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Thermo Fisher Scientific

Setting Up Inter Element Correction in Qtegra for iCAP 7000 Series

Description: 

1. Double-click on the Formula cell for the Element/Wavelength an Inter Element Correction equation needs to be added

Double-click on Formula Cell.png

2. This will bring up a new window pane on the right side of the screen where the correction equation can be defined. Type the equation into the Formula cell of the Element/Wavelength the equation needs to be defined for. This formula needs to be written using the following structure:

[-] [Factor] [mathematical symbol] [X] 

Where

[-] represents and subtractive interference. For an additive interference, a [+] sign does not need to be inputted at the beginning of the Formula

[Factor] The factor to be applied to the interfering element and produce the intensity that should be subtracted or added to the target wavelength being corrected for the interference

[mathematical symbol] Typically this will be [*] as the factor will be multiplied by the intensities of the interfering element to produce the intensity that should be subtracted or added to the target wavelength being corrected for the interference

[X] represents the interfering element and must be imputed as 'X'

For example, in the picture below, a Factor of 0.00001999 is being multiplied by the intensity of Fe 259.940 (Radial) and then being added to As 189.042

Interference Correction equation added to Arsenic.png

Note

The Enable checkbox in the right windowpane for the interfering elements allows you to enable which correction equations you want to apply to the target wavelength being analyzed.

The Enable checkbox in the left windowpane for the target wavelengths which Inter Element Corrections are being applied to will enable/disable ALL Inter Element Correction equations applied to that element/wavelength.

 

 

 

Environment:

  • iCAP 7000 Series

 

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