scholarly journals Multi-element analysis of minerals using laser ablation inductively coupled plasma time of flight mass spectrometry and geochemical data visualization using t-distributed stochastic neighbor embedding: case study on emeralds

Author(s):  
Hao A. O. Wang ◽  
Michael S. Krzemnicki

A concept of “first measure, then determine” which elements are of interest is introduced for multi-element analysis using LA-ICP-TOF-MS. Geochemical data visualization using t-SNE is advantageous over PCA for determining the provenances of emerald.

2011 ◽  
Vol 173 (1-2) ◽  
pp. 173-181 ◽  
Author(s):  
Lenka Husáková ◽  
Iva Urbanová ◽  
Lenka Audrlická-Vavrušová ◽  
Jitka Šrámková ◽  
Tomáš Černohorský ◽  
...  

2019 ◽  
Vol 34 (6) ◽  
pp. 1272-1278 ◽  
Author(s):  
Sarah Theiner ◽  
Anna Schoeberl ◽  
Sophie Neumayer ◽  
Gunda Koellensperger

The capabilities of flow injection inductively coupled plasma time-of-flight mass spectrometry (FI-ICP-TOFMS) were evaluated for accurate multi-element analysis addressing water and serum reference materials with a sample intake of 5 μL in comparison to FI-ICP-MS/MS analysis.


2004 ◽  
Vol 57 (10) ◽  
pp. 921 ◽  
Author(s):  
Sebastien Rauch ◽  
Gregory M. Morrison

Recent developments in laser microprobes and the coupling of laser ablation (LA) to inductively coupled plasma mass spectrometry (ICP-MS) has opened up the possibility for detailed analysis of individual sediment grains and the elucidation of metal association with bulk elements and phases. Here, LA–ICP-MS is used for the micrometer-resolved, multi-element analysis of Pb and bulk elements such as Fe, Mg, Al, and Si. Normalized Pb signals show a clear association to Fe coatings at the surface of the particles.


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