搜索结果: 1-15 共查到“凹凸棒石 High Resolution”相关记录24条 . 查询时间(0.221 秒)
High-Resolution Transmission Electron Microscopy Study of Newly Formed Sediments in the Atlantis II Deep, Red Sea
Atlantis II Deep Feroxyhyte Ferrihydrite Goethite Hematite HRTEM Iron-Rich 2:1 Phyllosilicates
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2011/12/5
Abstract: Iron and silicon in various proportions are the major components of the newly formed hydrothermal sediments in the Atlantis II Deep, Red Sea. Iron-rich 2:1 phyllosilicates with morphologies ...
Mixed Layering of Illite-Smectite: Results from High-Resolution Transmission Electron Microscopy and Lattice-Energy Calculations
HRTEM-AEM Illite-Smectite Lattice-Energy Calculations Mixed Layering Polar 2:1 Layers
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2011/12/6
Abstract: Mixed layering of illite-smectite was studied both experimentally, by using high-resolution transmission electron microscopy (HRTEM) and analytical electron microscopy (AEM), and theoretical...
Distinguishing between Surface and Bulk Dehydration-Dehydroxylation Reactions in Synthetic Goethites by High-Resolution Thermogravimetric Analysis
Crystallinity Dehydroxylation Goethite Thermogravimetry Nonstoichiometric Water TEM XRD
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2011/12/7
Abstract: Synthetic goethites studied by high-resolution thermogravimetry (HRTGA) show variability in surface characteristics and structural stability as a function of aging conditions. Goethites were...
Surface Layer Types of Kaolinite: A High-Resolution Transmission Electron Microscope Study
2:1 Layer Clays HRTEM Kaolinite Pyrophyllite Smectite Surface Layer
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2011/12/6
Abstract: High-resolution transmission electron microscopy (HRTEM) examinations have indicated that three types of surface layers may exist in natural kaolinite crystals. Type 1 has the expected 7-侌 s...
High-resolution synchrotron X-ray powder diffraction and Rietveld structure refinement of two (Mg0.95,Fe0.05)SiO3 perovskite samples synthesized under different oxygen fugacity conditions
high-resolution synchrotron X-ray powder diffraction
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2012/3/30
Thispaperpresentshigh-resolutionsynchrotronX-raypowderdiffractiondataat290K
ontwoFe-bearing,polycrystallinesilicateperovskitesampleswithapproximatecompo-
Fe )SiO synthesizedat25GPaand1920Kinamulti-a...
Topological and Thermal Properties of Surfactant-Modified Clinoptilolite Studied by Tapping-ModeTM Atomic Force Microscopy and High-Resolution
Hexadecyltrimethylammonium Muscovite Mica Surface Imaging Thermal Analysis Zeolite
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2011/12/1
Abstract: Unmodified and surfactant-modified clinoptilolite-rich tuff (referred to here as 揷linoptilolite? and muscovite mica were examined with tapping-mode atomic force microscopy (TMAFM) and high-r...
Coordination of Ti4+ in silicate glasses: A high-resolution XANES spectroscopy study at the Ti K edge
Coordination of Ti4+ silicate glasses high-resolution XANES spectroscopy study Ti K edge
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2012/4/1
The coordination environment of Ti in eight Ti-bearing glasses of the Na Si-Na,Ti
y4 ;:join (NTS) and in six ATY2 glasses (A20Ti02.2Y02, with A =Na, K, ~r Rb andSi or Ge) was determined using high-re...
Structural behavior, crystal chemistry, and phase transitions in substituted leucite: High-resolution neutron powder diffraction studies
Structural behavior crystal chemistry phase transitions substituted leucite High-resolution neutron powder diffraction studies
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2012/4/1
High-resolution neutron powder diffraction was used to study phase transitions in theleucite phases of KAlSi206, RbAlSi20", CsAlSi206, and KFeSi206. Thetemperature-depen-dent structural behavior invol...
Characterization of Soil Clay Minerals: Decomposition of X-ray Diffraction Diagrams and High-Resolution Electron Microscopy
Acid Soil Decomposition of X-ray Patterns High-Charge Smectite High-Resolution Electron Microscopy Illite/Smectite Mixed Layers X-ray Diffraction
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2011/12/27
Fine clays (<0.1 祄) extracted from an acid soil developed in a granite saprolite from the Massif Central, France, were characterized by X-ray diffraction (XRD) using a curve decomposition program, and...
Formation of Authigenic Illite in Palaeocene Mudrocks from the Central North Sea: A Study by High Resolution Electron Microscopy
Authigenic illite High resolution electron microscopy Illite-smectite
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2011/12/28
The mode of growth of authigenic, lath-shaped illitic particles has been investigated using field emission scanning electron microscopy (FESEM) and high resolution transmission electron microscopy (HR...
Characterization of Untreated and Alkylammonium Ion Exchanged Illite/Smectite by High Resolution Transmission Electron Microscopy
Alkylammonium Clays Diagenesis Illite Interstratification Smectite Transmission Electron Microscopy
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2011/12/28
High resolution transmission electron microscopy (HRTEM) have been performed on dispersed portions of one R > 1 and two R3 illite/smectite (I/S) samples from Silurian K-bentonites. R > 1 sample was st...
Charge Heterogeneity and Nanostructure of 2:1 Layer Silicates by High-Resolution Transmission Electron Microscopy
Charge heterogeneity Clays High-resolution transmission electron microscopy Illite Montmorillonite Nanostructure Smectite Vermiculite
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2011/12/30
Several soil and reference smectites and vermiculites and one reference illite were examined by high-resolution transmission electron microscopy (HRTEM) to decipher the nanostructure and layer charge ...
MINERALOGIC VARIATIONS IN A PLEISTOCENE HIGH-RESOLUTION EOLIAN RECORD FROM THE OWEN RIDGE, WESTERN ARABIAN SEA (SITE 722): IMPLICATIONS FOR SEDIMENT SOURCE CONDITIONS AND MONSOON HISTORY
MINERALOGIC VARIATIONS SOURCE CONDITIONS MONSOON HISTORY
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2011/11/8
Bulk mineralogy of the terrigenous fraction of 99 samples from ODP Site 722 on the Owen Ridge, western Arabian Sea, has been determined by x-ray diffraction, using an internal standard method. The sam...
The Structure and Thermal Transformations of Allophanes Studied by 29Si and 27Al High Resolution Solid-State NMR
Allophane ?Imogolite ?Dehydroxylation ?Crystal structure ?Nuclear magnetic resonance ?Thermal treatment ?X-ray powder diffraction
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2011/12/31
Examination of two volcanic and two precipitated allophanes by solid-state NMR, thermal analysis and X-ray powder diffraction shows three of the samples to contain structural features similar to both ...
High-Resolution Transmission Electron Microscopy Study of Mn-Oxyhydroxide Transformations and Accompanying Phases in a Lateritic Profile of Moanda, Gabon
Energy-dispersive X-ray analysis Hausmannite High-resolution transmission electron microscopy Laterite Manganese Manganite Pyrolusite Topotactic transformation
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2011/12/31
Unheated natural mixtures of manganite and secondary pyrolusite, from the same lateritic manganiferous sequence, were studied in different orientations by high-resolution transmission electron microsc...