Interaction Parameter Components - Micromeritics ASAP 2020 Confirm Operator's Manual

ASAP 2020 Confirm

Interaction Parameter Components

Gas
Argon
Carbon
Dioxide
Nitrogen
*The interaction parameter is entered in the Horvath-Kawazoe Report Options dialog in the
following field:
Interaction parameter: (calculated value) x 10
The following values were used to calculate the values in Table C-1.
Carbon-Graphite
D = 3.40
S
N = 3.845 x 10
S

= 1.05 x 10
S
13.5 x 10

= 1.02 x 10
S
Nitrogen
D = 3.00
A

= 6.71 x 10
A

= 3.6 x 10
A

= 1.76 x 10
A
C-28
Table C-1. Interaction Parameters
Bath
Temperature
(K)
87.3 Carbon (Ross/Olivier value)
Carbon (Horvath/Kawazoe value)
Zeolite
298.15 Carbon (Ross/Olivier value)
Carbon (Horvath/Kawazoe value)
Zeolite
273.15 Carbon (Ross/Olivier value)
Carbon (Horvath/Kawazoe value)
Zeolite
194.65 Carbon (Ross/Olivier value)
Carbon (Horvath/Kawazoe value)
Zeolite
77.15 Carbon (Ross/Olivier value)
Carbon (Horvath/Kawazoe value)
Zeolite
15
-29
(Ross/Olivier)
-29 (Horvath/Kawazoe, implicit)
-24
14
-29
-24
Sample Type
-43 4
ergs-cm
Zeolite
D = 3.04
S
N = 3.75 x 10
S

= 1.94 x 10
S

= 0.85 x 10
S
Argon
D = 2.95
A

= 7.608 x 10
A

= 3.22 x 10
A

= 1.63 x 10
A
202-42811-01 - Mar 2011
Appendix C
Interaction
Parameter
Calculated
Value*
2.61
5.89
3.19
4.20
9.20
5.08
4.34
9.35
5.22
4.72
9.72
5.60
2.84
6.53
3.49
15
-29
-24
14
-29
-24