Micromeritics Gemini VII 2390a, Operator'S Manual

Page: 157 / 426

Gemini VII Report Options Files
239-42828-01 - Dec 2012 5-47
Field or Button Description
Type dropdown list
Click the dropdown arrow to specify either:
•
DFT -
model based on the density functional theory.
•
Classical -
model based on the Kelvin equation and thickness
for determining the pore size distribution.
Refer to
DFT MODELS
, page
F-1
for further discussion on
models.
Geometry

dropdown list
Click the dropdown arrow to select the pore shape.
Pressure Range button
Refer to
BJH Adsorption/Desorption Report Options
, page
5-
36 .
Models list box
Lists the models that meet the criteria specified and which match
the adsorbate and temperature of the sample data. If no models
appear, no models meet the selected criteria. One model must be
selected.
Link to Micromeritics
NLDFT Models button
Click to hyperlink to the NLDFT Model Table on the
Micromeritics web page.
Regularization

dropdown list and text box
Select the extent of smoothing to apply to the data.
If
0.00000 (user)
is selected, enter a number in the text box
giving a relative weight for the smoothing during deconvolution.
Larger values produce more smoothing.