Researchers must answer several major questions before the second category of devices can take off as a viable industry: Can we devise economic ways to combine ferromagnetic metals and semiconductors in integrated circuits?

• 为了让第二类自旋电子元件工业起飞，成为实际的产业，研究人员必须先回答下列几个主要问题：是否能想出较经济的方法，在积体电路中结合铁磁金属和半导体?