Hedgehog Spin-Vortex Crystal (IMAGE)

DOE/Ames National Laboratory

Hedgehog Spin-Vortex Crystal

Caption

A variant of the iron arsenide CaKFe4As4 , was created by substituting in cobalt and nickel at precise locations. This slightly distorted the atomic arrangements which induced the new magnetic order, while retaining its superconducting properties.

Credit

Ames Laboratory, US Department of Energy

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