TY - JOUR TI - Optimiziation of rotor structure for providing minimum cogging moment by using open slot method in axial flux permanent magnet motors AU - AYÇİÇEK, E. AU - BEKİROÄžLU, N. AU - ÅžENOL, Ä. JO - Sigma Journal of Engineering and Natural Sciences PY - 2012 VL - 30 SP - 392 EP - 401 DO - ER -