搜索结果: 16-30 共查到“矿床学与矿相学 Influence”相关记录78条 . 查询时间(0.171 秒)
Iron Influence in the Aluminosilicate Zeolites Synthesis
Al Coordination Iron Influence Kaolin Zeolite Synthesis
2011/12/8
Abstract: The level of Fe impurities in 2 well-crystallized kaolinites was modified (by addition or chemical removal treatment) to analyze the Fe influence in the aluminosilicate zeolite synthesis.The...
The influence of iron substitution on the magnetic properties of hausmannite, Mn2+(Fe,Mn)3+2O4
iron substitution magnetic properties hausmannite Mn2+(Fe,Mn)3+2O4
2012/3/31
The occurrence of hausmannite with an apparent Curie temperature close to 750 K, instead of 41.8 K was recently described from hydrothermally altered manganese ore from the Kalahari manganese field, S...
The influence of water on the structure of hydrous sodium tetrasilicate glasses
water structure hydrous sodium tetrasilicate glasses
2012/4/1
The structure of sodium tetrasilicate (Na2Si4O9) glasses containing 0 to 10 wt% water was investigated by a combination of Raman, IR, and NMR methods. Both the
29 Si magic angle spinning NMR data and...
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 ...
Influence of Pore Fluid Composition on Volume of Sediments in Kaolinite Suspensions
Dielectric Constant Ion Concentration Kaolinite Leached Mixed Sediment Suspension Valence of Cation Volume
2011/12/8
Abstract: Reported in this paper is a study of the influence of pore fluid composition on sediment volume of kaolinite suspensions. Laboratory tests have been conducted with kaolinite in water with Na...
The influence of water on the environment of transition metals in silicate glasses
The influence water environment transition metals silicate glasses
2012/3/30
The effect of water (5 H2O 1 OH) on the environment of Co21and Ni21 in albite glass was investigated by electronic absorption spectroscopy. The visible spectra of Co21-doped glasses change only slight...
Influence of Water on the Retention of Organic Probes on Clays Studied by IGC
Illite Inverse Gas Chromatography Kaolinite Surface Energetic Heterogeneity Water Adsorption
2011/12/22
Abstract: Oil recovery is strongly related to the wettability of reservoir rocks that are formed of quartz grains attached by mineral hydroxides and clay minerals. Illites and kaolinites are the most ...
Influence of Citric Acid and Glycine on the Adsorption of Mercury (II) by Kaolinite Under Various pH Conditions
Adsorption Kaolinite Kinetics Mercury Organic acids pH PZC Speciation
2011/12/1
Abstract: This investigation was carried out to study the effect of different concentrations of citric acid and glycine, which are common in freshwaters, on the kinetics of the adsorption of Hg by kao...
Radiogenic Argon Released by Stepwise Heating of Glauconite and Illite: The Influence of Composition and Particle Size
Argon Dehydroxylation Glauconite Illite
2011/12/27
Various size fractions of several samples of glauconitic clay and illite were heated stepwise under vacuum for extended periods to: 1) evaluate radiogenic-argon (Ar) yields in relation to composition ...
The viscosity T/of dry and hydrous haplogranitic melts(anhydrous normative compo-sition: QZ28Ab340r38)has been determined between 3and 10kbar and 800 and 1400 DC using the falling-sphere method. The H...
Influence of Nonstoichiometry and the Presence of Maghemite on the Mossbauer Spectrum of Magnetite
Magnetite Mossbauer effect Nonstoichiometric magnetite
2011/12/28
Several samples of large- and small-particle magnetite (Fe3O4), as well as its thermal decomposition products formed at different temperatures and atmospheres, have been studied extensively by Mö...
The Influence of Uranyl Hydrolysis and Multiple Site-Binding Reactions on Adsorption of U(VI) to Montmorillonite
Montmorillonite Uranyl
2011/12/28
Adsorption of uranyl to SWy-1 montmorillonite was evaluated experimentally and results were modeled to identify likely surface complexation reactions responsible for removal of uranyl from solution. U...
Centro de Tecnología de Recursos Minerales y Cerámica, Cno. Centenario y 506, CC 49 (1897) M.B. Gonnet Buenos Aires, Argentina. FAX 54-21-710075
Abstract: OH-Cr smectites were prepared with different...
The Influence of Local Sources on the Mineral Content of Bulk Deposition Over an Altitudinal Gradient in the Filabres Range(SE Spain)
Influence of Local Sources Bulk Deposition Altitudinal Gradient the Filabres Range SE Spain
2011/11/11
The Influence of Local Sources on the Mineral Content of Bulk Deposition Over an Altitudinal Gradient in the Filabres Range(SE Spain).
Adsorption of Water Vapor by Soils: Investigations of the Influence of Organic Matter, Iron, and Aluminum on Energetic Heterogeneity of Soil Clays
Soil constituents Surface heterogeneity Water adsorption
2011/12/29
Water vapor adsorption isotherms were measured for samples of loessial soil clays modified by removing organic matter and Fe and Al compounds. The isotherms were analyzed by the exponential adsorption...