通过求解Bogoliubov-de Gennes(BdG)方程得到铁磁超导共存态(FS)的自洽方程,在考虑结界面的粗糙情形下,由推广的Furusaki-Tsukada(FT)的电流公式计算了铁磁超导态/ 绝缘层/s波超导体(FS/I/S)结的直流Josephson电流,讨论了FS/I/S结的直流Josephson临界电流随磁交换能、温度的变化情况.研究表明:铁磁超导态中磁交换能和结界面的粗糙势垒散射均对FS/I/S结的直流Josephson电流有抑制作用.
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