Research Article
Optimising the Performance of Cement-Based Batteries
Table 4
Overview of findings.
| | Variable | Current (under 10 Ω load) | Voltage (initial open-circuit) | Lifespan |
| | Increase w/c ratio | ↑ | = | = | | Sand | = | = | = | | Aggregate | = | = | = | | Silica fume | ↑ | = | ↑ | | Carbon black (+plasticiser) | ↑ | ↑ | ↑ | | Increase electrode material | ↑ | = | = | | Salt solution | ↑ | = | ↑ | | Salt crystals | ↑ | = | ↑ | | Sodium silicate | = | = | = | | Closer electrodes | = | = | = | | Magnesium anode | ↑ | ↑ | ↑ |
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