ATOMIC PERCENT
From EPMA Probe
ATOMIC PERCENT
The atomic percent is calculated based of the fraction of the atomic weight of the element. Also called "elemental mole" percent. Since the calculation normalizes the data to a 100 % total, it is recommended that the calculation be only performed on samples which total close to 100 % (e.g., 98-102). The calculation is as follows :
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where : W is the elemental weight percent of the element
A is the atomic weight of the element
