It is inevitable for magnetic recording media to develop more sensitive magnetoresistance devices and high magnetic anisotropy materials in the pursuit of higher recording density.

• 为了追求更高密度的资料储存方式，就磁记录媒体而言，不可避免的就是要开发出更灵敏的磁阻元件以及具有更高的磁异向性常数之材料。