Anodic Alumina Membranes: From Electrochemical Growth to Use as Template for Fabrication of Nanostructured Electrodes
Abstract
:Featured Application
Abstract
1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. Fabrication and Characterization of AAM
3.2. Fabrication and Characterization of Nanostructures
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Electrolyte | 20 C cm−2 | 40 C cm−2 | 80 C cm−2 | 160 C cm−2 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Pore Mean Size. nm ±5% | Pores m−2 ×1013 ±10% | Cells m−2 ×1012 ±1% | Pore Mean Size. nm ±5% | Pores m−2 ×1013 ±10% | Cells m−2 ×1012 ±1% | Pore Mean Size. nm ±5% | Pores m−2 ×1013 ±10% | Cells m−2 ×1012 ±1% | Pore Mean Size. nm ±5% | Pores m−2 ×1013 ±10% | Cells m−2 ×1012 ±1% | |
0.4 M H3PO4 | 79.27 | 1.96 | 6.53 | 81.98 | 1.86 | 6.53 | 109.76 | 1.73 | 6.53 | 196.75 | 0.98 | 6.53 |
0.4 M H3PO4 0.04 M Al(OH)3 | 62.5 | 2.48 | 6.53 | 70.12 | 2.12 | 6.53 | 97.56 | 1.84 | 6.53 | 167.25 | 1.21 | 6.53 |
0.4 M H3PO4 0.095 M Al(OH)3 | 51.68 | 2.63 | 6.53 | 55.17 | 2.32 | 6.53 | 65.1 | 2.04 | 6.53 | 103.66 | 1.67 | 6.53 |
0.4 M H3PO4 0.13 M Al(OH)3 | 48.71 | 1.04 | 6.53 | 50.09 | 1.18 | 6.53 | 54.68 | 1.15 | 6.53 | 60.6 | 1.13 | 6.53 |
Electrolyte | PAA Layer Thickness, µm ± 5% | |||
---|---|---|---|---|
20 C cm−2 | 40 C cm−2 | 80 C cm−2 | 160 C cm−2 | |
0.4 M H3PO4 | 12.15 | 24.7 | 43.3 | 89.3 |
0.4 M H3PO4 0.04 M Al(OH)3 | 11.63 | 21.40 | 40.97 | 82.60 |
0.4 M H3PO4 0.095 M Al(OH)3 | 9 | 19.3 | 39.4 | 81.2 |
0.4 M H3PO4 0.13 M Al(OH)3 | 6.4 | 15.7 | 29.1 | 59.8 |
Sample | FESEM | EDS | XRD |
---|---|---|---|
Pd NWs 3 μm (0.035 M Pd2+) | | | |
Co NWs 4.5 μm (0.035 M Co2+) | | | |
PdCo NWs 4.5 μm (0.035 M Pd2+ 0.0069 M Co2+) | | | |
PdCo NWs (0.035 M Pd2+ 0.035 M Co2+) | NWs 4.8 μm | | |
PdCo NWs (0.035 M Pd2+ 0.17 M Co2+) | NWs 4.5 μm | | |
PdCo NTs 3.5 μm (0.017 M Pd2+ 0.017 M Co2+) | | Pd/Co 1/1 88 % PD | Pd and Au peaks |
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Patella, B.; Piazza, S.; Sunseri, C.; Inguanta, R. Anodic Alumina Membranes: From Electrochemical Growth to Use as Template for Fabrication of Nanostructured Electrodes. Appl. Sci. 2022, 12, 869. https://doi.org/10.3390/app12020869
Patella B, Piazza S, Sunseri C, Inguanta R. Anodic Alumina Membranes: From Electrochemical Growth to Use as Template for Fabrication of Nanostructured Electrodes. Applied Sciences. 2022; 12(2):869. https://doi.org/10.3390/app12020869
Chicago/Turabian StylePatella, Bernardo, Salvatore Piazza, Carmelo Sunseri, and Rosalinda Inguanta. 2022. "Anodic Alumina Membranes: From Electrochemical Growth to Use as Template for Fabrication of Nanostructured Electrodes" Applied Sciences 12, no. 2: 869. https://doi.org/10.3390/app12020869