Table 9.
Influence of the humidity, flow velocity and collector speed on the AEM properties.
Parameter | Value | Thickness ± SE | SD ± SE | IEC ± SE | CDfix ± SE | S ± SE | ER ± SE |
---|---|---|---|---|---|---|---|
(µm) | (%) | (meq/g) | (meq/g) | (%) | (Ω·cm2) | ||
Humidity | 60% | 57.1 ± 0.2 | 4.36 ± 0.24 | 3.66 ± 0.11 | 83.94 ± 0.29 | 90 ± 0.02 | 1.3 ± 0.2 |
80% | 54.3 ± 0.2 | 4.41 ± 0.03 | 4.39 ± 0.4 | 99.54 ± 0.35 | 89 ± 0.01 | 1.4 ± 0.04 | |
Flow velocity | 0.225 mL/h | 57.1 ± 0.2 | 4.36 ± 0.24 | 3.66 ± 0.11 | 83.94 ± 0.29 | 90 ± 0.02 | 1.3 ± 0.2 |
0.325 mL/h | 42.9 ± 0.1 | 4.53 ± 0.11 | 3.95 ± 0.02 | 87.19 ± 0.09 | 87 ± 1.3 | 1.9 ± 0.3 | |
0.525 mL/h | 64.3 ± 0.4 | 10.77 ± 0.04 | 4.33 ± 0.2 | 40.22 ± 0.16 | 85 ± 0.4 | 2.2 ± 0.02 | |
Collector speed | 100 rpm | 57.1 ± 0.2 | 4.36 ± 0.24 | 3.66 ± 0.11 | 83.94 ± 0.29 | 90 ± 0.02 | 1.3 ± 0.2 |
300 rpm | 41.4 ± 0.5 | 0.92 ± 0.21 | 8.69 ± 1.3 | 944 ± 0.3 | 93 ± 0.04 | 0.9 ± 0.1 | |
500 rpm | 51.4 ± 0.2 | 1.38 ± 0.37 | 5.29 ± 0.9 | 383 ± 0.64 | 91 ± 0.05 | 1.1 ± 0.3 |