Research Article
[Retracted] Acoustic Control through Gradient Coil Design Using a Finite-Difference-Based Method for MRI
Table 1
Characteristics of the designed coils.
| Coil property | Optimized coil | Conventional coil |
| Transport current (A) | 439.1 | 447.0 | Efficiency (μT·m−1·A−1) | 67.91 | 66.74 | Max field deviation, (%) | 5.0 | 5.0 | Max ()/max () (%) | 3.0 | 3.0 | Min. wire gap (mm) | 3.9 | 4.2 | Inductance (μH) | 647 | 574 | Resistance (mΩ) | 474 | 429 | Displacement (RMS), f = 1750 Hz(μm) | 1.2 | 2.1 | FOM1, η2/L (μ T2·m−2·A−2·H−1) | 7.13 | 7.76 |
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