TriStar II 3020 Report Options Files
302-42828-01 - Dec 2012 5-59
Transformed Isotherm Plot Options
Highlight Transformed Isotherm in the Selected Reports list box and click Edit.
The transformed Dubinin isotherm is the logarithm of quantity adsorbed as a function of the log of rel-
ative pressure raised to a power. Isotherms for which the Dubinin method is applicable produce
straight lines when transformed in this way.
Field or Button Description
Overlay Samples
checkbox
Refer to BET/Langmuir Surface Area Report Options, page 5-32.
Autoscale x-axis /
Autoscale y-axis
checkboxes
Select an option to have the X- and/or Y-axes scaled automatically. Both
axes begin at 0; the system uses the highest values collected during
analysis as the ending points for axis ranges.
To enter beginning and ending values manually, deselect these
checkboxes.
X-axis - shows the quantity of gas adsorbed at standard temperature and
pressure.
Y-axis - shows the log of relative pressure.
Cancel button
OK button
Refer to Common Fields and Buttons - File Menu Options, page 5-1.
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