On Biomimetics by Lilyana Pramatarova

On Biomimetics
152

002300 002300

initial

2h

4h

6h

72h

002300

(^)
(^)
10 20 30 40 50
10 20 30 40 50
10 20 30 40 50
2-theta Scale
a b c
Fig. 9. XRD patterns of solid phases with Zn2+/(Zn2+ + Ca2+) ratios of 0.03 (a); 0.05 (b) and
0.1 (c) matured for different times in SBFc.
0 1020304050607080
0
1
2
3
4
5
6
7
8
9
pH
time, h
0 1020304050607080
0
1
2
3
4
5
6
PO
3- 4
, mmol/l
time, h
a b
0 1020304050607080
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Ca
2+
, mmol/l
time, h
0 1020304050607080
0.6
0.8
1.0
1.2
Ca/PO4
time, h
SBFc
SBFr
SBFg
c d
Fig. 10. Kinetic profiles of pH (a), PO 4 3- (b), Ca2+ (c), in the liquid phases and of the Ca/PO 4
ratio in the solid phases (d) during maturation.