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搜索结果: 1-5 共查到Microprobe analysis相关记录5条 . 查询时间(0.14 秒)
Forestimationsof P-T conditionsofigneousandmetamorphicrocks,Fe incoexisting mineralsiseitherassumedtobezerooriscalculatedfromelectronmicroprobeanalyses (EMPA)baseduponstoichiometryandchargebalance.G...
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...
AnalysisofCain olivine grainscloseto boundaries withCa-richphases is inherently problematic becauseofthe effectsofsecondary X-rayfluorescenceofCafrom the adjoining Ca-richphase. Commercial fluorescenc...
Conventional and laser microprobemeasurementsofSisotope ratios weremadeona suite ofeightnatural sulfidesamples to develop awell-characterized,isotopically homo-geneous set ofstandards for in situ lase...
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...

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