Micromeritics TriStar II 3020 Operator's Manual page 334

Appendix C
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
 -29
= 1.05 x 10
S
13.5 x 10

-24
= 1.02 x 10
S
Nitrogen
D = 3.00
A

14
= 6.71 x 10
A

-29
= 3.6 x 10
A

-24
= 1.76 x 10
A
Carbon Dioxide
D = 3.23
A
N = 4.567 x 10
A
5.45 x 10
7.697 x 10

-29
= 5.0 x 10
A

-24
= 2.7 x 10
A
D values are from van der Waal's constant.
A
N values are from liquid densities.
A
 and  values are derived from data found in Ross and Olivier
The physical parameters referenced in Saito/Foley are as follows:
Aluminophosphate
D = 2.60
S
15
N = 1.48 x 10
S

-29
= 1.3 x 10
S

-24
= 2.5 x 10
S
C-26
15
(Ross/Olivier)
-29
(Horvath/Kawazoe, implicit)
14
(25 ºC)
14
(0 ºC)
14
(-78 ºC)
Aluminosilicate
D = 2.76
S
N = 1.31 x 10
s

= 1.3 x 10
S

= 2.5 x 10
S
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
12
.
15
-29
-24
TriStar II 3020
15
-29
-24
14
-29
-24
302-42828-01 - Dec 2012