Spin dynamics in itinerant antiferromagnet SrCr${}_2$As${}_2$

Zhenhua Ning, Pinaki Das, Y. Lee +6

SrCr${}_2$As${}_2$ is an itinerant antiferromagnet in the same structural family as the SrFe${}_2$As${}_2$ high-temperature superconductors. We report our calculations of exchange-coupling…