TY - JOUR T1 - Influence of an aperture on the performance of a two-degree-of-freedom iron-cored spherical permanent-magnet actuator JO - IEEE T MAGN PY - 2002/11/01 AU - Mitchell JK AU - Jewell GW AU - Wang J AU - Bingham CM AU - Howe D ED - DO - DOI: 10.1109/TMAG.2002.804812 VL - 38 IS - 6 SP - 3650 EP - 3653 Y2 - 2024/10/18 ER -