Figure 2

(a) Images from optical microscope of the serial design and (b) parallel design. (c) MR as function of the minimum resistance for serial and parallel designs for different wHM, inset the resistance variation.

(a) Images from optical microscope of the serial design and (b) parallel design. (c) MR as function of the minimum resistance for serial and parallel designs for different wHM, inset the resistance variation.