Fig. 1From: An ultra-low magnetic field thermal demagnetizer for high-precision paleomagnetismConfiguration of non-inductive heating wires. a Bifilar solenoid wrapped for a small oven, b solenoid-like helical heating wires arranged in a larger oven, c the new straight core solenoid heating wires using in the TD-PGL-100. Arrows indicate the current flow directionBack to article page