Biomedical Engineering Reference
In-Depth Information
Table 10.4: Binding and dissociation rate coefficients for different NH
3
concentrations (in ppm) in air to a sol-gel derived
thin film (
Roy et al., 2005
).
Ammonia
concentration (ppm)
k
k
1
k
2
k
d
k
d1
k
d2
160
0.4511
0.0827 0.2640
0.0483 2.4922
0.0834 0.09162
0.0248
na
na
320
1.873
0.127
na
na
0.0507
0.0071 0.0634
0.0025 0.3433
0.0322
640
1.775
0.212
na
na
0.1176
0.0391
na
na
1280
1.574
0.242
0.8170
0.0744 11.296
0.101
1.2474
0.1617
na
na
Table 10.5: Fractal dimensions for the binding and the dissociation phase for different NH
3
concentrations (in ppm) in air
to a sol-gel derived thin film (
Roy et al., 2005
).
Ammonia
concentration (ppm)
D
f
D
f1
D
f2
D
fd
D
fd1
D
fd2
160
1.3926 0.1354
1.0774 0.2000
2.1400 0.3750
0.2388 þ 0.2546
na
na
320
1.7092 0.1092
na
na
0 þ 0.1242
0.1828 0.0584
0.8960 0.3932
640
1.6038 0.09712
na
na
0.1530 þ 0.3126
na
na
1280
1.4886
0.1212
1.0946
0.1175
2.3548
0.0502
1.2598
0.1776
na
na
