88
_
-
"
'
}
Where the structure factors are :
_.
‘
81 = 3 71/16 (tough pores) or 81 = 7:/4 (smooth pores)
v
=
(8 RT/MF,
*
_
'
Values of r can therefore be found fr‘om :
‘
,
;
—
_
r __
16 81înko
slope
,
‘
_
3 k},
inter0ept
_
‘
…
:
'
The term :;
—L—
can be obtamed from mther the slope or the mtercept.
,
……
,
,
_
REFFERENGE
,
.
,
1‘=. HEWGLF£,ÏaŒISHARRAŒT E'. W :Gaseous.dusicn iñporoùä}medîa with bariic_ùlar‘ refèrence
:,1
'
…
«
'»
»
,.
_
»
,
.
.
‘
(1948),
,
"
…
f
3. LAMBERT I. B. ànd MARSHALL W. R. Heat añd'màss trâfzsfer' in fréèze dryin"'gL Nat; A‘Cad. Sci., Nat. Rés.
?;
Washingtqn
.,
_
,
.
,
4. MELLOR J‘. D. Freeze—dryingProœSs, Austfaâ Pateùt Application No. 54196/65.
‘
,
‘
‘
‘
,
5. MELDOR J. D. To be published.
_
l‘
6. MELLÇR J. D. Vapow‘ phase.c01zditions in frg_e.zg dryizzg. Trans. 8th Vac,.Ççngr. and 2nd. Internat. Congr...
‘f
p. 1064, Pergamô Press (1962).
‘
'
‘
‘
‘
‘
“
‘
'
‘
‘
:;
7. MEIŒDR'J. D. and LovsrrD. A.
'
'
'
‘
"
-'
'
"
“
,