搜索结果: 1-15 共查到“矿床学与矿相学 Solid”相关记录44条 . 查询时间(0.265 秒)
Sorption of uranium(VI) on Na-attapulgite as a function of contact time, solid content, pH, ionic strength, temperature and humic acid
Attapulgite U(VI) Sorption pH Ionic strength Temperature
2011/11/10
Sorption of U(VI) from aqueous solution to Na-attapulgite was investigated at different experimental chemistry conditions by using batch technique. The attapulgite sample was characterized by FTIR and...
Thermoanalytical studies of silver and lead jarosites and their solid solutions
Jarosite Thermal analysis Controlled rate thermal analysis Thermogravimetry
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...
Lime Burning with SAF (Solid Alternative Fuels) in Mokra plant
Lime SAF Solid Alternative Fuels Mokra plant
2012/3/28
While in cement industry alternative fuels have been widely used for 15 years, it is still considered as a pioneering application in lime manufacturing. Reasons are both technical and environmental.
Solid-liquid phase equilibria of binary salt hydrate mixtures involving ammonium alum
phase diagrams aluminum salts differential drop calorimetry salts hydrates
2011/11/10
Summary The solid-liquid phase diagrams of binary mixtures of ammonium alum with ammonium iron(III) alum, with aluminum nitrate nonahydrate and with ammonium nitrate and of aluminum sulfate hexadecahy...
Characterization of Silanol Groups in Protonated Magadiite by 1H and 2H Solid-State Nuclear Magnetic Resonance
1H NMR 2H NMR Hydrogen Bonding Magadiite Silanol Group
2011/12/6
Abstract: Silanol groups in protonated magadiite (H-magadiite) were characterized by 1H and 2H solid-state nuclear magnetic resonance (NMR). H-magadiite and deuterated (D) magadiite were synthesized b...
Trace element distribution among rock-forming minerals in Black Hills migmatites, South Dakota: A case for solid-state equilibrium
rock-forming minerals Black Hills migmatites solid-state equilibrium South Dakota
2012/3/31
Proterozoic migmatites in the Black Hills, South Dakota, were examined to determine if parti-
tioning of trace elements hosted by rock-forming minerals between melanosomes and leucosomes
preserves r...
Solid-state 29Si MAS NMR studies of illite and illite-smectite from shale
Solid-state 29Si MAS NMR studies illite illite-smectite shale
2012/4/1
A new method to extract quantitative information from poorly resolved Si magic-angle spinning
(MAS) nuclear magnetic resonance (NMR) spectra of natural mixed-layer illite-smectite (I-S) clays29Si
i...
Calculations of fluid-ternary solid solution equilibria: An application of the Wilson equation to fluid-(Fe,Mn,Mg)TiO3 equilibria at 600 °C and 1 kbar
Calculations fluid-ternary solid solution equilibria application Wilson equation fluid-(Fe,Mn,Mg)TiO3 equilibria 600 °C 1 kbar
2012/4/1
The Wilson equation (Wilson 1964) is applied to (Fe,Mn,Mg)TiO solid solutions for obtaining
the mixing properties of the ternary solid solution at 600 ?C and 1 kbar. The present study utilizes data
...
Symmetry change of majorite solid-solution in the system Mg3Al2Si3O12-MgSiO3
single crystals majorite solid-solution Mg3Al2Si3O12-MgSiO3
2012/3/31
Six single crystals of Mg (Mg Si Al )Si O with x = 0.05, 0.13, 0.24, 0.38, 0.52, and 0.64 (the
3 x x 2(R)Cx 3 12
majorite solid-solution) were synthesized at 20 GPa and 2000 ?C with a °∞6-8°± type ...
In situ neutron diffraction study of non-convergent cation ordering in the (Fe3O4)1-x(MgAl2O4)x spinel solid solution
non-convergent cation ordering (Fe3O4)1-x(MgAl2O4)x spinel solid solution
2012/3/31
Non-convergent cation ordering in the (Fe O ) (MgAl O ) solid solution was investigated us-
ing in-situ time-of-flight neutron powder diffraction. The approach to equilibrium in a sample with
x = 0...
Shifts in thermal expansivity with Fe content for solid solutions of MgSiO3-FeSiO3 with the perovskite structure
MgSiO3-FeSiO3 perovskite structure
2012/3/30
ThisstudypresentsevidencethatforasolidsolutionofMgFe SiO perovskite,the
x x-1 3
shiftinvolumethermalexpansivity,,issmallastheindex x ischanged.Accordingto
dataobtainedtheoreticallybyHamaandSuito(19...
Relating formulations of the thermodynamics of mineral solid solutions: Activity modeling of pyroxenes, amphiboles, and micas
mineral solid solutions pyroxenes amphiboles andmicas
2012/3/30
Inathermodynamicdescriptionofamineralsolidsolution,itiscustomarytoselecta
minimalgroupofend-membersthatconstitutesanindependentset,andyetinpractical
calculationsitcommonlyoccursthatadifferentindepen...
Solid State NMR Characterization of the Thermal Transformation of an Illite-Rich Clay
Illite Iron Paramagnetic Center Solid-State NMR Thermal Transformation
2011/12/9
Abstract: Lode, a dioctahedral illite-rich clay from Latvia belonging to the mica group of clay minerals, undergoes thermal transformation via a series of structurally disordered intermediate phases. ...
Coprecipitates of Cd, Cu, Pb and Zn in Iron Oxides: Solid Phase Transformation and Metal Solubility after Aging and Thermal Treatment
Aging Study Coprecipitation Electron Microprobe Analysis Ferrihydrite Transformation Metal Solubility Rate of Titration Thermal Treatment
2011/12/8
Abstract: Solid phase transformation and metal solubility were monitored after coprecipitation of Cd2+, Cu2+, Pb2+ and Zn2+ with Fe3+ to form ferrihydrite by titration to pH 6. The (co)precipitates we...
Solid-solid reactions mediated by a gas phase: An experimental study of reaction progress and the role of surfaces in the system olivine+iron metal
Solid-solid reactions olivine+iron metal
2012/4/1
The intergranular fluid involved in solid-solid reactions is tacitly assumed to be a melt or a (C-O-H-S-Cl-F)-bearing phase. We have studied the system olivine 1metal using dif-fusion couple experimen...
