Research Article
Role of Indium Alloying with Lead as a Means to Reduce the Passivation Phenomena in Lead/Acid Batteries
Table 4
Surface element content (atomic %) of Pb, alloy I, and alloy V at both peak potential and passive region using EDX analysis.
| | Electrode | At peak potential | At passive region
| | Pb | Alloy I | Alloy V | Pb
| Alloy I
| Alloy V
| | Element | Element (atomic %)
| Element (atomic %)
|
| | O | 57.86
| 71.97
| 85.44
| 55.28
| 60.45
| 84.23
| | S | 19.72
| 14.0
| —
| 10.87
| 9.50
| — | | In | — | 5.12
| 9.45
| — | 4.28
| 8.23
| | Pb | 22.42 | 8.91 | 5.11 | 33.85 | 25.77 | 7.54 |
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