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Questions related from Le Zhang
Hello everyone. I want to use LA-ICP-MS to measure trace elements in quartz. However, I found the laser I used cannot ablate quartz. It seems that the laser beam just passes through this mineral...
30 September 2021 4,491 11 View
Based on some geochemical features (e.g. high Sr/Y, Gd/Yb), some researches suggest garnet may crystalize during basaltic magma evolution. If garnet crystalizes in basaltic magma, why no garnet...
20 April 2020 8,972 0 View
Recently, I used Cameca 1280HR to measure trace elements in basaltic glasses. The accuracy of most elements were +/-1-30%. However, Lu, Hf, Ta and Th (the contents of these elements are about...
25 April 2015 7,428 2 View
Recently we use a 1-atm gas mixture furnace to homogenize melt inclusions hosted in olivines. Firstly, we did the air tight test and found that there was slightly gas leak in this furnace at the...
24 April 2015 7,195 5 View
I want to measure a mafic rock age with Sm-Nd isotope system (Sm-Nd isochron). I have no idea what mineral has low Sm/Nd and what mineral has high Sm/Nd. I need your suggestion. Thank You.
15 March 2015 7,995 5 View
When I measure boron isotope by MC-ICPMS, the washing time between two samples are about 10 minutes at the beginning. After about 4-5-hour measurement, the washing time rises to about half an...
14 March 2015 2,468 6 View
