文章简要介绍铁基超导体系中存在的一种竞争序,即超导与自旋密度波有序之间的竞争,它是理解铁基超导体物理性质与机理的基础.
The intriguing interplay between superconductivity and spin-density-wave instability is of central interest in Fe-based superconducting systems. This article briefly describes the identification of a spindensity-wave order in the parent compound, then highlights recent progress in exploring the competing phenomena.