As compared with amorphous diamond on Si, the reduction of the applied electric field for the electron emission can be effectively improved by using Sm/ amorphous diamond contact.

• 我们发现非晶钻石长在镀钐的硅基板比单纯长在硅基板上的场发射特性更好，主要是因为金属有相对较低的功函数，可以降低金属/石接面的位障高度。