搜索结果: 1-12 共查到“地质学 Microprobe”相关记录12条 . 查询时间(0.296 秒)
Precise M鰏sbauer milliprobe determination of ferric iron in rock-forming minerals and limitations of electron microprobe analysis
ferric iron rock-forming minerals electron microprobe analysis
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2012/3/30
Forestimationsof P-T conditionsofigneousandmetamorphicrocks,Fe incoexisting
mineralsiseitherassumedtobezerooriscalculatedfromelectronmicroprobeanalyses
(EMPA)baseduponstoichiometryandchargebalance.G...
Trace element analysis with the electron microprobe: New data and perspectives
electron microprobe element analysis
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2012/3/30
Thisworkpresentsaproceduredevelopedfortraceelementanalysisusingtheelectron
microprobe(EMP).Themethodisdemonstratedbyanalysisofsevenglassesprepared
fromreferencerockpowders,withcompositionsofgranite,...
Raman Microprobe Spectroscopy of Halloysite
Halloysite Kaolinite Lattice Vibrations Raman Microprobe Raman Spectroscopy
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2011/12/1
Abstract: The Raman spectra of a tubular halloysite originating from Matauri Bay, New Zealand, have been obtained using a Renishaw 1000 Raman microscope system. The Raman microprobe enables the Raman ...
High-precision analysis of hydrous rhyolitic glass inclusions in quartz phenocrysts using the electron microprobe and INAA
High-precision analysis hydrous rhyolitic glass quartz phenocrysts electron microprobe INAA
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2012/4/6
Ahigh-precision electron microprobe(EMP) technique hasbeendeveloped that is ca-pableofanalyzing major,minor,and trace element abundances (Si,Ti,AI,Fe,Mn,Mg,
Ca,Na,K,Cl)in hydrous rhyolitic glasses.Th...
Optimizing the electron microprobe analysis of hydrous alkali aluminosilicate glasses
Optimizing electron microprobe analysis hydrous alkali aluminosilicate glasses
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2012/4/6
The time-dependent loss of NaKa X-ray intensity during electron-beam irradiation of hydrous alkali alumino silicate glasses is apparently moresignificant during the initial few seconds ofbeam exposure...
Trace element zoning and incipient metamictization in a lunar zircon: Application of three microprobe techniques
Trace element zoning incipient metamictization lunar zircon Application of three microprobe techniques
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2012/4/6
Wehave determined major(Si,Zr,Hf),minor(AI,Y,Fe,P),and trace element (Ca, Sc,Ti,Ba,REE,Th,U)concentrations and Ramanspectra ofazoned, 200~mzircon grainin lunar sample 14161,7069,aquartz monzodioritebr...
Pyroxene as a recorder of cumulate formational processes in asteroids, Moon, Mars, Earth: Reading the record with the ion microprobe
Pyroxene cumulate formational processes asteroids Moon Mars Earth ion microprobe
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2012/4/5
Igneous cumulate rocks provide an important record ofplanetary magmatism, but there are pitfalls in their interpretation. Cumulus minerals mayreact withthe trapped meltand other cumulus phases during ...
Electron microprobe analysis of Ca in olivines close to grain boundaries: The problem of secondary X-ray fluorescence
Electron microprobe analysis of Ca olivines grain boundaries secondary X-ray fluorescence
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2012/4/5
AnalysisofCain olivine grainscloseto boundaries withCa-richphases is inherently problematic becauseofthe effectsofsecondary X-rayfluorescenceofCafrom the adjoining Ca-richphase. Commercial fluorescenc...
Characterization and use of isotopically homogeneous standards for in situ laser microprobe analysis of 34S/32S ratios
Characterization homogeneous standards 34S/32S ratios
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2012/4/5
Conventional and laser microprobemeasurementsofSisotope ratios weremadeona suite ofeightnatural sulfidesamples to develop awell-characterized,isotopically homo-geneous set ofstandards for in situ lase...
THE ELECTRON.MICROPROBE ANALYSIS OF PALYGORSKITE
mineraux argileux palygorskite attaptrlgils microsonde electronique CLAYSTAT diffraction X
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2011/11/4
Fifteen samples of palygorskite, from widespread localities,have been investigated. The ubiquitous impurities and exhemely fine grain+ize pose serious problems in many analytical procedures. The elect...
The Composition of Kaolinite桝n Electron Microscope Microprobe Study
Composition Kaolinite Electron Microscope Microprobe Study
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2012/2/14
Electron microscope microprobe analysis (EMMA) has been applied to the determination of the elemental compositions of the kaolinite particles (Mg, Al, Si, K, Ti and Fe) contained in the 0? ?0? 祄 e.s.d...
Electron Microprobe Study of Kaolin
Electron Microprobe Study Kaolin
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2012/2/21
Electron microprobe studies of kaolinite indicate that most of the Fe is evenly distributed throughout the kaolinite and must either be in the structure or occur as very small particles adsorbed on th...