Chemistry Reference
In-Depth Information
ef
c
φ
and
ef
c
φ
, accordingly) is adduced. As one can see,
a good enough conformity of the values
(15.13) and (15.14) (
2
ef
c
φ
, estimated by both methods, is
1
ef
c
φ
makes up slightly larger
than 20%). Let us note, that the effective value φ
cl
exceeds essentially the
nominal one, determined according to the Eq. (4.66): within the range of
T
= 293÷363K by about 70% and within the range of
T
= 373÷413K - almost
in three times.
I
n
Fig. 15.13
,
the comparison of experimental and calculated according
to Kerner equation (the Eq. (15.11)) with the Eqs. (15.13) and (15.14) us-
ing values of reinforcement degree by shear modulus
G
p
/
G
l.m.
as a function
of testing temperature
T
for PC is adduced. As one can see, in this case at
the usage of nanoclusters effective concentration scale (
c
φ
and
ef
obtained (the average discrepancy of
1
ef
c
φ
instead of φ
cl
)
the good conformity of theory and experiment is obtained (their average
discrepancy makes up 6%).
ef
c
φ
and
FIGURE 15.12
The comparison of nanoclusters effective concentration scale
ef
c
φ
, calculated according to the Eqs. (15.13) and (15.14), respectively, for PC. A straight
line shows the relation 1:1 [41].
1
2
