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Phantom results
| Metric | Presence of shim coils | Absence of shim coils | % difference with and without shim coils | Performance criteria |
|---|---|---|---|---|
| Average flip angles [degrees] | 78.38 | 80.21 | − 2.28 | |
| SNR | 863.87 | 1079.60 | − 19.98 | > 215 |
| Ghosting [%] | 0.33 | 0.34 | + 0.01 | ≤ 1% |
