搜索结果: 1-11 共查到“地质学 HRTEM”相关记录11条 . 查询时间(0.5 秒)
A HRTEM Study of Cronstedtite: Determination of Polytypes and Layer Polarity in Trioctahedral 1:1 Phyllosilicates
Cronstedtite HRTEM Layer Polarity Morphology Polytype Stacking Disorder Trioctahedral 1:1 Phyllosilicates
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2011/12/5
Abstract: It is shown that polytypes or stacking sequences of cronstedtite, an Fe-bearing trioctahedral 1:1 phyllosilicate, can be determined using near-atomic high-resolution transmission electron mi...
HRTEM evidence for the process and mechanism of saponite-to-chlorite conversion through corrensite
chlorite-smectite saponite-to-chlorite conversion corrensite
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2012/3/31
To elucidate the process and mechanism of the prograde conversion of saponite to chlorite through
corrensite, the microstructures of a series of chlorite-smectite (C-S) mixed-layer samples from Kamik...
HRTEM and SAED investigations of polytypism, stacking disorder, crystal growth, and vacancies in chlorites from subgreenschist facies outcrops
Selected-area electron diffraction high-resolutio transmission electron microscopy
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2012/3/30
Selected-areaelectrondiffraction(SAED)combinedwithexperimentalandcomputed
high-resolutiontransmissionelectronmicroscopy(HRTEM)imageswereusedtoinvesti-
gatepolytypism,stackingdisorder,mixedlayering,a...
Transformation Mechanisms and Interstratification in Conversion of Smectite to Kaolinite: An HRTEM Study
HRTEM Interstratification Kaolinite Smectite Transformation Mechanisms
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2011/12/8
Abstract: The transformation of smectite into kaolinite and kaolinite-smectite interstratification were studied in samples belonging to the Argiles Plastiques formation of the Paris basin, by high-res...
Mineralogical Transformation of Bioweathered Granitic Biotite, Studied by HRTEM: Evidence for a New Pathway in Lichen Activity
Back-scattered Electrons Biotite Bioweathering Granite High-Resolution Transmission Electron Microscopy (HRTEM) Lattice-Fringe Images Lichens Vermiculite
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2011/12/8
Abstract: The question of whether clay minerals can be biogenically transformed as a result of lichen activity at the lichen-rock interface remains unresolved. We applied several microscopical and ana...
HRTEM investigation of microstructures in a length-slow chalcedony
HRTEM investigation microstructures length-slow chalcedony
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2012/3/31
High-resolution transmission electron microscopy reveals dense Brazil-twin boundaries on the unit-cell scale in length-slow chalcedony. The twins can be considered as the result of stacking of left- a...
HRTEM of microcrystalline opal in chert and porcelanite from the Monterey Formation, California
HRTEM microcrystalline opal chert porcelanite Monterey Formation California
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2012/4/9
Microcrystalline opal wasinvestigated using low-dose transmission electron microscopy (TEM) methods to identify microstructural characteristics and possible phase-transforma-tion mechanisms that accom...
Particle Shape versus Coherent Scattering Domain of Illite/Smectite: Evidence from HRTEM of Dolna Ves Clays
Coherent scattering domain Fundamental particle HRTEM Illite/Smectite Mixed-layer crystal
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2011/12/27
Fundamental particle thickness measurements of Dolná Ves hydrothermal illite/smectite (I/S) samples confirmed earlier findings regarding the content of fixed cations in illite interlayers (ca. 0.9/O10...
A synchrotron radiation, HRTEM, X-ray powder diffraction, and Raman spectroscopic study of malayaite, CaSnSiO5
synchrotron radiation HRTEM X-ray powder diffraction Raman spectroscopic study malayaite CaSnSiO5
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2012/4/5
Synchrotron radiation, high-resolution transmission electron microscopy (HRTEM),X-ray powder diffraction, and Raman spectroscopy wereused to study the structure and thermal behavior of malayaite, CaSn...
Ordering of the stacking sequence in cookeite with increasing pressure: An HRTEM study
Ordering stacking sequence cookeite increasing pressure HRTEM study
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2012/4/5
To explore the effect of pressure on the stacking-sequence of the chlorite cookeite, a systematic TEM study ofstacking microstructures has been conducted onnatural samples from pegmatitic and metamorp...
A (1:1) 7-A Fe Phase and its Transformation in Recent Sediments: An HRTEM and AEM Study
7-A Fe phase 10-A phyllosilicates AEM HRTEM Marine sediments Phase transformation
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2011/12/28
Young marine green grains, from Fe-rich sediments, were studied by using HRTEM systematically combined with punctual microchemical EDX analyses. Experimental results demonstrated these grains were mad...