Transformed Isotherm Plot Options - Micromeritics Gemini VII 2390a Operator's Manual

Gemini VII

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
Overlay Samples
checkbox
Autoscale x-axis /
Autoscale y-axis
checkboxes
Cancel button
OK button
239-42828-01 - Dec 2012
Refer to
BET/Langmuir Surface Area Report
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.
Refer to
Common Fields and Buttons - File Menu
Description
Options, page 5-24.
Options, page 5-1.
Report Options Files
5-51