Use as a Geothermometer
Geothermometry Illite Kinetics Smectite Smectite/illite
2011/12/29
The smectite-to-illite conversion during shale diagenesis has recently been used to constrain the estimate of a basin's thermal history. We have systematically investigated the kinetics for the conver...
Weathering of Granitic Muscovite to Kaolinite and Halloysite and of Plagioclase-Derived Kaolinite to Halloysite
Alteration Halloysite Kaolinite Morphology Muscovite Smectite Transmission electron microscopy Weathering
2011/12/31
Weathered perthite and mixed muscovite-kaolinite from a kaolinitic granite at Trial Hill in east Queensland and kaolinized sericitic alteration from a granite from the Ardlethan Tin Mine of New South ...
Kaolinite-Pyridine Intercalation Compound derived from Hydrated Kaolinite
Hydrated kaolinite Infrared spectroscopy Intercalation Kaolinite Nuclear magnetic resonance Pyridine X-ray powder diffraction
2012/1/5
A kaolinite-pyridine intercalation compound was prepared using hydrated kaolinite as an intermediate. Hydrated kaolinite having a basal spacing of 10 侌 was treated with pyridine to form a well-ordered...
Methyl t-Butyl Ether (MTBE) Production: A Comparison of Montmorillonite-Derived Catalysts with an Ion-Exchange Resin
Amberlyst 15 Catalysis Chlorhydrol Ion-exchange resin Methyl t-butyl ether Montmorillonite
2012/1/13
Montmorillonite-based catalysts were compared with an acidic ion-exchange resin of the type used industrially for the production of methyl t-butyl ether (MTBE) from methanol and isobutene or t-butanol...
Textural Variation and Composition of Bentonite Derived from Basaltic Ash
Basaltic ash Bentonite Chemical composition Hyaloclast Petrography Scanning electron microscopy Texture
2012/1/12
The Rokle bentonite deposit is part of an accumulation of argillized volcanoclastic rocks in the Tertiary stratovolcanic complex of the Doupovsk?Mountains east of Karlovy Vary (Carlsbad), about 100 km...
Surface Potentials Derived from Co-Ion Exclusion Measurements on Homoionic Montmorillonite and Illite
Co-ion exclusion Double-layer potential Illite Montmorillonite Surface charge
2012/2/3
Simple equations are presented which allow double-layer potentials of clays to be derived from co-ion exclusion measurements in monovalent and divalent electrolyte solutions. These equations have been...
Composition and Origin of Smectite in Soils Derived from Basalt in Northern Ireland
Basalt Octahedral occupancy Selective dissolution Smectite Soil Weathering
2012/2/8
The sand and silt fractions of soils derived from Tertiary basalt in northeastern Ireland exhibit unusually high cation-exchange capacities. Smectite was identified by X-ray powder diffraction in all ...
Effect of Chemical Pretreatment on X-ray Powder Diffraction Characteristics of Clay Minerals Derived from Volcanic Ash
Amorphous Chemical treatment Soil clay Vermiculite Volcanic ash Weathering X-ray powder diffraction
2012/2/9
The effects of NaOAc removal of carbonates, H2O2 removal of organic materials, and sodium citrate-bicarbonate-dithionite (SCBD) removal of iron oxides upon the X-ray powder diffraction (XRD) character...