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Charge density stimulation parameters.
| Pulse width (μs) | Pulse amplitude (mA) | Charge density (μC/cm2) |
|---|---|---|
| 30 | 5 | 2.5 |
| 30 | 10 | 5 |
| 60 | 2.5 | 2.5 |
| 60 | 5 | 5 |
| 60 | 10 | 10 |
| 120 | 2.5 | 5 |
| 120 | 5 | 10 |
| 120 | 10 | 20 |
| 250 | 1.25 | 5 |
| 250 | 2.5 | 10 |
| 250 | 5 | 20 |
Stimulation was varied in pulse width and amplitude, and multiple combinations of both were chosen to test set charge density levels. Given that the system has a total resistance of approximately 1 kOhm, a 1 mA pulse has a potential of 1 V.
