The angular dependence of exchange field and coercivity has been investigated for both negative and positive exchange bias in GdFe/FeMn system.

• 研究还表面在GdFe/FeMn体系下，正、负交换偏置中的矫顽力和交换偏置场随角度的变化关系基本相同，并可以通过一致转动模型来描述。