Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Predicted magnetic field in the gap and tips of the polepieces for 1000 A-turns excitation (Ansoft MAXWELL 3D software). The small arrows indicate the direction of B in the gap and inside the polepieces. The slice shown is at the center of the polepiece thickness.
