搜索结果: 1-15 共查到“地质学 X-ray Diffraction”相关记录63条 . 查询时间(0.113 秒)
MINERALOGICAL ABUNDANCES AS DETERMINED BY X-RAY DIFFRACTION IN SELECT SAMPLES OF THE UPPER FLORIDA AQUIFER
MINERALOGICAL ABUNDANCES X-RAY DIFFRACTION FLORIDA AQUIFER
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2011/11/11
Analysis of 53 bulk powders derived from various rocks of the Upper Floridan Aquifer reveal calcite, dolomite/ankerite, quartz, apatite, and smectite to be the dominant minerals, with the clay and apa...
TRACE ELEMENT DETERMINATIONS COMPARED WITH X-RAY DIFFRACTION RESULTS OF BROWN CLAY IN THE CENTRAL PACIFIC
BROWN CLAY X-RAY DIFFRACTION THE CENTRAL PACIFIC
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2011/11/8
Prior to DSDP Leg 17, no sites drilled in the central Pacific had continuously cored a thick section of pelagic brown clay. On Leg 6 several sites were drilled through brown clay, but poor recovery du...
Synchrotron powder X-ray diffraction study of the structure and dehydration behavior of sepiolite and palygorskite
X-ray diffraction sepiolite palygorskite
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2011/11/4
Real-time, temperature-resolved synchrotron powder X-ray diffraction data and Rietveld refinements provide unprecedented insights into mineral behaviors and mechanisms of crystal structure transformat...
Identification of Iron Rusts on Rail by X-Ray Diffraction and Vibrational Analysis
Corrugation Rail Railway Raman Scattering Submarine Tunnel Vibrational Spectroscopy X-Ray Diffraction (XRD)
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2011/12/16
A periodical unevenness of the running surface of rails is formed on ascending slope of submarine railway tunnel. One of the causes has been concluded due to the combination of a low friction and whee...
X-Ray Diffraction Study of Particulate Tannery Waste Solidified in Cement
Chromium Clay Smectite Solidification/Stabilization Tannery Waste X-Ray Diffraction (XRD)
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2011/12/21
The leather industry creates a large quantity of organic and inorganic waste containing chromium. This research examines stabilization of particulate tannery waste in type II Portland cement. Several ...
Synchrotron powder X-ray diffraction study of the structure and dehydration behavior of palygorskite
Palygorskite Rietveld synchrotron X-ray diffraction time-resolved
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2011/11/7
Rietveld refinements using synchrotron powder X-ray diffraction data were used to study the crystal structure and dehydration behavior of pure monoclinic palygorskite samples from Korea and Alaska. Th...
Quantitative X-Ray Diffraction Analysis of Clay-Bearing Rocks from Random Preparations
Clay Minerals Marls Quantitative Analysis Shales X-ray Diffraction
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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
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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 ...
Phase Analysis of Clays Using an Expert System and Calculation Programs for X-Ray Diffraction by Two- and Three-Component Mixed-Layer Minerals
Clay Analysis Expert System Mixed-Layer Minerals Phase Analysis XRD
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2011/12/2
Abstract: X-ray phase analysis of clays is difficult because these materials generally consist of a mixture of different phases, i.e., mixed-layer minerals, individual clay minerals (non mixed-layer),...
Iron-Oxide Mineralogy of a Mollisol from Argentina: A Study by Selective-Dissolution Techniques, X-Ray Diffraction, and Mossbauer Spectroscopy
Ammonium-Oxalate Dissolution Treatment Chemical Analysis Dithionite-Citrate-Bicarbonate Dissolution Treatment Dithionite-Ethylenediaminetetraacetic Acid Dissolution Treatment
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2011/12/6
Abstract: Selective-dissolution techniques by ammonium oxalate (OX), dithionite-citrate-bicarbonate (DCB), and dithionite-ethylenediaminetetraacetic acid (D-EDTA), and X-ray diffraction and M鰏sbauer s...
Determination of Mean Crystallite Dimensions from X-Ray Diffraction Peak Profiles: A Comparative Analysis of Synthetic Hematites
BET Hematite Iron Oxides Mean Crystallite Dimension Powder X-ray Diffraction Surface Area XRD
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2011/12/8
Abstract: X-ray diffraction (XRD) profile analysis of eight synthetic hematite samples was performed to identify the best parameters for determining the apparent mean crystallite dimension (D) and, co...
In situ X-ray diffraction study of enstatite up to 12 GPa and 1473 K and equations of state
X-ray diffraction study of enstatite 12 GPa 1473 K equations of state
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2012/4/1
Crystal structures and phase transitions of enstatite (MgSiO ) were studied by in situ X-ray dif-fraction experiments using synchrotron radiation and a multi-anvil high-pressure apparatus at pres-/c t...
Transmission X-ray Diffraction of Undisturbed Soil Microfabrics Obtained by Microdrilling in Thin Sections
Clay Fabrics Clay Minerals Microdrilling Micromorphology Transmission X-ray Diffraction Undisturbed Microsamples
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2011/12/7
Abstract: Clay mineralogical studies by X-ray diffraction performed on extracted <2-祄 fractions do not always represent all clay mineral constituents present in the soil. In this work, transmission X-...
Determination of Illite-Smectite Structures Using Multispecimen X-ray Diffraction Profile Fitting
Illite-Smectite Simulation Structure Swelling X-Ray Diffraction
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2011/12/7
Abstract: A procedure for structural investigations by X-ray diffraction of mixed-layer structures incorporating swelling layers has been developed. For each sample, specimens saturated with different...
X-Ray Diffraction and the Identication and Analysis of Clay Minerals
X-ray Clay Minerals Identication
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2012/3/31
Reading the second edition of Moore and Reynolds°OX-ray Dif-
fraction and the Identification and Analysis of Clay Minerals
is an absolute delight. It is rare to come away from reading a
scientific ...